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 4140-00-258-3612
NSN 5960-01-356-4429
NSN 6650-01-347-9651
NSN 6645-00-270-6817
NSN 5990-01-100-1840
NSN 6135-01-567-0739
NSN 5925-00-867-8619
NSN 6620-00-355-1734
NSN 6220-00-905-5686
NSN 5935-01-546-5611
NSN 5996-00-432-8578
NSN 6145-01-366-6650