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 5996-01-207-7122
NSN 2925-00-491-3549
NSN 5855-01-234-5346
NSN 6145-01-604-9552
NSN 5835-01-580-0446
NSN 6650-01-003-9355
NSN 5945-00-521-0536
NSN 6685-01-623-1057
NSN 6130-00-216-7376
NSN 6650-01-418-9471
NSN 5925-01-465-0589
NSN 4140-01-168-0158