National Bolt & Nut Corporation
National Bolt & Nut Corporation
125 E. Commerce Drive
Schaumburg, IL 60173
Toll Free: 888.307.8811
Phone: 630.307.8800
Fax: 630.307.8870
Email: info@nationalbolt.com
Website: www.nationalbolt.com
Print Back
  • Offering secure binding for construction and machinery parts, our hex head cap screws feature left hand, rolled threads and meet ANSI B18.2.1 dimensional requirements. For sizes measuring between 1/4 of an inch to 1 1/2 inches, our Grade 5, hex head cap screw with left hand thread meets SAE J429 specifications for both material and physical properties.
  • For sizes measuring between 3/4 of an inch to 2 inches, these left hand thread, grade 5 hex head cap screws meet ASTM A449 Grade 5 standards for both material and physical properties.
  • Other materials and finishes available. For further information, call or send an information request.
Hex Head Cap Screw
Unit of Measure
1 2 3 4 

Item #

Thread Size

Length

Thread Length

Grade/Class

Finish

Thread Style

pn-9513 N/A 5/16-18 N/A 2 in N/A 7/8 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-9514 N/A 5/16-18 N/A 2 1/4 in N/A 7/8 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-9515 N/A 5/16-18 N/A 2 1/2 in N/A 7/8 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-9516 N/A 5/16-18 N/A 2 3/4 in N/A 7/8 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-9517 N/A 5/16-18 N/A 3 in N/A 7/8 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-9518 N/A 5/16-18 N/A 3 1/4 in N/A 7/8 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-9519 N/A 5/16-18 N/A 3 1/2 in N/A 7/8 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-9520 N/A 5/16-18 N/A 4 in N/A 7/8 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-9521 N/A 3/8-16 N/A 1/2 in N/A 1 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-9522 N/A 3/8-16 N/A 5/8 in N/A 1 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-9523 N/A 3/8-16 N/A 3/4 in N/A 1 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-9524 N/A 3/8-16 N/A 7/8 in N/A 1 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-9525 N/A 3/8-16 N/A 1 in N/A 1 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-9526 N/A 3/8-16 N/A 1 1/4 in N/A 1 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-9527 N/A 3/8-16 N/A 1 1/2 in N/A 1 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-9528 N/A 3/8-16 N/A 1 3/4 in N/A 1 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-9529 N/A 3/8-16 N/A 2 in N/A 1 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-9530 N/A 3/8-16 N/A 2 1/4 in N/A 1 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-9531 N/A 3/8-16 N/A 2 1/2 in N/A 1 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-9532 N/A 3/8-16 N/A 2 3/4 in N/A 1 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-9533 N/A 3/8-16 N/A 3 in N/A 1 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-9534 N/A 3/8-16 N/A 3 1/4 in N/A 1 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-9535 N/A 3/8-16 N/A 3 1/2 in N/A 1 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-9536 N/A 3/8-16 N/A 4 in N/A 1 in N/A Grade 5 N/A Plain N/A Coarse Thread
pn-9537 N/A 1/2-13 N/A 3/4 in N/A 1 1/4 in N/A Grade 5 N/A Plain N/A Coarse Thread
Unit of Measure
1 2 3 4