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 5990-01-128-7599
NSN 5996-00-753-1599
NSN 6150-01-242-9898
NSN 6645-00-547-2176
NSN 4140-01-005-0154
NSN 7035-01-107-2811
NSN 5920-01-651-9060
NSN 5965-01-383-2614
NSN 5895-00-280-7528
NSN 6320-01-575-6342
NSN 4140-01-151-4089
NSN 6320-01-215-2284