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 6240-01-391-0399
NSN 4140-00-521-0380
NSN 6150-00-264-0735
NSN 5990-01-651-6364
NSN 5835-01-198-6814
NSN 6135-01-134-7222
NSN 5996-01-466-4577
NSN 5855-00-235-2676
NSN 5945-01-200-8520
NSN 6610-01-463-8866
NSN 6145-01-428-9003
NSN 5965-00-412-4402