20U-520 | MJ-20-20 | 1-1/4" JIC male fitting

Size and thread type: -20 (1-1/4") JIC male for -20 (1-1/4") Hydraulic Hose 

Dash and Tube Size: -20 and 1-1/4"
Industry Nominal Thread Size: 1-5/8-12
Actual Measurement of Male Thread OD: 1-5/8" or 1.63"
Actual Measurement of Female Thread ID: 1-9/16" or 1.54"

This product will fit applications that included the following: Weatherhead 20U-520