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 5975-01-255-5348
NSN 5999-01-254-6691
NSN 4140-01-202-7853
NSN 5999-01-150-3659
NSN 5990-00-378-1449
NSN 5920-01-160-6050
NSN 5925-01-522-5370
NSN 5985-00-815-2900
NSN 6320-00-433-2773
NSN 6150-01-361-9162
NSN 4140-01-280-5364
NSN 6145-01-361-6558