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 4140-00-591-6315
NSN 6145-01-417-2988
NSN 5950-01-453-1772
NSN 4140-01-506-7309
NSN 5999-01-280-0846
NSN 5999-01-234-7155
NSN 2925-01-415-0264
NSN 5960-01-142-1995
NSN 6135-01-271-3966
NSN 5915-00-243-5187
NSN 5855-01-631-8782
NSN 5975-01-100-9702