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Grade 1 Cylindrical Locks

We offer grade 1 cylindrical locks for virtually any application, from home to office, as the heavy-duty ultra durable choice for added security and protection. These locks are rugged and built to withstand constant use. Whatever your application may be, whether at home, office, university, church, or hospital, we offer the top brands, made with high quality materials—and we also offer replacement parts if you’re looking for bolster or refurbish your current application. Browse the selection below to find everything you need for your door lock cylinder parts and sets today!

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  1. Yale AU5401LN Passage/Closet Latch Cylindrical Lever Lock

    Yale AU5401LN Passage/Closet Latch Cylindrical Lever Lock

    Yale AU5401LN Designed for industrial, commercial and institutional use, the Yale® 5400LN Series heavy-duty cylindrical lockset offers no compromise when it comes to rugged reliability and performance. With key construction features such as our Free Wheeling lever mechanism, wear-resistant chassis plates, heavy-duty lever return springs and through-bolting, this Grade 1 trendsetter proves time and again why it’s the favorite among architects and building owners who demand the highest standard of product quality. Learn More
    $191.78

  2. Yale AU5402LN Privacy/Bedroom/Bathroom Cylindrical Lever Lock

    Yale AU5402LN Privacy/Bedroom/Bathroom Cylindrical Lever Lock

    Yale AU5402LN Designed for industrial, commercial and institutional use, the Yale® 5402LN Series heavy-duty cylindrical lockset offers no compromise when it comes to rugged reliability and performance. With key construction features such as our Free Wheeling lever mechanism, wear-resistant chassis plates, heavy-duty lever return springs and through-bolting, this Grade 1 trendsetter proves time and again why it’s the favorite among architects and building owners who demand the highest standard of product quality. Learn More
    $224.95

  3. Yale AU5404LN Entry Cylindrical Lever Lock w/ Conventional Cylinder

    Yale AU5404LN Entry Cylindrical Lever Lock w/ Conventional Cylinder

    Yale AU5404LN Designed for industrial, commercial and institutional use, the Yale® 5404LN heavy-duty cylindrical lockset offers no compromise when it comes to rugged reliability and performance. With key construction features such as our Free Wheeling lever mechanism, wear-resistant chassis plates, heavy-duty lever return springs and through-bolting, this Grade 1 trendsetter proves time and again why it’s the favorite among architects and building owners who demand the highest standard of product quality. Learn More
    $268.40

  4. Yale AU5404LN-1210-626-LC Entry Cylindrical Lever Lock Prep For Yale LFIC (Less Core)

    Yale AU5404LN-1210-626-LC Entry Cylindrical Lever Lock Prep For Yale LFIC (Less Core)

    Yale AU5404LN-1210-626-LC Designed for industrial, commercial and institutional use, the Yale® 5404LN-LC heavy-duty cylindrical lockset offers no compromise when it comes to rugged reliability and performance. With key construction features such as our Free Wheeling lever mechanism, wear-resistant chassis plates, heavy-duty lever return springs and through-bolting, this Grade 1 trendsetter proves time and again why it’s the favorite among architects and building owners who demand the highest standard of product quality. Learn More
    $259.60

  5. Yale AU5404LN-626-LC Entry Cylindrical Lever Lock (Less Cylinder)

    Yale AU5404LN-626-LC Entry Cylindrical Lever Lock (Less Cylinder)

    Yale AU5404LN-626-LC Designed for industrial, commercial and institutional use, the Yale® 5404LN-LC heavy-duty cylindrical lockset offers no compromise when it comes to rugged reliability and performance. With key construction features such as our Free Wheeling lever mechanism, wear-resistant chassis plates, heavy-duty lever return springs and through-bolting, this Grade 1 trendsetter proves time and again why it’s the favorite among architects and building owners who demand the highest standard of product quality. Learn More
    $229.90

  6. Yale AU5405LN Storeroom/Closet Cylindrical Lever Lock w/ Conventional Cylinder

    Yale AU5405LN Storeroom/Closet Cylindrical Lever Lock w/ Conventional Cylinder

    Yale AU5405LN Designed for industrial, commercial and institutional use, the Yale® 5405LN heavy-duty cylindrical lockset offers no compromise when it comes to rugged reliability and performance. With key construction features such as our Free Wheeling lever mechanism, wear-resistant chassis plates, heavy-duty lever return springs and through-bolting, this Grade 1 trendsetter proves time and again why it’s the favorite among architects and building owners who demand the highest standard of product quality. Learn More
    $250.75

