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 4140-00-344-8601
NSN 5998-00-898-2372
NSN 6145-00-062-0552
NSN 6220-00-856-0496
NSN 5960-00-853-8702
NSN 6150-01-304-0908
NSN 4140-01-356-5614
NSN 5975-01-417-9229
NSN 6220-01-349-3629
NSN 6220-01-657-4271
NSN 6645-00-313-0494
NSN 6685-01-501-9675