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 5920-00-930-4063
NSN 6610-01-250-2811
NSN 5855-01-387-5224
NSN 6145-00-912-2616
NSN 7035-01-438-2108
NSN 5935-01-023-5554
NSN 5935-01-542-4037
NSN 5925-01-416-7511
NSN 6320-01-622-2456
NSN 4140-01-599-2161
NSN 5920-00-114-4221
NSN 6110-01-430-2013