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Grade L-9 Hex Cap Screws

Made in the USA! Grade L-9 Hex Cap Screws (180,000 PSI Min) have 9 radial lines on the head, and on average are 17% stronger then Grade 8. Hex Cap Screws feature a washer face under the head, which creates a better seal when applying load. The most common setup for these bolts would contain a Bolt, 2 Flat Washers, Hex Nut or Hex Lock Nut, and/or Split Lock Washer.

144 products

1/2"-20x3" Hex Cap Screws Grade L-9 Bolts USA Zinc YellowSold out

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1/2"-20x3" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

$9.14

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1/2"-20x3-1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc YellowSold out

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1/2"-20x3-1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

$10.42

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1/2"-20x4" Hex Cap Screws Grade L-9 Bolts USA Zinc YellowSold out

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1/2"-20x4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

$11.65

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1/2"-20x4-1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc YellowSold out

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1/2"-20x4-1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

$14.47

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1/2"-20x5" Hex Cap Screws Grade L-9 Bolts USA Zinc YellowSold out

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1/2"-20x5" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

$16.17

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1/2"-20x6" Hex Cap Screws Grade L-9 Bolts USA Zinc YellowSold out

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1/2"-20x6" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

$19.23

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9/16"-18x1-1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc YellowSold out

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9/16"-18x1-1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

$7.64

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9/16"-18x2" Hex Cap Screws Grade L-9 Bolts USA Zinc YellowSold out

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9/16"-18x2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

$9.44

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9/16"-18x2-1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc YellowSold out

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9/16"-18x2-1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

$11.52

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9/16"-18x3" Hex Cap Screws Grade L-9 Bolts USA Zinc YellowSold out

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9/16"-18x3" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

$13.26

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9/16"-18x3-1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc YellowSold out

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9/16"-18x3-1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

$15.09

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9/16"-18x4" Hex Cap Screws Grade L-9 Bolts USA Zinc YellowSold out

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9/16"-18x4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

$16.84

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5/8"-18x1-1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc YellowSold out

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5/8"-18x1-1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

$9.01

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5/8"-18x1-3/4" Hex Cap Screws Grade L-9 Bolts USA Zinc YellowSold out

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5/8"-18x1-3/4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

$9.90

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5/8"-18x2" Hex Cap Screws Grade L-9 Bolts USA Zinc YellowSold out

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5/8"-18x2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

$10.85

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5/8"-18x2-1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc YellowSold out

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5/8"-18x2-1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

$12.82

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5/8"-18x2-3/4" Hex Cap Screws Grade L-9 Bolts USA Zinc YellowSold out

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5/8"-18x2-3/4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

$13.88

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5/8"-18x3" Hex Cap Screws Grade L-9 Bolts USA Zinc YellowSold out

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5/8"-18x3" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

$14.82

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5/8"-18x3-1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc YellowSold out

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5/8"-18x3-1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

$16.78

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5/8"-18x4" Hex Cap Screws Grade L-9 Bolts USA Zinc YellowSold out

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5/8"-18x4" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

$18.74

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5/8"-18x4-1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc YellowSold out

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5/8"-18x4-1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

$22.64

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5/8"-18x5" Hex Cap Screws Grade L-9 Bolts USA Zinc YellowSold out

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5/8"-18x5" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

$24.47

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5/8"-18x5-1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc YellowSold out

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5/8"-18x5-1/2" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

$26.43

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5/8"-18x6" Hex Cap Screws Grade L-9 Bolts USA Zinc YellowSold out

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5/8"-18x6" Hex Cap Screws Grade L-9 Bolts USA Zinc Yellow

$29.20

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