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 5905-00-411-8813
NSN 5930-00-003-8483
NSN 5920-01-374-2093
NSN 5920-01-429-1373
NSN 2925-01-619-4825
NSN 6135-00-470-7779
NSN 5935-01-236-7647
NSN 6610-01-398-8815
NSN 6110-00-205-1252
NSN 5935-01-472-0913
NSN 5996-00-250-6556
NSN 6220-01-221-7748