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 5905-01-141-6633
NSN 6110-01-556-7927
NSN 6150-01-547-9861
NSN 5920-01-524-4126
NSN 5855-00-405-4532
NSN 6135-00-315-1187
NSN 6645-00-433-8729
NSN 6685-01-134-4831
NSN 6150-01-341-5730
NSN 6130-01-367-8164
NSN 5935-00-676-8441
NSN 6650-01-057-6468