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 6685-01-632-5278
NSN 5990-00-242-3754
NSN 5905-01-459-8151
NSN 5945-01-511-0435
NSN 5965-00-080-2045
NSN 6135-00-377-9165
NSN 5975-01-411-3359
NSN 5905-01-439-7644
NSN 6110-01-055-3507
NSN 5920-01-044-5621
NSN 6645-00-215-8567
NSN 6620-01-468-0362