  7. Yale AU5405LN-1210-626-LC Storeroom/Closet Cylindrical Lever Lock Prep For Yale LFIC (Less Core)

    Yale AU5405LN-1210-626-LC Storeroom/Closet Cylindrical Lever Lock Prep For Yale LFIC (Less Core)

    Yale AU5405LN-1210-626-LC Designed for industrial, commercial and institutional use, the Yale® 5405LN Series heavy-duty cylindrical lockset offers no compromise when it comes to rugged reliability and performance. With key construction features such as our Free Wheeling lever mechanism, wear-resistant chassis plates, heavy-duty lever return springs and through-bolting, this Grade 1 trendsetter proves time and again why it’s the favorite among architects and building owners who demand the highest standard of product quality. Learn More
    $259.60

  8. Yale AU5405LN-1220-626-LC Storeroom/Closet Cylindrical Lever Lock Prep For Yale LFIC (Less Core)

    Yale AU5405LN-1220-626-LC Storeroom/Closet Cylindrical Lever Lock Prep For Yale LFIC (Less Core)

    Yale AU5405LN-1220-626-LC Designed for industrial, commercial and institutional use, the Yale® 5405LN Series heavy-duty cylindrical lockset offers no compromise when it comes to rugged reliability and performance. With key construction features such as our Free Wheeling lever mechanism, wear-resistant chassis plates, heavy-duty lever return springs and through-bolting, this Grade 1 trendsetter proves time and again why it’s the favorite among architects and building owners who demand the highest standard of product quality. Learn More
    $259.60

  9. Yale AU5405LN-LC Storeroom/Closet Cylindrical Lever Lock (Less Cylinder)

    Yale AU5405LN-LC Storeroom/Closet Cylindrical Lever Lock (Less Cylinder)

    Yale AU5405LN-LC Designed for industrial, commercial and institutional use, the Yale® 5405LN Series heavy-duty cylindrical lockset offers no compromise when it comes to rugged reliability and performance. With key construction features such as our Free Wheeling lever mechanism, wear-resistant chassis plates, heavy-duty lever return springs and through-bolting, this Grade 1 trendsetter proves time and again why it’s the favorite among architects and building owners who demand the highest standard of product quality. Learn More
    $229.90

  10. Yale AU5407LN Entry Cylindrical Lever Lock w/ Conventional Cylinder

    Yale AU5407LN Entry Cylindrical Lever Lock w/ Conventional Cylinder

    Yale AU5407LN Designed for industrial, commercial and institutional use, the Yale® 5407LN Series heavy-duty cylindrical lockset offers no compromise when it comes to rugged reliability and performance. With key construction features such as our Free Wheeling lever mechanism, wear-resistant chassis plates, heavy-duty lever return springs and through-bolting, this Grade 1 trendsetter proves time and again why it’s the favorite among architects and building owners who demand the highest standard of product quality. Learn More
    $250.75

  11. Yale AU5407LN-1210-626-LC Entry Cylindrical Lever Lock Prep For Yale LFIC (Less Core)

    Yale AU5407LN-1210-626-LC Entry Cylindrical Lever Lock Prep For Yale LFIC (Less Core)

    Yale AU5407LN-1210-626-LC Designed for industrial, commercial and institutional use, the Yale® 5407LN heavy-duty cylindrical lockset offers no compromise when it comes to rugged reliability and performance. With key construction features such as our Free Wheeling lever mechanism, wear-resistant chassis plates, heavy-duty lever return springs and through-bolting, this Grade 1 trendsetter proves time and again why it’s the favorite among architects and building owners who demand the highest standard of product quality. Learn More
    $259.60

  12. Yale AU5407LN-1220-626-LC Entry Cylindrical Lever Lock Prep For Yale LFIC (Less Core)

    Yale AU5407LN-1220-626-LC Entry Cylindrical Lever Lock Prep For Yale LFIC (Less Core)

    Yale AU5407LN-1220-626-LC Designed for industrial, commercial and institutional use, the Yale® 5407LN heavy-duty cylindrical lockset offers no compromise when it comes to rugged reliability and performance. With key construction features such as our Free Wheeling lever mechanism, wear-resistant chassis plates, heavy-duty lever return springs and through-bolting, this Grade 1 trendsetter proves time and again why it’s the favorite among architects and building owners who demand the highest standard of product quality. Learn More
    $259.60

  13. Yale AU5407LN-LC Entry Cylindrical Lever Lock (Less Cylinder)

    Yale AU5407LN-LC Entry Cylindrical Lever Lock (Less Cylinder)

