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 6150-01-177-6748
NSN 5920-01-249-2708
NSN 7035-00-371-7749
NSN 6645-00-596-5388
NSN 6220-01-392-0502
NSN 6145-01-111-7713
NSN 6240-00-372-4841
NSN 5895-01-272-9740
NSN 6145-00-358-6700
NSN 5945-00-313-6491
NSN 6135-00-567-1322
NSN 5999-01-411-6758