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 6320-01-512-2031
NSN 6130-01-598-6105
NSN 6220-01-536-8165
NSN 6135-00-921-6487
NSN 5920-00-930-2307
NSN 5950-01-381-9492
NSN 6610-00-197-7648
NSN 6320-01-379-1182
NSN 5996-01-543-2927
NSN 6110-01-254-3727
NSN 6620-00-050-9831
NSN 5920-01-361-2791