    Yale AU5407LN-LC Designed for industrial, commercial and institutional use, the Yale® 5407LN heavy-duty cylindrical lockset offers no compromise when it comes to rugged reliability and performance. With key construction features such as our Free Wheeling lever mechanism, wear-resistant chassis plates, heavy-duty lever return springs and through-bolting, this Grade 1 trendsetter proves time and again why it’s the favorite among architects and building owners who demand the highest standard of product quality. Learn More
    $229.90

  14. Yale AU5408LN Classroom Cylindrical Lever Lock w/ Conventional Cylinder

    Yale AU5408LN Classroom Cylindrical Lever Lock w/ Conventional Cylinder

    Yale AU5408LN Designed for industrial, commercial and institutional use, the Yale® 5408LN heavy-duty cylindrical lockset offers no compromise when it comes to rugged reliability and performance. With key construction features such as our Free Wheeling lever mechanism, wear-resistant chassis plates, heavy-duty lever return springs and through-bolting, this Grade 1 trendsetter proves time and again why it’s the favorite among architects and building owners who demand the highest standard of product quality. Learn More
    $250.75

  15. Yale AU5408LN-1210-626-LC Classroom Cylindrical Lever Lock Prep For Yale LFIC (Less Core)

    Yale AU5408LN-1210-626-LC Classroom Cylindrical Lever Lock Prep For Yale LFIC (Less Core)

    Yale AU5408LN-1210-626-LC Designed for industrial, commercial and institutional use, the Yale® 5408LN-LC heavy-duty cylindrical lockset offers no compromise when it comes to rugged reliability and performance. With key construction features such as our Free Wheeling lever mechanism, wear-resistant chassis plates, heavy-duty lever return springs and through-bolting, this Grade 1 trendsetter proves time and again why it’s the favorite among architects and building owners who demand the highest standard of product quality. Learn More
    $259.60

  16. Yale AU5408LN-1220-626-LC Classroom Cylindrical Lever Lock Prep For Yale LFIC (Less Core)

    Yale AU5408LN-1220-626-LC Classroom Cylindrical Lever Lock Prep For Yale LFIC (Less Core)

    Yale AU5408LN-1220-626-LC Designed for industrial, commercial and institutional use, the Yale® 5408LN-LC heavy-duty cylindrical lockset offers no compromise when it comes to rugged reliability and performance. With key construction features such as our Free Wheeling lever mechanism, wear-resistant chassis plates, heavy-duty lever return springs and through-bolting, this Grade 1 trendsetter proves time and again why it’s the favorite among architects and building owners who demand the highest standard of product quality. Learn More
    $259.60

  17. Yale AU5408LN-LC Classroom Cylindrical Lever Lock (Less Cylinder)

    Yale AU5408LN-LC Classroom Cylindrical Lever Lock (Less Cylinder)

    Yale AU5408LN-LC Designed for industrial, commercial and institutional use, the Yale® 5408LN-LC heavy-duty cylindrical lockset offers no compromise when it comes to rugged reliability and performance. With key construction features such as our Free Wheeling lever mechanism, wear-resistant chassis plates, heavy-duty lever return springs and through-bolting, this Grade 1 trendsetter proves time and again why it’s the favorite among architects and building owners who demand the highest standard of product quality. Learn More
    $229.90

  18. Yale AU5417LN-626-LC Apartment/Exit/Public Toilet Cylindrical Lever Lock (Less Cylinder)

    Yale AU5417LN-626-LC Apartment/Exit/Public Toilet Cylindrical Lever Lock (Less Cylinder)

    Yale AU5417LN-626-LC Designed for industrial, commercial and institutional use, the Yale® 5417LN heavy-duty cylindrical lockset offers no compromise when it comes to rugged reliability and performance. With key construction features such as our Free Wheeling lever mechanism, wear-resistant chassis plates, heavy-duty lever return springs and through-bolting, this Grade 1 trendsetter proves time and again why it’s the favorite among architects and building owners who demand the highest standard of product quality. Learn More
    $229.90

  19. Yale AU5418LN-626 Intruder Classroom Cylindrical Lever Lock w/ Conventional Cylinder

    Yale AU5418LN-626 Intruder Classroom Cylindrical Lever Lock w/ Conventional Cylinder

    Yale AU5418LN-626Designed for industrial, commercial and institutional use, the Yale® 5418LN heavy-duty cylindrical lockset offers no compromise when it comes to rugged reliability and performance. With key construction features such as our Free Wheeling lever mechanism, wear-resistant chassis plates, heavy-duty lever return springs and through-bolting, this Grade 1 trendsetter proves time and again why it’s the favorite among architects and building owners who demand the highest standard of product quality. Learn More
    $279.44

