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 4140-01-413-8031
NSN 6110-01-508-5443
NSN 5996-01-422-5495
NSN 5925-00-085-1737
NSN 5925-00-882-6676
NSN 6150-00-904-6106
NSN 6650-01-371-3551
NSN 5999-00-170-9665
NSN 5965-01-345-5406
NSN 5965-01-415-7080
NSN 5935-01-125-2683
NSN 5920-00-351-8428