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 6620-01-274-2512
NSN 6685-01-651-8056
NSN 5975-00-684-8188
NSN 5965-00-811-3793
NSN 6145-01-391-9705
NSN 5935-00-725-5767
NSN 6130-01-058-0562
NSN 6110-00-159-0755
NSN 6220-00-754-8375
NSN 5935-00-004-8848
NSN 2925-00-989-0523
NSN 5945-01-317-7676