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5/16"-18 x 1-1/4" Grade 5 (USS) Hex Head Cap Screw - Zinc Plated

5/16"-18 x 1-1/4" Grade 5 (USS) Hex Head Cap Screw - Zinc Plated - 100 Pack

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Item Number: 350510
Package Weight: 3.2 lbs
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Product Details

To complete your set up check out our Complete Grade 5 Coarse Thread Fastener Shop Setup and our KM-USA High Head Cap Screw Assortment.To refill your bin check out our Junior Pack.

Complete your Assembly with our nuts and washers:

  • 34-5005 - 5/16"-18 Hex Nuts - 100 Pack
  • 34-9405 - 5/16"-18 Ultra-Lock Nuts - 50 Pack
  • 37-3505 - 5/16" USS Pattern Alloy Steel Flat Washer - 100 Pack
  • 37-3605 - 5/16" SAE Pattern Alloy Steel Flat Washer - 100 Pack
  • 37-4505 - 5/16" Alloy Steel Split Lock Washers - 100 Pack

Product Features:

    • Marked with 3 radial lines to identify as Grade 5.
    • Meet all tolerances specified by American standards.
    • Meet all the rigid specs set by the Industrial Fastener Institute.
    • Washer face under the head to assure a smooth bearing surface.
    • Chamfered tip to assure a prompt, fast assembly.
    • Zinc plated.
    • Made in the U.S.A.

    Please note that supply chain shortages may require us to temporarily substitute some non-domestic products, including in assortments.

Product Documents
P65 Warning

Product Specification

Brand:  Kimball Midwest Approved Vendor
Diameter:  5/16"
Finish:  Zinc Plated
Grade:  5
Head Height:  13/64"
Head Style:  Hex Head
Length:  1-1/4"
Material:  Carbon Steel
Measurement Type:  USS
Subcategory:  Standard
Thread Pitch:  18
Thread Size:  5/16"-18
Thread Type:  Coarse
Width Across Flats:  1/2"

Complete Your Assembly

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