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 6240-01-509-1905
NSN 5975-01-594-2364
NSN 6650-01-529-0151
NSN 5998-00-855-6004
NSN 5915-00-602-0002
NSN 6135-00-613-1068
NSN 4140-01-150-4895
NSN 6620-01-207-0667
NSN 6645-00-108-6479
NSN 5990-00-226-1152
NSN 6620-00-905-6590
NSN 6220-01-091-2470