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 6220-01-339-7557
NSN 6685-00-775-8843
NSN 6610-01-317-4859
NSN 7035-01-106-3476
NSN 6130-00-621-7997
NSN 6650-00-373-9220
NSN 2925-00-113-1835
NSN 6110-00-257-1446
NSN 5925-01-442-3792
NSN 6110-00-960-7341
NSN 6145-01-377-9847
NSN 5945-01-359-1974