This is a new New WeatherHead 06U-604 Fitting. It is a little dirty from storage but is still fully functional. End Size 4 End Type SAE 37 Degree Hose Family DIN 1S/SAE R1 Hose Size 6 Material Carbon Steel Product Line Industrial Shape Straight Style Permanent Assembly Style U Series Description SAE 37 Female Swivel Family Coll-o-Crimp Hex "E" 0.69 Hex "F" 0.56 Hole Dia. 0.16 Hose Cutt off Factor 1.2 Hose I.D. 0.38 Overall Length "A" 2.66 Thread Size 44028 Tube Size 4 Cross References WH06U604 End Size 12 End Type NPTF/NPSM Hose Family DIN 1S/SAE R1 Hose Size 12 Material Carbon Steel Product Line Industrial Shape Straight Style Permanent A 3.71 Application General purpose low, medium, and high pressure hydraulic. Assembly Style U Series Description Female Pipe Rigid Family Coll-o-Crimp Hex "E" 1.38 Hole Dia 0.61 Hole Dia. 0.61 Hose Cut-Off Factor "D" 1.56 Hose Cutt off Factor 1.56 Hose I.D. 0.75 Hose ID 0.75 Overall Length "A" 3.71 Pipe Size 12 Plating Zinc; yellow dichromate finish Product Type Fitting Series U? Series Thread Size 41702 Thread Size (NPTF) 41702