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 5990-01-110-3644
NSN 5910-00-006-7249
NSN 5920-01-578-7055
NSN 5930-01-020-6264
NSN 5975-00-035-6524
NSN 4140-00-253-1801
NSN 5945-01-161-3270
NSN 5960-01-065-0273
NSN 6220-01-534-6695
NSN 6320-01-338-5950
NSN 5910-01-403-2812
NSN 2925-01-274-8576