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 5950-00-895-1185
NSN 5855-01-446-1936
NSN 6645-01-097-5831
NSN 5920-01-651-9830
NSN 5999-01-413-9180
NSN 5999-00-683-6660
NSN 5920-00-823-6088
NSN 6320-01-415-0953
NSN 5905-00-983-6014
NSN 5915-01-508-9350
NSN 5915-01-318-6336
NSN 6240-01-413-0734