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 6110-00-564-3718
NSN 5915-01-514-8689
NSN 6320-01-462-2295
NSN 6320-01-224-0063
NSN 6110-01-399-1903
NSN 6220-01-406-0593
NSN 6320-00-701-0437
NSN 5950-00-953-0240
NSN 5930-00-905-7224
NSN 4140-00-611-2356
NSN 5985-01-330-9443
NSN 6145-00-375-5224