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 5950-01-264-4381
NSN 5990-00-124-2556
NSN 6150-01-531-6291
NSN 6685-01-166-9508
NSN 5895-01-364-0968
NSN 6145-01-501-6548
NSN 5990-01-202-7003
NSN 5925-00-615-4600
NSN 5945-01-461-2401
NSN 6610-01-468-6880
NSN 5998-01-043-7535
NSN 6650-01-529-4601