3/8-16 Hex Head Cap Screw, Grade 8 hardened bolt. Pack of 25. USS Coarse thread. Very good strength. Great for heavy machinery and automotive applications. Where high strength is a must!

Buy Now From Amazon

Product Review

3/8-16 Hex Head Cap Screw, Grade 8 hardened bolt. Pack of 25. USS Coarse thread. Very good strength. Great for heavy machinery and automotive applications. Where high strength is a must!

  • GRADE 8 ALLOY STEEL CONSTRUCTION – Manufactured from quenched and tempered alloy steel to deliver high strength for demanding fastening applications where standard bolts are not sufficient.
  • ENGINEERED HIGH-STRENGTH PERFORMANCE – Rated with a minimum tensile strength of 150,000 PSI, supporting secure clamping in heavy machinery, automotive, and industrial assemblies.
  • HEX HEAD CAP SCREW DESIGN – Standard hex head allows use with common wrenches and sockets, supporting reliable torque application during installation and removal.
  • 3/8-16 USS COARSE THREAD – Standard 3/8-16 USS coarse thread provides compatibility with common nuts, washers, and tapped holes used in mechanical and equipment applications.
  • YELLOW CHROMATE ZINC COATING WITH BULK PACK – Yellow chromate zinc finish supports corrosion resistance and easy Grade 8 identification; 25-piece pack supports shop inventory, maintenance work, and repair operations.

Similar Products

Steel Lock Nut, Zinc Yellow-Chromate Plated Finish, Grade 8, Right Hand Threads, Nylon Insert, 3/8"-16 Threads, 0.662" Width Across Flats (Pack of 20)Steel Flat Washer, Zinc Yellow Chromate Plated Finish, Grade 8, ASME B18.22.1, 3/8" Screw Size, 7/16" ID, 1" OD, 0.065" Thick (Pack of 50)The Hillman Group 300309 3/8-Inch Split Lock Washer Grade 8, 100-Pack5/16-18 x 1" Hex Head Bolts, Grade 8 (3/4" to 4" Lengths in Listing) Hex Head Cap Screws (5/16-18x1 (50pcs))Steel Flat Washer, Zinc Yellow Chromate Plated Finish, Grade 8, ASME B18.22.1, 3/8" Screw Size, 13/32" ID, 13/16" OD, 0.065" Thick (Pack of 100)Small Parts FSC38HN8Y High-Strength Steel Hex Nut, Grade 8, 3/8"-16" Thread Size (Pack of 100)Hillman 290033 Zinc Fender Washers, 3/8" x 1-1/4", 100 PiecesHillman 830506 Stainless Steel 3/8-Inch Flat Washers, 100-Pack, Single