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 6620-01-418-9409
NSN 5905-00-866-4742
NSN 2925-00-403-5036
NSN 5920-00-952-5360
NSN 5975-00-202-5013
NSN 5990-01-222-8570
NSN 5975-00-318-1637
NSN 5920-00-508-5804
NSN 5895-01-297-4424
NSN 5925-00-244-4410
NSN 6150-00-269-5017
NSN 6220-00-288-4350