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 6610-01-472-2757
NSN 5975-00-853-5955
NSN 5975-01-033-6578
NSN 5998-01-534-6768
NSN 5975-01-015-2697
NSN 6135-00-016-0071
NSN 5895-00-235-4520
NSN 6645-01-125-6811
NSN 5945-01-539-9396
NSN 6150-01-129-5216
NSN 6650-01-258-6438
NSN 6320-01-495-1244