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 5910-01-220-8897
NSN 5925-00-957-4774
NSN 6240-00-275-1950
NSN 5950-01-403-2852
NSN 5925-01-550-7639
NSN 5920-01-104-4332
NSN 5855-01-468-4996
NSN 6685-01-510-3339
NSN 6220-01-558-4432
NSN 6650-00-202-4540
NSN 6135-00-500-2082
NSN 6320-01-443-6975