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 6645-00-222-0471
NSN 6135-00-767-0331
NSN 6645-01-483-1518
NSN 5935-00-328-8977
NSN 6650-01-495-1269
NSN 6145-00-144-0918
NSN 5998-00-609-4368
NSN 6150-01-485-3181
NSN 5935-01-501-7009
NSN 5950-01-458-9519
NSN 5960-00-649-6956
NSN 4140-01-258-6685