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 2925-00-679-8131
NSN 2925-00-983-7521
NSN 5996-01-088-8715
NSN 4140-01-267-5137
NSN 5975-01-411-7106
NSN 5975-01-557-0085
NSN 4140-00-295-0787
NSN 6105-01-067-6265
NSN 6150-01-189-9827
NSN 2925-00-422-5159
NSN 7035-01-140-2019
NSN 7035-01-375-3719