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 2925-01-525-8212
NSN 5895-00-172-9907
NSN 5990-01-540-1619
NSN 7035-01-132-7209
NSN 6135-01-429-9029
NSN 5935-00-141-5933
NSN 6145-01-500-7576
NSN 6145-00-912-2616
NSN 5920-01-070-6603
NSN 6135-01-633-8502
NSN 5950-01-385-4320
NSN 5996-00-456-5261