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 4140-00-880-0262
NSN 5996-00-914-3143
NSN 6620-01-397-4131
NSN 6685-00-443-5650
NSN 6110-01-202-8009
NSN 6240-01-007-6870
NSN 5945-01-537-0202
NSN 5985-01-423-8902
NSN 6320-01-358-0141
NSN 6620-01-067-8336
NSN 5996-01-555-7690
NSN 6145-01-512-1870