[250 PKG] Hex Head Cap Screws Grade 2 Steel Plain 5/16-18 x 5 1/2"" (PT)

Mutual ScrewSKU: 3188CH2PBB

Price:
Sale price$124.90per 250( $0.50 each)
Pieces 250
Measurement type Inch
Thread size 5/16-18
Diameter 5/16
Length 5-1/2
Material Steel
Grade Grade 2
Finish Plain
Head style Hex
Threads per inch 18
Thread style Partially Threaded
Weight 31.3 lb

WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to https://www.P65Warnings.ca.gov.

Description

Hex Head Cap Screws Grade 2 Steel Plain 5/16-18 x 5 1/2" (PT) are versatile fasteners designed for a wide range of general?purpose applications. Constructed from Grade 2 steel, these screws deliver dependable strength and durability for everyday mechanical tasks, assembly, and maintenance projects.

Featuring a hex head for easy tightening with standard wrenches or sockets, these cap screws provide consistent torque and a secure grip in a variety of materials. The plain (uncoated) finish makes them ideal for painting, plating, or storage in environments where coatings are not required.

Key specifications

  • Material: Grade 2 steel
  • Finish: Plain (uncoated)
  • Head type: Hex head cap screw
  • Thread size: 5/16-18 UNC
  • Length: 5-1/2 inches

Applications include general machinery, automotive, and construction projects where a reliable, medium-strength fastener is required. These screws are suited for hardware and equipment assemblies, maintenance tasks, and DIY projects that demand a cost-effective, sturdy solution.

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