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 6145-01-518-8763
NSN 6645-01-643-5845
NSN 5975-01-397-4719
NSN 6130-00-535-4494
NSN 4140-00-277-6285
NSN 6610-00-935-7131
NSN 5975-01-276-9036
NSN 6685-01-453-9951
NSN 5960-01-538-2082
NSN 6240-01-438-1157
NSN 6620-00-073-9859
NSN 5998-00-661-0380