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 6220-00-189-6561
NSN 5925-01-575-0193
NSN 6110-01-286-0595
NSN 5945-01-043-1676
NSN 6130-00-420-1248
NSN 5910-01-530-2971
NSN 6650-00-292-9106
NSN 5905-01-154-9259
NSN 6110-01-585-9464
NSN 5930-01-279-2609
NSN 6685-00-929-1185
NSN 5985-01-602-8759