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 6110-01-330-1988
NSN 4140-01-291-1430
NSN 5996-01-652-2952
NSN 5998-00-542-9656
NSN 6130-00-204-2976
NSN 5975-00-269-4365
NSN 5855-01-448-9794
NSN 6220-01-012-4617
NSN 6620-01-328-4769
NSN 5975-00-844-2892
NSN 5905-01-479-2587
NSN 6645-01-342-6070