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 5905-00-504-5055
NSN 5835-01-141-8823
NSN 5925-01-287-4809
NSN 5930-01-066-6614
NSN 4140-00-694-1936
NSN 6320-00-116-3658
NSN 5925-01-336-4624
NSN 5998-01-431-4658
NSN 5925-01-247-5315
NSN 6145-01-318-8278
NSN 5990-00-754-8135
NSN 6135-01-340-9731