U.S. Standard Screw Guide

An inch screw is a screw made in inch sizes.

last updated Jan 08, 2015

Unified Thread Standard (UTS)

Unified screws (inch screws) are screws made in inch sizes.

last updated Jan 08, 2015

Various U.S. standard stainless steel bolts, nuts, and fasteners.

Supports MIL, AMS, MS, NAS, AN, AS, NASM and many other standards!

last updated Nov 18, 2022

Aerospace Fasteners Comprehensive Catalog

There are many types of metal materials used in aircraft, and their standards are also diverse.

last updated Oct 30, 2014

Standard Specification Bolts and Nuts for U.S. Military Vessels

Supports many standards including MIL, AMS, MS, NAS, AN, AS, and NASM!

last updated Aug 31, 2012

MS·NAS·AN U.S. Aerospace Standard Products

There are many types of metal materials used in aircraft, and their standards are also diverse.

last updated Jul 20, 2018

Yura Sangyo Co., Ltd. Company Profile

We promise to contribute to our customers and society through high-quality screw products!

last updated Jul 14, 2020