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 5990-01-498-0641
NSN 5855-00-688-9954
NSN 6150-00-146-9714
NSN 6650-01-381-2117
NSN 6620-01-476-7355
NSN 6150-00-486-4081
NSN 6610-01-229-3679
NSN 5985-01-508-3988
NSN 5905-01-033-1925
NSN 6610-01-212-9817
NSN 5996-01-281-3234
NSN 6620-00-159-0866