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 6110-01-170-5379
NSN 6620-01-513-2800
NSN 2925-01-122-7812
NSN 5960-01-656-6343
NSN 6320-01-033-6624
NSN 5915-01-134-8491
NSN 6685-00-121-1390
NSN 5996-00-304-8196
NSN 6685-01-593-2463
NSN 6650-01-207-2905
NSN 6610-00-009-2736
NSN 4140-01-468-9489