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 6645-01-069-0072
NSN 2925-01-161-2325
NSN 6610-00-108-9546
NSN 5999-01-512-1137
NSN 5990-01-217-1550
NSN 4140-01-358-7889
NSN 6135-01-215-1245
NSN 5965-01-391-1703
NSN 6645-01-389-1970
NSN 5950-00-530-7273
NSN 5975-00-324-2070
NSN 5945-00-126-5033