New old stock gear pump. Clockwise rotation
It has a 3.25” pilot and a 4.19 bolt circle,
5/8” shaft and 5/32” key.
SAE O-ring boss ports, 3/4” inlet (-12), 5/8” outlet (-10)
28.2cc/rev (1.721 cubic inch/rev) 12.4 gpm @ 1800 rpm.
500rpm minimum and 1800 rpm maximum speed.
2500 psi continuous
2700 psi intermittent