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 5910-01-249-2707
NSN 6240-01-220-2969
NSN 5835-01-555-8963
NSN 5985-01-634-0635
NSN 5999-00-174-5886
NSN 6645-01-281-7254
NSN 5999-01-088-8747
NSN 4140-00-983-4083
NSN 2925-01-174-6786
NSN 6620-00-728-3445
NSN 5950-01-439-6551
NSN 6150-01-357-9053