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 5998-01-352-5411
NSN 5998-00-732-8480
NSN 5930-01-213-1824
NSN 5920-01-407-1091
NSN 5910-01-463-8055
NSN 6650-01-209-1422
NSN 5985-01-005-8349
NSN 6130-00-604-8822
NSN 5930-00-161-0601
NSN 5965-01-496-1633
NSN 6685-00-758-5868
NSN 6150-00-382-1770