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 4140-01-518-1390
NSN 5915-01-056-3620
NSN 2925-01-439-4451
NSN 5925-00-393-2410
NSN 4140-01-610-6798
NSN 5915-01-183-3448
NSN 6150-00-596-9882
NSN 5999-00-203-1202
NSN 6220-01-559-0130
NSN 6240-01-184-6831
NSN 5985-01-428-9964
NSN 6240-01-463-8276