USA FASTENER Fully Threaded Stud: 7/8"-9 Thread Size, Steel, Grade B7, PTFE Coated
The USA FASTENER Fully Threaded Stud (SKU 4KFY7) is a PTFE-coated, fully-threaded rod made from steel, Grade B7, supplied in a 4-pack. It features a 7/8"-9 thread size and conforms to ASTM 193 dimensional standards…
SKU 3G-OTH-535395
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Product Description
The USA FASTENER Fully Threaded Stud (SKU 4KFY7) is a PTFE-coated, fully-threaded rod made from steel, Grade B7, supplied in a 4-pack. It features a 7/8"-9 thread size and conforms to ASTM 193 dimensional standards (MPN B7-.875-5.25).
Frequently Asked Questions
What is a USA FASTENER fully threaded stud used for?
A USA FASTENER fully threaded stud is used in high-pressure and high-temperature bolting applications, such as flanged connections in piping systems, pressure vessels, and valve assemblies. The PTFE coating provides corrosion resistance and lubricity, making it suitable for chemical processing, oil and gas, and power generation industries.
What are the specifications of the USA FASTENER fully threaded stud 7/8"-9?
This USA FASTENER stud has a 7/8"-9 thread size, is made from steel Grade B7, and meets ASTM 193 dimensional standards. It comes in a 4-pack with a PTFE coating. The manufacturer part number is B7-.875-5.25. Grade B7 offers high tensile strength for demanding industrial bolting applications.
Where to buy USA FASTENER fully threaded studs worldwide?
3G Electric supplies USA FASTENER fully threaded studs worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this PTFE-coated Grade B7 stud, part number B7-.875-5.25.
How to select the right fully threaded stud for high-temperature service?
For high-temperature service, select a stud made from Grade B7 steel, which is quenched and tempered for strength up to 450 °C. Ensure dimensional compliance with ASTM 193. The PTFE coating on this USA FASTENER stud adds corrosion resistance and reduces galling during installation. Always verify thread size and length match your flange requirements.
USA FASTENER Products
3G Electric supplies USA FASTENER ptfe-coated fully-threaded rods & studs. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.






