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 4140-01-634-0330
NSN 6220-00-925-2233
NSN 5895-01-653-5626
NSN 5930-01-067-8084
NSN 6105-01-362-9386
NSN 5996-00-660-5543
NSN 6610-01-052-0803
NSN 7035-00-225-1961
NSN 5855-01-085-5354
NSN 5930-01-383-0622
NSN 5835-01-397-8801
NSN 6145-01-214-8810