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 5920-01-523-3020
NSN 5960-01-111-7923
NSN 6645-00-171-9639
NSN 6220-01-449-0287
NSN 6150-00-281-9482
NSN 7035-01-555-8793
NSN 6135-01-434-6308
NSN 5925-00-247-8888
NSN 6130-00-179-1316
NSN 5950-01-643-1029
NSN 2925-01-274-8576
NSN 7035-01-536-6374