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 6135-01-498-2233
NSN 5895-00-225-0322
NSN 5905-01-056-6566
NSN 6650-01-260-1762
NSN 5975-01-173-6936
NSN 4140-01-473-6412
NSN 6650-00-088-4741
NSN 6645-00-439-4087
NSN 6685-01-476-1764
NSN 7035-00-541-8516
NSN 6110-01-108-2690
NSN 5975-00-904-6348