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 6320-00-857-4073
NSN 6320-00-977-3930
NSN 6610-01-556-2353
NSN 6645-01-559-4577
NSN 5990-01-224-8052
NSN 5930-00-417-1014
NSN 5855-00-997-6225
NSN 6240-00-370-5862
NSN 2925-01-531-6811
NSN 5855-00-466-2309
NSN 6145-01-476-0739
NSN 6650-01-428-9958