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 6150-01-091-8660
NSN 6240-00-557-0455
NSN 6620-01-158-7309
NSN 5950-01-369-1838
NSN 6240-01-138-6453
NSN 6620-00-914-2742
NSN 5905-00-622-1997
NSN 5998-00-499-4039
NSN 5945-00-768-2187
NSN 5910-01-494-6652
NSN 6645-01-497-6543
NSN 5990-01-093-8328