Bristol Industries
Aerospace bolts and nuts. Some drawings and data sheets. Tables of part numbers for standard and company specs. They will manufacture to spec if it's not listed. Disc-Lock
Vibration resistant nuts, locking nuts, and washers. Full product descriptions, technical specs, and installation instructions.
Fastener Dimensions
Manufacturer and distributor of AN, MS, NAS, NA and commercial fasteners. Full list of products (no technical specs); searchable database couldn't find AN960 washer. Lok-Mor
Lock nuts in a wide variety of types, materials, and specs. Full product listing online. Moeller Manufacturing & Supply
Manufacturer of AN, MS, NAS, and OEM spec fasteners and parts. Search for parts by number; results take you to an online PO form, but you must call or write for prices. Stainless Steel Fasteners
Manufacturer specializing in custom and spec fasteners from stainless steel, plus nickel, copper, aluminum, titanium, and other alloys. Zephyr Manufacturing
Screwdriver bits and related accessories. All types of heads, including Phillips, Torz, Torq-Set, Square Recess, and more. Full product listing with dimensions. American Fastener Journal
Bimonthly print publication. Feature article and contents online. Browsable and searchable database for purchasing reprints. Bolt Science
UK company specializing in design and analysis of bolted joints. Downloadable, commercial software, lots of technical information on joints, failure case studies.
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