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 2925-00-553-8799
NSN 6320-00-925-0558
NSN 6685-01-089-9606
NSN 5920-01-341-3941
NSN 6130-00-352-2317
NSN 6620-00-248-6950
NSN 2925-01-111-2927
NSN 5945-00-187-7764
NSN 7035-00-523-7492
NSN 5990-01-510-4699
NSN 6145-01-634-0388
NSN 4140-01-358-7889