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 6240-00-526-0243
NSN 6135-00-078-9931
NSN 5985-01-383-8965
NSN 5910-00-079-1309
NSN 5990-01-376-8930
NSN 6610-00-987-9716
NSN 6240-00-156-1602
NSN 5835-00-063-0390
NSN 5905-01-557-8596
NSN 6320-01-384-7079
NSN 6650-01-604-9315
NSN 5975-00-143-4658