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 5920-01-371-5261
NSN 5855-01-474-3127
NSN 5930-01-370-5644
NSN 5910-01-418-0991
NSN 5920-00-189-0858
NSN 5960-00-487-7199
NSN 5945-01-275-7267
NSN 4140-00-099-9205
NSN 5960-01-437-3313
NSN 6685-00-213-8451
NSN 5950-01-235-8117
NSN 6145-00-445-7839