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 6320-01-017-5274
NSN 5905-00-884-7286
NSN 4140-01-133-9011
NSN 6685-00-543-1409
NSN 5855-01-535-7127
NSN 5835-00-034-4976
NSN 6145-01-629-4079
NSN 5855-01-387-1928
NSN 5996-00-525-1777
NSN 5855-00-337-3679
NSN 6240-00-166-0340
NSN 2925-01-633-4048