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 5925-01-108-7133
NSN 4140-01-301-9397
NSN 2925-01-239-6044
NSN 6130-00-826-8284
NSN 6320-01-461-5866
NSN 4140-00-248-6089
NSN 2925-00-293-7213
NSN 6610-00-269-4506
NSN 4140-00-470-9584
NSN 5999-01-281-4344
NSN 6110-00-191-9225
NSN 6105-01-167-8921