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 5985-01-232-8941
NSN 6135-01-436-7733
NSN 5975-01-575-0012
NSN 6110-00-456-2058
NSN 6135-01-429-9029
NSN 5905-00-862-2900
NSN 5855-01-190-7049
NSN 5920-00-466-3950
NSN 2925-01-583-5619
NSN 5920-00-972-7203
NSN 6145-00-868-0714
NSN 5975-01-169-6639