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 6645-00-429-0172
NSN 2925-01-068-3844
NSN 6685-01-094-8936
NSN 5960-01-599-9821
NSN 5835-01-561-2959
NSN 5985-01-600-8329
NSN 5905-01-400-5968
NSN 5999-01-557-4465
NSN 5998-01-359-9424
NSN 5996-00-020-0275
NSN 5925-01-296-0093
NSN 5905-01-369-6336