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 6135-01-492-5717
NSN 5930-01-182-1370
NSN 6135-00-962-4111
NSN 5998-00-615-9251
NSN 6320-00-284-1524
NSN 6150-01-525-7556
NSN 6650-00-839-2527
NSN 5905-01-335-8912
NSN 5915-01-215-1183
NSN 6685-00-732-1927
NSN 4140-00-677-3510
NSN 4140-01-121-7902