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 5990-01-013-8464
NSN 6320-01-215-1133
NSN 5990-01-328-9846
NSN 5895-01-592-3237
NSN 5920-00-409-5630
NSN 5915-01-185-2897
NSN 5835-01-604-7489
NSN 5960-01-282-2386
NSN 5985-00-840-9954
NSN 6145-01-603-9302
NSN 5855-00-118-8762
NSN 5999-01-421-3388