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 5950-01-338-6139
NSN 4140-01-293-7397
NSN 5930-01-634-0659
NSN 6320-00-313-9114
NSN 2925-01-612-0405
NSN 5975-01-272-1750
NSN 7035-00-631-3782
NSN 5910-01-297-8572
NSN 6320-01-170-4068
NSN 6220-01-109-1798
NSN 5950-01-645-0208
NSN 5965-01-341-5377