1/4"-20 x 3 1/2 in Phillips Flat Machine Screw, Black Oxide Stainless Steel, 25 PK MPN:31-fbm-25c-350
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Free Shipping
In Stock
SKU
510-G216465102
1/4"-20 x 3 1/2 in Phillips Flat Machine Screw, Black Oxide Stainless Steel, 25 PK
These high-quality 1/4in-20 x 3 1/2 in Phillips Flat Machine Screws are ideal for a variety of applications, including industrial, commercial, and residential projects. Made from durable black oxide stainless steel, they offer excellent corrosion resistance and a long-lasting finish. With a tensile strength of 80,000 psi, they can withstand heavy loads and harsh environments. The flat head design provides a secure fit and easy installation. Use them for assembling cabinets, furniture, and equipment, or for general-purpose fastening needs. Their versatility and reliability make them a great choice for professionals and DIYers alike.
Top product features:
- Fully Threaded thread style provides a strong and secure fastening capability.
- Black Oxide finish provides corrosion resistance and durability.
- 80,000 psi tensile strength ensures high load-bearing capacity.
Top product applications:
- Electrical Panel Installation
- Automotive Engine Mounting
- Machine Assembly
Machine Screw, Head Type Flat, Material Stainless Steel, Finish Black Oxide, Drive Phillips, Thread Size 1/4 In.-20, Fastener Length 3 1/2 in, Drive Size #3, Tensile Strength 80,000 psi, Dimensional Standards ASME B18.6.3, Type Machine Screw, Maximum Head Width 31/64 in, Maximum Head Height 5/32 in, System of Measurement Inch, Thread Style Fully Threaded, Thread Type Coarse, Package Quantity 25
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 February 28, 2026 3:42am UTC
Category: Screws and Bolts