5/16"-18 Socket Head Cap Screw, Socket, Black Oxide Alloy Steel, 7/8 in Length, 100 PK MPN:31C87KCS

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Brand: Kerr Lakeside
Part #: 31C87KCS
UPC: 848790049096
SKU
510-G5102316
$71.98 for Order Qty of 2
Regular Price $50.39 Special Price $35.99

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5/16"-18 Socket Head Cap Screw, Socket, Black Oxide Alloy Steel, 7/8 in Length, 100 PK

Elevate your projects with the Kerr Lakeside 5/16in-18 Socket Head Cap Screw, a high-quality fastener designed for demanding applications. Made from durable black oxide alloy steel, this screw offers exceptional strength and resistance to corrosion. Its 7/8 inch length and 1/4 inch drive size make it perfect for a variety of uses, including machinery, equipment, and heavy machinery assembly. The fully threaded design ensures a secure hold, while the standard head type provides a clean and finished look. Ideal for industries such as manufacturing, construction, and automotive, this screw is a reliable choice for any project.

Top product features:

  • Fully Threaded
  • Black Oxide Finish
  • Socket Drive Type

Top product applications:

  • Heavy machinery assembly
  • Automotive engine repair
  • Aerospace industry hardware
Standard Socket Head Cap Screw, Head Type Standard, System of Measurement Inch, Drive Type Socket, Drive Size 1/4 in, Material Alloy Steel, Material Grade/Class Grade 8, Finish Black Oxide, Thread Size 5/16 In.-18, Minimum Thread Length 7/8 in, Fastener Length 7/8 in, Head Height 0.312 in, Head Diameter 0.469 in, Pack Size Small Pack, Thread Style Fully Threaded, Special Features Not Applicable, Countersink Angle Not Applicable, Dimensional Standards ANSI B 18.3, Flange Diameter Not Applicable

Additional Information

  • Country of Origin: US
  • Drop Ship Item: No
  • Blind Ship Eligible: No
  • LTL Freight Required: No
  • Lead Time: Ships in 1 days
  • Minimum Order Quantity: 1
  • Unit of Measure: PK
  • Package Length: 5.00
  • Package Width: 4.50
  • Package Height: 2.00
  • Package Weight: 2.52
Product info last updated on February 2, 2026 9:33am UTC Category: Screws and Bolts
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