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  • Meeting ANSI B18.2.1 dimensional specifications, our series of grade 5, 1/4 - 5/8 inch diameter hex head cap screws feature rolled threads.
  • Our Grade 5, 1/4 - 5/8 inch diameter hex head cap screws meet SAE J429 standards for both material and physical properties for sizes measuring between 1/4 - 1 1/2 inches. Additionally, for sizes measuring between 1 3/4 - 2 inches, our 1/4 - 5/8 inch diameter hex head cap screws meet ASTM A354 Grade BD standards for both material and physical properties.
  • Our 1/4 - 5/8 inch diameter hex head cap screws are secure fasteners for both construction and machinery parts.
  • Other materials and finishes available. For further information, call or send an information request.
Hex Head Cap Screw
Unit of Measure
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Item #

Thread Size

Length

Thread Length

Grade/Class

Finish

Thread Style

pn-7638 N/A 1/4-28 N/A 6 1/2 in N/A 1 in N/A Grade 5 N/A Plain N/A Fine Thread
pn-7639 N/A 1/4-28 N/A 7 in N/A 1 in N/A Grade 5 N/A Plain N/A Fine Thread
pn-7640 N/A 1/4-28 N/A 7 1/2 in N/A 1 in N/A Grade 5 N/A Plain N/A Fine Thread
pn-7641 N/A 1/4-28 N/A 8 in N/A 1 in N/A Grade 5 N/A Plain N/A Fine Thread
pn-7642 N/A 1/4-28 N/A 1/2 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Fine Thread
pn-7643 N/A 1/4-28 N/A 5/8 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Fine Thread
pn-7644 N/A 1/4-28 N/A 3/4 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Fine Thread
pn-7645 N/A 1/4-28 N/A 7/8 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Fine Thread
pn-7646 N/A 1/4-28 N/A 1 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Fine Thread
pn-7647 N/A 1/4-28 N/A 1 1/4 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Fine Thread
pn-7648 N/A 1/4-28 N/A 1 1/2 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Fine Thread
pn-7649 N/A 1/4-28 N/A 1 3/4 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Fine Thread
pn-7650 N/A 1/4-28 N/A 2 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Fine Thread
pn-7651 N/A 1/4-28 N/A 2 1/4 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Fine Thread
pn-7652 N/A 1/4-28 N/A 2 1/2 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Fine Thread
pn-7653 N/A 1/4-28 N/A 2 3/4 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Fine Thread
pn-7654 N/A 1/4-28 N/A 3 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Fine Thread
pn-7655 N/A 1/4-28 N/A 3 1/4 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Fine Thread
pn-7656 N/A 1/4-28 N/A 3 1/2 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Fine Thread
pn-7657 N/A 1/4-28 N/A 3 3/4 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Fine Thread
pn-7658 N/A 1/4-28 N/A 4 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Fine Thread
pn-7659 N/A 1/4-28 N/A 4 1/2 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Fine Thread
pn-7660 N/A 1/4-28 N/A 5 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Fine Thread
pn-7661 N/A 1/4-28 N/A 5 1/2 in N/A 3/4 in N/A Grade 5 N/A Zinc/Clear N/A Fine Thread
pn-7662 N/A 1/4-28 N/A 6 in N/A 1 in N/A Grade 5 N/A Zinc/Clear N/A Fine Thread
Unit of Measure
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