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 5925-01-277-4374
NSN 5920-01-341-6741
NSN 5975-00-834-1094
NSN 7035-01-419-1462
NSN 5996-01-006-6346
NSN 6650-01-544-0366
NSN 6145-01-460-5393
NSN 5998-00-285-6367
NSN 6685-01-350-2825
NSN 6620-01-266-4500
NSN 6645-01-116-2037
NSN 6650-01-317-2101