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 6645-01-311-3324
NSN 6645-01-633-1852
NSN 5975-00-232-7647
NSN 6320-01-407-2285
NSN 5996-01-472-2858
NSN 2925-00-288-1394
NSN 4140-00-499-5732
NSN 6620-01-313-8164
NSN 5999-00-463-5050
NSN 6145-00-551-5288
NSN 6220-01-203-4559
NSN 6110-01-526-0516