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 5990-00-325-9218
NSN 5905-00-221-3346
NSN 5975-00-117-9515
NSN 5998-01-604-9252
NSN 6645-01-493-8632
NSN 5835-01-291-5405
NSN 6645-01-335-9183
NSN 6130-00-609-3358
NSN 5999-01-061-0501
NSN 5990-00-419-7584
NSN 4140-01-483-1993
NSN 6320-01-624-0193