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 5985-00-456-6965
NSN 5905-01-118-5658
NSN 5996-01-232-7395
NSN 6135-00-613-1068
NSN 6145-01-386-7073
NSN 6685-01-058-3618
NSN 5975-01-211-6594
NSN 5925-00-500-6743
NSN 6620-01-601-4314
NSN 4140-01-385-4198
NSN
NSN 6645-00-755-9782