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Grade 1 Cylindrical Locks

Grade 1 Lever/Knob locksets extra heavy duty residential, commercial, institutional, and industrial applications. Interior and exterior doors for schools/universities, hospitals/healthcare facilities, offices, factories, public buildings, religious, retail, and government facilities.

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  1. Yale PB5421LN-626 Communicating Cylindrical Lever Lock w/ Conventional Cylinder

    Yale PB5421LN-626 Communicating Cylindrical Lever Lock w/ Conventional Cylinder

    Yale PB5421LN-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
    $279.40

  2. Yale PB5408LN-LC Classroom Cylindrical Lever Lock (Less Cylinder)

    Yale PB5408LN-LC Classroom Cylindrical Lever Lock (Less Cylinder)

    Yale PB5408LN-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
    $220.00

  3. Yale PB5408LN Classroom Cylindrical Lever Lock w/ Conventional Cylinder

    Yale PB5408LN Classroom Cylindrical Lever Lock w/ Conventional Cylinder

    Yale PB5408LN 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
    $241.19

  4. Yale PB5407LN-LC Entry Cylindrical Lever Lock (Less Cylinder)

    Yale PB5407LN-LC Entry Cylindrical Lever Lock (Less Cylinder)

    Yale PB5407LN-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
    $220.00

  5. Yale PB5407LN Entry Cylindrical Lever Lock w/ Conventional Cylinder

    Yale PB5407LN Entry Cylindrical Lever Lock w/ Conventional Cylinder

    Yale PB5407LN 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
    $241.19

  6. Yale PB5405LN-LC Storeroom/Closet Cylindrical Lever Lock (Less Cylinder)

    Yale PB5405LN-LC Storeroom/Closet Cylindrical Lever Lock (Less Cylinder)

    Yale PB5405LN-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
    $220.00

  7. Yale PB5405LN Storeroom/Closet Cylindrical Lever Lock w/ Conventional Cylinder

    Yale PB5405LN Storeroom/Closet Cylindrical Lever Lock w/ Conventional Cylinder

    Yale PB5405LN 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
    $241.19

  8. Yale PB5404LN-626-LC Entry Cylindrical Lever Lock (Less Cylinder)

    Yale PB5404LN-626-LC Entry Cylindrical Lever Lock (Less Cylinder)

    Yale PB5404LN-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
    $220.00

  9. Yale PB5404LN Entry Cylindrical Lever Lock w/ Conventional Cylinder

    Yale PB5404LN Entry Cylindrical Lever Lock w/ Conventional Cylinder

    Yale PB5404LN 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
    $249.70

  10. Yale PB5402LN Privacy/Bedroom/Bathroom Cylindrical Lever Lock

    Yale PB5402LN Privacy/Bedroom/Bathroom Cylindrical Lever Lock

    Yale PB5402LN 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
    $215.05

  11. Yale PB5401LN Passage/Closet Latch Cylindrical Lever Lock

    Yale PB5401LN Passage/Closet Latch Cylindrical Lever Lock

    Yale PB5401LN 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
    $182.23

  12. Yale MO5421LN-626 Communicating Cylindrical Lever Lock w/ Conventional Cylinder

    Yale MO5421LN-626 Communicating Cylindrical Lever Lock w/ Conventional Cylinder

    Yale MO5421LN-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
    $279.40

  13. Yale MO5417LN-626-LC Apartment/Exit/Public Toilet Cylindrical Lever Lock (Less Cylinder)

    Yale MO5417LN-626-LC Apartment/Exit/Public Toilet Cylindrical Lever Lock (Less Cylinder)

    Yale MO5417LN-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
    $220.00

  14. Yale MO5408LN-LC Classroom Cylindrical Lever Lock (Less Cylinder)

    Yale MO5408LN-LC Classroom Cylindrical Lever Lock (Less Cylinder)

    Yale MO5408LN-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
    $220.00

  15. Yale MO5408LN Classroom Cylindrical Lever Lock w/ Conventional Cylinder

    Yale MO5408LN Classroom Cylindrical Lever Lock w/ Conventional Cylinder

    Yale MO5408LN 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
    $241.19

  16. Yale MO5407LN-LC Entry Cylindrical Lever Lock (Less Cylinder)

    Yale MO5407LN-LC Entry Cylindrical Lever Lock (Less Cylinder)

    Yale MO5407LN-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
    $220.00

  17. Yale MO5407LN Entry Cylindrical Lever Lock w/ Conventional Cylinder

    Yale MO5407LN Entry Cylindrical Lever Lock w/ Conventional Cylinder

    Yale MO5407LN 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
    $241.19

  18. Yale MO5405LN-LC Storeroom/Closet Cylindrical Lever Lock (Less Cylinder)

    Yale MO5405LN-LC Storeroom/Closet Cylindrical Lever Lock (Less Cylinder)

