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.
NSN 6150-00-824-4437
NSN 6220-01-510-3927
NSN 5996-01-316-4275
NSN 5945-00-274-5690
NSN 6650-01-104-6139
NSN 5999-00-375-0180
NSN 6220-01-414-7754
NSN 5975-01-365-5209
NSN 5999-01-310-7346
NSN 2925-01-577-0004
NSN 5915-00-125-9312
NSN 5855-01-631-4331