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 4140-01-603-3104
NSN 6240-00-297-3919
NSN 6145-00-838-5537
NSN 5975-01-152-2635
NSN 5950-00-121-1852
NSN 6105-00-984-3356
NSN 5965-01-156-4478
NSN 6685-00-468-6961
NSN 5920-01-330-8637
NSN 6620-00-825-2227
NSN 6150-01-436-9373
NSN 5915-01-131-8082