• Sales & Distribution Centers
  • Northeast & Midwest
    OH Office -800-782-3278
  • *Southeast
    SC Office -800-951-1159
  • *South
    MS Office -800-888-6887
  • *West & Central America
    CA Office -800-999-9779
  • *Canada
    ON Office -877-782-3278
  • *International Inquiries
    SC Office -800-951-1159

*These locations are not included in the scope of our ISO 9001:2015 registration.

L9 Alloy Hex Nuts are designed for high stress, severe service environments.  L9 offers the hightest mechanical strength, higher clamp loads and superior holding.  L9's special features control torque-tension characteristics to develop maximum, consistent holding power.  180,000 to 200,000 PSI tensile strength.  Substantially stronger than SAE Grade 8 fasteners while possessing the minimum ductility of Grade 8 to eliminate embrittlement concerns.

Product

Thread Size

H

F

G

HN1420L9

1/4"-20 7/32 .438-.428 .505-.488

HN1428L9

1/4"-28 7/32 .438-.428 .505-.488

HN5618L9

5/16"-18 17/64 .500-.489 .577-.557

HN5624L9

5/16"-24 17/64 .500-.489 .577-.557

HN3816L9

3/8"-16 21/64 .562-.551 .650-.628

HN3824L9

3/8"-24 21/64 .562-.551 .650-.628

HN7614L9

7/16"-14 3/8 .688-.675 .794-.768

HN7620L9

7/16"-20 3/8 .688-.675 .794-.768

HN1213L9

1/2"-13 7/16 .750-.736 .866-.840

HN1220L9

1/2"-20 7/16 .750-.736 .866-.840

HN9612L9

9/16"-12 31/64 .875-.861 1.010-.982

HN9618L9

9/16"-18 31/64 .875-.861 1.010-.982
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