Part Numbers:104056-01,22962,71-015-11 This is the black holder used on smaller heaters 40-70k BTU This Adaptor is black and has 2 different size hose barbs， Roughly 5/32" & 5/16" O.D Fits many of the following brands of kerosene heaters:Reddy, Desa, Koehring, Master, Knipco & Dayton Part Numbers:104056-01,22962,71-015-11 This is the black holder used on smaller heaters 40-70k BTU. This Adaptor is black and has 2 different size hose barbs， Roughly 5/32" & 5/16" O.D. Fits many of the following brands of kerosene heaters:Reddy, Desa, Koehring, Master, Knipco & Dayton