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 5855-01-565-1405
NSN 5915-00-189-0773
NSN 5920-01-462-1261
NSN 4140-01-243-1281
NSN 5895-01-400-4153
NSN 6320-01-285-1922
NSN 5975-01-597-6152
NSN 4140-00-824-6053
NSN 6145-01-371-2916
NSN 5975-00-593-9767
NSN 6145-00-015-6283
NSN 5915-01-193-1043