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 5915-01-534-3397
NSN 5925-00-584-7189
NSN 2925-01-354-1752
NSN 6220-01-413-9843
NSN 4140-01-322-8491
NSN 6110-01-577-0286
NSN 5998-01-531-2695
NSN 5945-01-649-6059
NSN 5990-01-393-2278
NSN 6650-00-434-0188
NSN 5935-00-905-6652
NSN 6320-00-994-0179