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 6240-00-272-8601
NSN 5975-00-603-5731
NSN 5920-01-522-0018
NSN 6620-01-461-3550
NSN 5950-01-185-9268
NSN 5905-01-220-5643
NSN 5950-00-015-7419
NSN 6645-01-446-1994
NSN 5990-00-539-7859
NSN 5998-00-161-4228
NSN 7035-01-099-9163
NSN 6145-01-628-1210