#4-40 x 5/16 in Phillips Flat Machine Screw, Black Oxide Stainless Steel, 100 PK MPN:31-buf-4c-31

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Brand: GoVets Select
Part #: 31-buf-4c-31
SKU
510-G116462676
$71.94 for Order Qty of 6
Regular Price $16.79 Special Price $11.99

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#4-40 x 5/16 in Phillips Flat Machine Screw, Black Oxide Stainless Steel, 100 PK

Elevate your projects with the #4-40 x 5/16 in Phillips Flat Machine Screw, Black Oxide Stainless Steel, 100 PK. Ideal for applications requiring high tensile strength and corrosion resistance, these machine screws are perfect for use in marine, chemical, and food processing environments. Their flat head design allows for flush mounting, reducing the risk of snagging or interference. With a tensile strength of 80,000 psi, these screws can withstand heavy loads and stresses. Suitable for use in a variety of industries, including aerospace, automotive, and industrial manufacturing, they offer a reliable and durable fastening solution.

Top product features:

  • Has a Phillips drive for easy installation and removal
  • Made of stainless steel for corrosion resistance and durability
  • Fully threaded design for secure fastening in a variety of materials

Top product applications:

  • Electronics projects that require a high level of precision and durability
  • Automotive applications where a strong and corrosion-resistant fastener is needed
  • Medical device manufacturing where a reliable and sanitary fastener is required
Machine Screw, Head Type Flat, Material Stainless Steel, Finish Black Oxide, Drive Phillips, Thread Size #4-40, Fastener Length 5/16 in, Drive Size #1, Tensile Strength 80,000 psi, Dimensional Standards ASME B18.6.3, Type Machine Screw, Maximum Head Width 7/32 in, Maximum Head Height 3/64 in, System of Measurement Inch, Thread Style Fully Threaded, Thread Type Coarse, Package Quantity 100

Additional Information

  • Country of Origin: ZZ
  • Drop Ship Item: Yes
  • Blind Ship Eligible: No
  • LTL Freight Required: No
  • Lead Time: Ships in 12 days
  • Minimum Order Quantity: 1
  • Unit of Measure: PK
  • Package Length: 6.00
  • Package Width: 4.00
  • Package Height: 4.00
  • Package Weight: 0.17
Product info last updated on June 3, 2026 9:33am UTC Category: Screws and Bolts
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In stock