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 6145-01-525-4231
NSN 6685-01-274-6320
NSN 2925-01-149-2865
NSN 5905-01-328-1205
NSN 5975-01-249-3506
NSN 5835-00-233-6327
NSN 6620-01-282-6446
NSN 6320-00-504-1214
NSN 6620-01-031-8180
NSN 6130-00-373-1757
NSN 6220-01-467-3184
NSN 5855-01-410-8979