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 6110-01-512-9520
NSN 6135-01-459-6424
NSN 6650-01-294-5243
NSN 6610-01-446-7635
NSN 4140-01-451-9841
NSN 5965-00-971-5522
NSN 5950-01-371-8836
NSN 6145-01-167-8366
NSN 5975-00-621-9604
NSN 5999-00-153-0917
NSN 6650-01-455-8923
NSN 5990-00-240-6454