[850 BULK] Hex Head Cap Screws Grade 5 Steel Plain 5/16-18 x 1-3/4

Mutual ScrewSKU: 3128CH5PBB

Price:
Sale price$104.95per 850( $0.12 each)
Pieces 850
Measurement type Inch
Thread size 5/16-18
Diameter 5/16
Length 1-3/4
Material Steel
Grade Grade 5
Finish Plain
Head style Hex
Threads per inch 18
Thread style Partially Threaded
Weight 38.0 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

Experience dependable fastening with our Hex Head Cap Screws, crafted from Grade 5 steel and finished in plain steel for versatile, no-frills performance. Designed to fit standard hardware, this screw is sized 5/16-18 with a length of 1-3/4 in.

  • Size and thread: 5/16-18 UNC coarse thread for strong engagement and wide compatibility.
  • Material: Grade 5 steel provides higher tensile strength than lower grades, suitable for demanding assemblies.
  • Finish: Plain steel (uncoated); may require finishing or protective coating depending on environment.
  • Head type: Hex head provides broad torque transfer and compatibility with standard wrenches or sockets.
  • Length: 1-3/4 inches for medium-depth fastening in metal-to-metal assemblies.

Common applications include machinery, automotive components, equipment assembly, and other engineering projects where strong, dependable fasteners are required. Pair with corresponding nuts and washers as needed, and ensure proper torque specification for Grade 5 hex head cap screws to avoid over-tightening.

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