UM20420 Cooling Fan--6 Blade--Replaces 3637938M1

Replaces number 3637938M1,31258006, 2485C816, 31258117

Fits: 375 (W/ AC), 383 (W/ AC), 390 (W/ AC), 390 (W/ AC), 390T, 393, 398, 399, 6140
699, 3065, Construction 25

18.000" Diameter
1.625" Pilot Hole
1.750" Bolt Hole Centers