Oil pump (removed from new transmissions) F4A41, F4A42, F4A4A, F4A4B, W4A41, W4A42, W4A4A, W4A4B — MR593521, MD760348 (Mitsubishi type, 5 oil channels on the hub)

Oil pump hub:

• Total height - 108 mm;

Front side:

• The outer diameter of the spline part is 31.10 mm;
• Number of splines - 38 pcs.;

Rear side:

• Hub height - 27 mm;
• Outer diameter of the hub - 58.35 mm;
• Number of teflon rings - 2 pcs.;
• Inner diameter - 26.20 mm;

Oil pump gear housing:

• Outer diameter - 156.60 mm;
• Inner diameter of the sleeve - 43 mm;

Oil pump gears:

Drive gear:

• Thickness - 12 pcs.;
• Number of teeth - 11 pcs.;
• Inner diameter - 43 mm;

Driven gear:

• Thickness - 12 pcs.;
• Number of teeth - 13 pcs.;
• Outer diameter - 91.20 mm;

Tags: 4611039000 461103A520 461103A550