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 5990-01-131-2008
NSN 5950-01-162-7174
NSN 5920-01-462-2517
NSN 2925-00-912-3993
NSN 5905-01-503-1888
NSN 6135-01-375-6724
NSN 6685-01-507-2688
NSN 5925-01-327-2731
NSN 5990-00-407-4473
NSN 5999-00-197-8792
NSN 5965-01-631-6307
NSN 5950-01-172-7548