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 6220-00-021-1034
NSN 6240-00-902-0936
NSN 5915-01-086-0496
NSN 4140-01-417-2611
NSN 5950-01-605-1386
NSN 6610-01-082-3531
NSN 5975-00-644-4972
NSN 5990-01-442-3520
NSN 6145-00-464-0979
NSN 5925-01-525-6588
NSN 5905-00-275-1124
NSN 5905-01-586-3981