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 6240-01-126-4461
NSN 4140-01-408-5132
NSN 6320-01-019-1028
NSN 6645-01-441-0937
NSN 5975-01-353-0346
NSN 6685-00-284-2244
NSN 7035-01-068-3300
NSN 5990-01-147-5225
NSN 6135-01-360-9666
NSN 5960-01-172-8617
NSN 6145-01-173-5143
NSN 5999-01-487-3564