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 5920-01-444-5029
NSN 5920-01-521-3087
NSN 5930-01-462-8985
NSN 5905-01-306-9013
NSN 6685-01-493-3613
NSN 6620-01-094-6549
NSN 6145-01-371-2916
NSN 6685-01-324-8574
NSN 5985-01-562-7957
NSN 6110-00-130-5342
NSN 5855-00-014-5008
NSN 2925-01-603-0186