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 4140-01-440-5856
NSN 5895-01-371-5527
NSN 5935-01-323-7118
NSN 6220-00-673-5287
NSN 5975-00-279-1776
NSN 6130-01-512-1488
NSN 7035-01-501-5938
NSN 6145-01-133-5949
NSN 6320-00-025-9910
NSN 6685-01-429-8922
NSN 5935-00-677-4444
NSN 6610-01-309-1930