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
NSN 5960-01-507-9112
NSN 5915-01-208-0358
NSN 5999-00-604-0722
NSN 2925-01-434-6945
NSN 5930-01-339-7836
NSN 6645-00-925-2887
NSN 7035-01-557-2779
NSN 5960-00-034-7925
NSN 7035-01-617-0072
NSN 6620-01-007-4249
NSN 7035-01-056-5350