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 5920-00-584-4592
NSN 5975-00-159-8876
NSN 5998-01-456-1389
NSN 6650-00-217-6292
NSN 5975-01-183-6413
NSN 6220-00-573-5747
NSN 5920-01-197-0261
NSN 6145-01-106-1252
NSN 5985-01-345-2735
NSN 5895-01-459-3948
NSN 6620-01-373-7978
NSN 6685-01-069-2683