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 6620-01-396-2149
NSN 6105-01-077-5559
NSN 6220-00-005-1436
NSN 6220-01-634-0660
NSN 6645-01-453-9871
NSN 5960-01-190-2996
NSN 5975-00-869-9472
NSN 5930-00-049-8960
NSN 5998-00-863-0202
NSN 5975-00-924-1461
NSN 5999-01-439-0361
NSN 5985-00-996-0975