  20. Yale AU5418LN-LC-626 Intruder Classroom Cylindrical Lever Lock (Less Cylinder)

    Yale AU5418LN-LC-626 Intruder Classroom Cylindrical Lever Lock (Less Cylinder)

    Yale AU5418LN-LC-626 Designed for industrial, commercial and institutional use, the Yale® 5418LN-LC heavy-duty cylindrical lockset offers no compromise when it comes to rugged reliability and performance. With key construction features such as our Free Wheeling lever mechanism, wear-resistant chassis plates, heavy-duty lever return springs and through-bolting, this Grade 1 trendsetter proves time and again why it’s the favorite among architects and building owners who demand the highest standard of product quality. Learn More
    $229.90

  21. Yale AU5421LN-626 Communicating Cylindrical Lever Lock w/ Conventional Cylinder

    Yale AU5421LN-626 Communicating Cylindrical Lever Lock w/ Conventional Cylinder

    Yale AU5421LN-626 Designed for industrial, commercial and institutional use, the Yale® 5421LN heavy-duty cylindrical lockset offers no compromise when it comes to rugged reliability and performance. With key construction features such as our Free Wheeling lever mechanism, wear-resistant chassis plates, heavy-duty lever return springs and through-bolting, this Grade 1 trendsetter proves time and again why it’s the favorite among architects and building owners who demand the highest standard of product quality. Learn More
    $289.30

  22. Yale AU5421LN-626-LC Communicating Cylindrical Lever Lock (Less Cylinder)

    Yale AU5421LN-626-LC Communicating Cylindrical Lever Lock (Less Cylinder)

    Yale AU5421LN-626-LC Designed for industrial, commercial and institutional use, the Yale® 5421LN heavy-duty cylindrical lockset offers no compromise when it comes to rugged reliability and performance. With key construction features such as our Free Wheeling lever mechanism, wear-resistant chassis plates, heavy-duty lever return springs and through-bolting, this Grade 1 trendsetter proves time and again why it’s the favorite among architects and building owners who demand the highest standard of product quality. Learn More
    $229.90

  23. Yale AU5422LN-1210-626-LC Corridor Cylindrical Lever Lock Prep For Yale LFIC (Less Core)

    Yale AU5422LN-1210-626-LC Corridor Cylindrical Lever Lock Prep For Yale LFIC (Less Core)

    Yale AU5422LN-1210-626-LC Designed for industrial, commercial and institutional use, the Yale® 5422LN heavy-duty cylindrical lockset offers no compromise when it comes to rugged reliability and performance. With key construction features such as our Free Wheeling lever mechanism, wear-resistant chassis plates, heavy-duty lever return springs and through-bolting, this Grade 1 trendsetter proves time and again why it’s the favorite among architects and building owners who demand the highest standard of product quality. Learn More
    $259.60

  24. Yale AU5422LN-626 Corridor Cylindrical Lever Lock w/ Conventional Cylinder

    Yale AU5422LN-626 Corridor Cylindrical Lever Lock w/ Conventional Cylinder

    Yale AU5422LN-626 Designed for industrial, commercial and institutional use, the Yale® 5422LN heavy-duty cylindrical lockset offers no compromise when it comes to rugged reliability and performance. With key construction features such as our Free Wheeling lever mechanism, wear-resistant chassis plates, heavy-duty lever return springs and through-bolting, this Grade 1 trendsetter proves time and again why it’s the favorite among architects and building owners who demand the highest standard of product quality. Learn More
    $248.63

  25. Yale AU5422LN-626-LC Corridor Cylindrical Lever Lock (Less Cylinder)

    Yale AU5422LN-626-LC Corridor Cylindrical Lever Lock (Less Cylinder)

    Yale AU5422LN-626-LC Designed for industrial, commercial and institutional use, the Yale® 5422LN heavy-duty cylindrical lockset offers no compromise when it comes to rugged reliability and performance. With key construction features such as our Free Wheeling lever mechanism, wear-resistant chassis plates, heavy-duty lever return springs and through-bolting, this Grade 1 trendsetter proves time and again why it’s the favorite among architects and building owners who demand the highest standard of product quality. Learn More
    $229.90

  26. Yale AU5430LN-626 Utility/Asylum/Institutional Cylindrical Lever Lock w/ Conventional Cylinder

    Yale AU5430LN-626 Utility/Asylum/Institutional Cylindrical Lever Lock w/ Conventional Cylinder

    Yale AU5430LN-626 Designed for industrial, commercial and institutional use, the Yale® 5430LN heavy-duty cylindrical lockset offers no compromise when it comes to rugged reliability and performance. With key construction features such as our Free Wheeling lever mechanism, wear-resistant chassis plates, heavy-duty lever return springs and through-bolting, this Grade 1 trendsetter proves time and again why it’s the favorite among architects and building owners who demand the highest standard of product quality. Learn More
    $279.44

