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 6145-01-333-2220
NSN 5835-01-628-1748
NSN 5990-01-544-0364
NSN 5905-00-400-7490
NSN 5930-01-565-2559
NSN 6105-00-863-3160
NSN 7035-00-349-8571
NSN 6135-00-497-0491
NSN 5975-01-534-4795
NSN 5945-00-290-1779
NSN 5920-01-136-4010
NSN 5950-01-502-3929