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 5975-01-180-1967
NSN 5855-00-185-1560
NSN 6240-00-069-8038
NSN 6220-01-502-6436
NSN 5985-01-265-1100
NSN 6240-01-584-1829
NSN 5915-00-832-6976
NSN 5975-00-102-4725
NSN 5925-01-119-7888
NSN 6645-01-432-1068
NSN 6645-00-226-2270
NSN 5960-01-443-3067