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 6220-00-830-2992
NSN 5996-00-231-9322
NSN 5985-01-453-9190
NSN 5975-00-528-9774
NSN 4140-00-254-7257
NSN 6135-01-433-2062
NSN 4140-00-932-6074
NSN 5915-01-259-1517
NSN 5925-01-141-6688
NSN 5965-01-464-6225
NSN 5855-00-862-3345
NSN 4140-00-074-4242