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 5990-01-443-2931
NSN 4140-01-250-2600
NSN 5895-01-191-7633
NSN 7035-01-534-9040
NSN 6135-00-728-9860
NSN 6145-00-033-2997
NSN 5905-01-088-2482
NSN 5835-01-014-4574
NSN 6130-01-444-2450
NSN 6610-00-374-1563
NSN 6685-01-629-6663
NSN 6135-00-777-5562