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 5915-01-420-2691
NSN 5960-01-353-5947
NSN 5905-00-952-2455
NSN 5835-00-501-2581
NSN 6135-01-633-8502
NSN 6150-00-453-6158
NSN 6110-00-111-2761
NSN 6220-01-126-8275
NSN 5855-00-156-5489
NSN 7035-00-252-7467
NSN 6650-00-953-9511
NSN 5950-00-652-5445