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 5990-00-004-4158
NSN 5950-01-201-1483
NSN 5905-00-789-8627
NSN 5855-01-604-9997
NSN 5915-01-413-4371
NSN 6610-01-200-4610
NSN 6320-01-150-5378
NSN 5925-01-542-5333
NSN 5895-01-058-4585
NSN 6110-01-377-6557
NSN 4140-00-900-6102
NSN 6320-01-441-2438