5/16"-18 Socket Head Cap Screw, Socket, Black Oxide Alloy Steel, 3-1/4 in Length, 50 PK MPN:72146
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In Stock
Free Shipping
In Stock
SKU
510-G216152330
5/16"-18 Socket Head Cap Screw, Socket, Black Oxide Alloy Steel, 3-1/4 in Length, 50 PK
This 5/16in-18 Socket Head Cap Screw is a versatile fastening solution for a variety of applications. Constructed from high-strength Class 12.9 alloy steel, it provides excellent durability and resistance to corrosion. The black oxide finish adds a layer of protection and aesthetic appeal. With a length of 3-1/4 inches, it's suitable for use in machinery, equipment, and industrial settings. Its 1/4 inch hex drive makes it easy to install and remove. The 50-piece pack ensures you have a reliable supply on hand for ongoing projects. Ideal for use in aerospace, automotive, and manufacturing industries.
Top product features:
- Socket Head Cap Screw provides a hex drive for turning with a 1/4 in driver
- Socket Head Cap Screw has a thread size of 5/16 In.-18 for secure fastening
- Black Oxide finish provides corrosion resistance and durability
Top product applications:
- Machine building and repair
- Automotive repair and maintenance
- Heavy equipment assembly and repair
Socket Head Cap Screw, Head Type Standard, System of Measurement Inch, Drive Type Hex, Drive Size 1/4 in, Material Alloy Steel, Material Grade/Class Class 12.9, Finish Black Oxide, Thread Size 5/16 In.-18, Minimum Thread Length Not Applicable, Fastener Length 3 1/4 in, Head Height 10 in, Head Diameter 16 in, Pack Size Small Pack, Package Quantity 50
Additional Information
- Country of Origin: US
- Drop Ship Item: Yes
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 3 days
- Minimum Order Quantity: 1
- Unit of Measure: PK
- Package Length: 8.00
- Package Width: 4.12
- Package Height: 2.75
- Package Weight: 3.58
Product info last updated on May 13, 2026 10:51am UTC
Category: Screws and Bolts