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 4140-01-631-4080
NSN 5975-01-461-8125
NSN 6135-01-475-0162
NSN 5965-01-392-1761
NSN 6145-00-493-4073
NSN 5895-00-401-3537
NSN 5985-01-559-0859
NSN 5975-00-782-2045
NSN 2925-00-051-1467
NSN 5998-01-067-1123
NSN 6240-01-541-6009
NSN 4140-01-304-0132