A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 6240-01-456-7281
NSN 5999-01-406-4140
NSN 5905-01-442-6134
NSN 6130-01-246-0737
NSN 5998-01-288-2826
NSN 2925-00-355-5130
NSN 6650-00-224-3223
NSN 5905-00-064-8285
NSN 6135-01-521-0378
NSN 5910-00-801-8276
NSN 5935-01-455-7010
NSN 6685-01-270-3835