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 6240-01-271-6230
NSN 5975-00-752-7644
NSN 5915-01-463-6146
NSN 5985-01-366-7950
NSN 6620-01-510-3501
NSN 2925-01-327-3069
NSN 5965-01-199-8362
NSN 4140-01-559-6034
NSN 5925-00-988-8847
NSN 6240-01-060-6037
NSN 5998-00-925-2992
NSN 5975-00-142-2450