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 5910-01-576-3209
NSN 5998-01-305-2346
NSN 4140-01-138-4889
NSN 4140-01-179-0797
NSN 5905-01-420-6319
NSN 5965-01-241-9865
NSN 5920-01-313-2293
NSN 5975-00-711-1868
NSN 5935-01-292-2572
NSN 6110-01-599-9802
NSN 6645-00-107-8190
NSN 6135-01-159-3032