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 4140-01-074-2219
NSN 6220-01-215-5463
NSN 5960-00-734-1828
NSN 6645-01-606-7684
NSN 6620-00-403-7727
NSN 5990-01-127-9294
NSN 6110-01-347-0116
NSN 5855-01-414-6265
NSN 5965-01-109-2917
NSN 5990-00-212-4316
NSN 6685-00-725-5907
NSN 5945-01-461-8494