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 5915-01-430-5541
NSN 2925-01-421-0068
NSN 5998-00-661-0380
NSN 6220-00-635-8818
NSN 5998-01-136-8817
NSN 6130-01-111-9868
NSN 6105-01-536-1572
NSN 5915-01-148-6690
NSN 5855-01-542-9059
NSN 6220-01-058-3457
NSN 5835-01-068-4043
NSN 6320-01-382-9676