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 4140-01-054-3553
NSN 6685-00-596-8765
NSN 6135-01-202-8113
NSN 5920-00-515-3617
NSN 6150-00-042-4749
NSN 6145-01-321-3490
NSN 6320-01-465-2028
NSN 6150-01-476-8004
NSN 6150-01-073-4727
NSN 7035-00-104-7613
NSN 6145-00-170-7947
NSN 7035-01-391-7470