    Yale MO5405LN-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
    $249.70

  19. Yale MO5405LN Storeroom/Closet Cylindrical Lever Lock w/ Conventional Cylinder

    Yale MO5405LN Storeroom/Closet Cylindrical Lever Lock w/ Conventional Cylinder

    Yale MO5405LN 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
    $241.19

  20. Yale MO5404LN-626-LC Entry Cylindrical Lever Lock (Less Cylinder)

    Yale MO5404LN-626-LC Entry Cylindrical Lever Lock (Less Cylinder)

    Yale MO5404LN-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
    $220.00

  21. Yale MO5404LN-626 Entry Cylindrical Lever Lock w/ Conventional Cylinder

    Yale MO5404LN-626 Entry Cylindrical Lever Lock w/ Conventional Cylinder

    Yale MO5404LN 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
    $249.70

  22. Yale MO5402LN-626 Privacy/Bedroom/Bathroom Cylindrical Lever Lock

    Yale MO5402LN-626 Privacy/Bedroom/Bathroom Cylindrical Lever Lock

    Yale MO5402LN-626 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
    $215.05

  23. Yale MO5401LN Passage/Closet Latch Cylindrical Lever Lock

    Yale MO5401LN Passage/Closet Latch Cylindrical Lever Lock

    Yale MO5401LN 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
    $182.23

  24. Yale M-AU5407LN-626 Entry Cylindrical Lever Lock Prep For LFIC Medeco & ASSA (Less Core)

    Yale M-AU5407LN-626 Entry Cylindrical Lever Lock Prep For LFIC Medeco & ASSA (Less Core)

    Yale M-AU5407LN-626 Designed for industrial, commercial and institutional use, the Yale® M-AU5407LN 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
    $249.70

  25. Yale M-AU5404LN-626 Entry Cylindrical Lever Lock Prep For LFIC Medeco & ASSA (Less Core)

    Yale M-AU5404LN-626 Entry Cylindrical Lever Lock Prep For LFIC Medeco & ASSA (Less Core)

    Yale M-AU5404LN-626 Designed for industrial, commercial and institutional use, the Yale® M-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
    $249.70

  26. Yale CA5407-626-LC Entry Cylindrical Knob Lock Less Cylinder

    Yale CA5407-626-LC Entry Cylindrical Knob Lock Less Cylinder

    When demanding the highest standard of product performance in even the toughest industrial applications, look no further than the Yale CA5407-626-LC Heavy-Duty Grade 1 cylindrical locksets. Yale high-quality key-in-knob locksets have withstood the test of time by offering the finest cylindrical lock mechanisms available. Even today, 5400 Series locksets are assembled with superbly engineered components and constructed with high grade materials for long-lasting reliability. Manufactured for the industrial, commercial and institutional markets, 5400 Series locksets feature security, dependability and versatility. Learn More
    $273.35

  27. Yale CA5407-626 Entry Cylindrical Knob Lock w/ Conventional Cylinder

    Yale CA5407-626 Entry Cylindrical Knob Lock w/ Conventional Cylinder

    When demanding the highest standard of product performance in even the toughest industrial applications, look no further than the Yale CA5407-626-LC Heavy-Duty Grade 1 cylindrical locksets. Yale high-quality key-in-knob locksets have withstood the test of time by offering the finest cylindrical lock mechanisms available. Even today, 5400 Series locksets are assembled with superbly engineered components and constructed with high grade materials for long-lasting reliability. Manufactured for the industrial, commercial and institutional markets, 5400 Series locksets feature security, dependability and versatility. Learn More
    $303.05

  28. Yale B-PB5408LN-626 Classroom Cylindrical Lever Lock Prep For SFIC (Less Core)

    Yale B-PB5408LN-626 Classroom Cylindrical Lever Lock Prep For SFIC (Less Core)

    Yale B-PB5408LN Designed for industrial, commercial and institutional use, the Yale® B-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
    $249.70

  29. Yale B-PB5407LN-626 Entry Cylindrical Lever Lock Prep For SFIC (Less Core)

    Yale B-PB5407LN-626 Entry Cylindrical Lever Lock Prep For SFIC (Less Core)

    Yale B-PB5407LN-626 Designed for industrial, commercial and institutional use, the Yale® B-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
    $249.70

  30. Yale B-PB5405LN-626 Storeroom/Closet Cylindrical Lever Lock Prep For SFIC (Less Core)

    Yale B-PB5405LN-626 Storeroom/Closet Cylindrical Lever Lock Prep For SFIC (Less Core)

    Yale B-PB5405LN 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
    $249.70

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