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 6620-01-047-2787
NSN 6130-01-538-2878
NSN 6610-01-335-3185
NSN 5905-01-410-2933
NSN 5990-01-123-6557
NSN 6610-00-388-9188
NSN 5835-01-254-5279
NSN 6145-00-144-0918
NSN 5925-01-614-5187
NSN 5925-01-531-2275
NSN 5925-00-736-0425
NSN 5920-00-088-4674