Specialty Bolts, Fasteners and Machined Components for Critical Industries
Built to spec. Made in Texas.
When precision and speed matter… trust Patriot Bolt and Fastener!
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Products
SHEET 01 · 12 PRODUCT LINES · BUILT TO SPEC
Socket Head Cap Screws
Heavy Hex Head Bolts
Nuts
Studs
12-Point Flange Bolts
Shoulder Bolts
Hex Head Cap Screws
Lock Nuts
Flat Head Screws
Washers
Carriage Bolts
Set Screws
Bolt Torque Calculator
Get bolt torque values for a flanged joint in seconds. Enter the flange, gasket, bolt grade and lubricant, then calculate by target gasket stress or by percent of bolt yield.
Beta version. Please confirm all values against the governing specification.
Who is Patriot Bolt?
The fastener and machining arm of Patriot Group, Patriot Bolt and Fastener is an industry-leading manufacturer of US-made specialty fasteners, bolts, precision machined components and hardware for bolted connections. We supply businesses with the products and services they need when they need them.
Highly skilled, with years of industry-specific knowledge. When you choose Patriot Bolt, you have an entire team supporting your project.
What our customers say
Klaudio SarinPatriot Bolt is an awesome vendor. Quick response time, quality product, stellar pricing, top notch customer service.
Hanna A.Whether material test reports, quantities or on time delivery – these guys get it right every time.
Joshua LeTangDanny Mejia is the best salesperson!
Google ReviewerFast, reliable, always willing to work with you to get you anything you need. Always my one stop shop.
Recent articles
- Patriot Bolt Acquires Ramirez Precision Machine, Inc. (RPM), Honoring a 37-Year Houston Legacy of Precision
- Patriot Bolt and Fastener Makes Inc. 5000 List (2026)
- Patriot Bolt and Fastener Makes the Inc. 5000 for the Fourth Consecutive Year
- Patriot Bolt and Fastener Earns Third Straight Inc. 5000 Honor, Ranking No. 757 in 2024
