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 6685-00-688-5154
NSN 6130-00-244-1406
NSN 6240-01-529-9808
NSN 2925-01-620-6812
NSN 5998-01-232-6962
NSN 4140-01-407-9668
NSN 5905-01-417-7358
NSN 6110-00-831-3727
NSN 5999-01-179-7408
NSN 5975-01-131-6300
NSN 6145-01-506-0672
NSN 2925-00-814-8745