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 5855-00-631-4565
NSN 5910-00-597-8695
NSN 6685-01-090-8880
NSN 5905-00-813-0681
NSN 5945-00-419-4931
NSN 5915-01-447-3151
NSN 5915-01-138-0171
NSN 6240-00-308-9456
NSN 5925-01-066-4903
NSN 7035-01-169-6551
NSN 5998-00-202-0071
NSN 2925-00-225-1730