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 5990-01-052-5970
NSN 5998-01-323-7015
NSN 5930-00-229-0251
NSN 5925-00-169-4513
NSN 6645-01-626-3651
NSN 5950-01-188-6361
NSN 6620-01-174-8416
NSN 6135-01-142-2417
NSN 6150-01-415-2345
NSN 6150-01-584-5243
NSN 6645-00-641-3202
NSN 5999-00-664-1818