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 5975-01-104-2765
NSN 5998-01-067-4541
NSN 5920-01-434-8504
NSN 5965-00-256-8687
NSN 4140-01-361-2292
NSN 6685-01-368-6677
NSN 5925-00-504-5364
NSN 6130-00-367-2706
NSN 5950-00-344-1974
NSN 6645-00-702-4386
NSN 6620-01-578-1984
NSN 5960-00-175-7620