#4-40 x 1/2 in Phillips Flat Machine Screw, Black Oxide Stainless Steel, 100 PK MPN:31-buf-4c-50
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Free Shipping
In Stock
SKU
510-G216461517
#4-40 x 1/2 in Phillips Flat Machine Screw, Black Oxide Stainless Steel, 100 PK
These #4-40 x 1/2 in Phillips Flat Machine Screws are ideal for a variety of applications, including electronics, automotive, and industrial projects. Made from black oxide stainless steel, they offer exceptional strength and resistance to corrosion. With a tensile strength of 80,000 psi, they can withstand heavy loads and harsh environments. The flat head design provides a secure fit in countersinks and the coarse thread style ensures a strong hold in materials. Perfect for use in precision instruments, machinery, and other applications where reliability and durability are crucial. Available in packs of 100.
Top product features:
- Stainless Steel construction for resistance to corrosion
- Phillips drive for ease of installation with a screwdriver
- Fully threaded design for secure holding power in a variety of materials
Top product applications:
- Electronics assembly
- Automotive repair
- Construction hardware
Machine Screw, Head Type Flat, Material Stainless Steel, Finish Black Oxide, Drive Phillips, Thread Size #4-40, Fastener Length 1/2 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 March 30, 2026 4:31am UTC
Category: Screws and Bolts