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 5996-01-421-0422
NSN 4140-00-751-1694
NSN 5895-00-981-9838
NSN 5998-01-224-6642
NSN 6145-00-780-5509
NSN 6145-01-532-2042
NSN 5990-01-054-3332
NSN 6320-00-456-0836
NSN 5945-01-221-7192
NSN 6240-01-083-6580
NSN 5965-01-167-3495
NSN 6135-00-087-5300