  27. Yale AU5430LN-626-LC Utility/Asylum/Institutional Cylindrical Lever Lock (Less Cylinder)

    Yale AU5430LN-626-LC Utility/Asylum/Institutional Cylindrical Lever Lock (Less Cylinder)

    Yale AU5430LN-626-LC Designed for industrial, commercial and institutional use, the Yale® 5430LN-LC heavy-duty cylindrical lockset offers no compromise when it comes to rugged reliability and performance. With key construction features such as our Free Wheeling lever mechanism, wear-resistant chassis plates, heavy-duty lever return springs and through-bolting, this Grade 1 trendsetter proves time and again why it’s the favorite among architects and building owners who demand the highest standard of product quality. Learn More
    $229.90

  28. Yale B-AU5404LN-626 Entry Cylindrical Lever Lock Prep For SFIC (Less Core)

    Yale B-AU5404LN-626 Entry Cylindrical Lever Lock Prep For SFIC (Less Core)

    Yale B-AU5404LN-626 Designed for industrial, commercial and institutional use, the Yale® B-5404LN heavy-duty cylindrical lockset offers no compromise when it comes to rugged reliability and performance. With key construction features such as our Free Wheeling lever mechanism, wear-resistant chassis plates, heavy-duty lever return springs and through-bolting, this Grade 1 trendsetter proves time and again why it’s the favorite among architects and building owners who demand the highest standard of product quality. Learn More
    $259.60

  29. Yale B-AU5405LN-613 Storeroom/Closet Cylindrical Lever Lock Prep For SFIC (Less Core)

    Yale B-AU5405LN-613 Storeroom/Closet Cylindrical Lever Lock Prep For SFIC (Less Core)

    Yale B-AU5405LN Designed for industrial, commercial and institutional use, the Yale® 5405LN heavy-duty cylindrical lockset offers no compromise when it comes to rugged reliability and performance. With key construction features such as our Free Wheeling lever mechanism, wear-resistant chassis plates, heavy-duty lever return springs and through-bolting, this Grade 1 trendsetter proves time and again why it’s the favorite among architects and building owners who demand the highest standard of product quality. Learn More
    $268.40

  30. Yale B-AU5405LN-626 Storeroom/Closet Cylindrical Lever Lock Prep For SFIC (Less Core)

    Yale B-AU5405LN-626 Storeroom/Closet Cylindrical Lever Lock Prep For SFIC (Less Core)

    Yale B-AU5405LN Designed for industrial, commercial and institutional use, the Yale® 5405LN heavy-duty cylindrical lockset offers no compromise when it comes to rugged reliability and performance. With key construction features such as our Free Wheeling lever mechanism, wear-resistant chassis plates, heavy-duty lever return springs and through-bolting, this Grade 1 trendsetter proves time and again why it’s the favorite among architects and building owners who demand the highest standard of product quality. Learn More
    $250.75

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Door Lock Cylinder

Grade 1 cylindrical locks are the strongest of their kind, providing you with a convenient latching system, most common on residential doors, with the strength to match the required integrity of a high-security commercial facility. These are a great accompaniment to a secure deadbolt, or even work well as an intra-facility access device between rooms with different clearances. We are confident that whatever door lock cylinder you need, you’ll find it here today on Buy Access.

Our goal, in keeping one of the largest access system inventories around, is that our customers can find exactly what they need for any application. We combine the best of both selection and top name brands so that you have everything you need from spare parts to full locksets, and don’t need to waste time searching all over the Internet to find the products you need.

Additionally, we want to make it even easier to get what you need for your lock system. So we’ve included free shipping on all orders over $200, and promise that if you can’t find what you’re looking for on our site, you can call one of our customer service representatives and we’ll help you find exactly what you need.

We know that in situations where you need to replace a lock, time is of the essence. So we encourage you to take advantage of our search tool, and find the exact cylindrical locks and models that you need. Rather than trying to replace the entire set, if just one small part is broken, simply find that missing part and install it into your existing application.

Take for example, our various Arrow locks. We have square corner, classroom-ready, knob, and several other locks, which are all viable for different commercial and non-commercial applications. Because they are backed by the ANSI grade 1 ranking, you can trust that they are built tough, and ready to handle any situation.

So whatever your needs are, we encourage you to browse our entire selection and find exactly what you need. Thanks again for choosing Buy Access, we’re glad to be able to help you keep your systems safe today!