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 5915-00-607-9587
NSN 6220-01-454-1594
NSN 2925-01-439-4451
NSN 5945-00-741-0691
NSN 6145-00-826-3995
NSN 7035-01-366-5912
NSN 6135-00-334-4500
NSN 5996-01-534-6088
NSN 7035-01-364-8454
NSN 5975-00-565-7593
NSN 6105-00-227-1412
NSN 6130-01-232-1222