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 6240-00-978-5020
NSN 6135-00-708-0892
NSN 2925-00-623-3103
NSN 5910-01-059-6707
NSN 6130-00-371-8337
NSN 2925-01-394-9658
NSN 6150-01-406-5844
NSN 5930-00-753-8777
NSN 5855-01-057-7818
NSN 5975-00-116-3874
NSN 5920-00-422-5517
NSN 6135-01-415-4124