A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 6145-00-609-2879
NSN 6105-01-338-9725
NSN 5990-00-487-0135
NSN 4140-00-494-2569
NSN 2925-01-052-0636
NSN 5975-00-651-3919
NSN 5915-00-078-2086
NSN 6645-01-251-3986
NSN 5895-01-081-6838
NSN 5910-01-064-4704
NSN 6610-01-479-8162
NSN 6685-00-925-0845