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 6150-00-763-4223
NSN 6135-01-439-8669
NSN 5985-01-223-6467
NSN 6135-01-168-2944
NSN 6620-01-557-6512
NSN 5998-01-095-4304
NSN 5915-01-480-9755
NSN 6130-00-732-7161
NSN 6610-00-401-2601
NSN 6135-01-659-5393
NSN 6650-01-378-6075
NSN 2925-01-627-6568