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 2925-01-139-5144
NSN 5910-01-100-3390
NSN 6105-00-177-4660
NSN 5965-01-258-5662
NSN 6110-00-899-2505
NSN 6685-01-527-5561
NSN 6320-01-516-3836
NSN 6145-01-091-0246
NSN 5935-01-588-4220
NSN 6320-01-462-3555
NSN 6220-00-054-2067
NSN 5975-00-318-4623