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 5930-01-391-6760
NSN 6685-01-537-0829
NSN 6145-01-307-6300
NSN 5975-00-157-4296
NSN 5950-01-503-0747
NSN 6130-00-870-3172
NSN 5930-00-908-9643
NSN 5950-01-395-2525
NSN 6220-00-433-4499
NSN 5985-01-650-7587
NSN 5920-00-915-3571
NSN 6130-01-371-1808