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 5990-01-231-9608
NSN 5905-01-089-7055
NSN 5925-01-048-7485
NSN 6135-01-396-4900
NSN 6135-00-932-3136
NSN 2925-00-203-8735
NSN 6650-01-191-9059
NSN 6135-01-420-5907
NSN 5925-01-445-6112
NSN 6645-00-679-8203
NSN 6135-00-477-8847
NSN 6110-00-491-0891