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 6645-00-971-2023
NSN 6135-00-738-5571
NSN 5925-00-801-7120
NSN 6150-01-319-6314
NSN 6320-01-652-3806
NSN 5965-00-378-3403
NSN 5960-00-233-7537
NSN 5895-01-484-5870
NSN 5990-01-571-7468
NSN 6320-01-357-9894
NSN 5920-00-256-9367
NSN 5990-01-591-8797