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 5996-00-661-1151
NSN 6105-00-455-8879
NSN 2925-01-564-6585
NSN 6620-00-151-5363
NSN 5960-00-151-7576
NSN 5985-00-283-7313
NSN 6610-01-077-3303
NSN 5910-01-256-0821
NSN 5960-01-093-8067
NSN 5905-01-112-9719
NSN 6650-01-146-5000
NSN 6145-01-124-0035