Ultraflex Group

rear mount helm pumps inboard engine single cable for steering systems inboard outboard sterndrive

Rear mount helm pumps Inboard steering systems HYDRAULIC STEERING SYSTEMS

Rear mount helm pumps

FEATURES

• Available in four different displacement sizes

• Compact design

• Ball bearing piston race

• Built-in lock valve for positive rudder lock

• Integral relief valve for over-pressure protection

• 3/4” tapered stainless steel shaft

• Easily accessible lock valve and shaft seal for replacement

• Cast iron cylinder rotor for greater durability and longer life

• White bezel included

• Complete with 90° adjustable fittings for 3/8” tube, except UP39-I R and UP45-I R pumps (straight fittings for 12 mm hose)

X68 (optional) - 40894Z Chrome bezel

KIT F (optional) - 39664Y Remote fill adapter

 

MODEL PART No. MOUNTING

DISPLACEMENT/

REVOLUTION

No. OF PISTONS RELIEF VALVE
SETTING
MAXIMUM
WHEEL DIA.
WEIGHT
UP28R 42460Z Rear mount 28 cc - 1.7 cu.in 5 70 Bar - 1000 PSI 710 mm-28" 5kg-11lbs
UP33R 42457L Rear mount 33 cc - 2.0 cu.in 7 70 Bar - 1000 PSI 710 mm-28" 5kg-11lbs
UP39R 42454E Rear mount 39 cc - 2.4 cu.in 7 70 Bar - 1000 PSI 710 mm-28" 5kg-11lbs
UP39-IR 42557R Rear mount 39 cc - 2.4 cu.in 7 70 Bar - 1000 PSI 710 mm-28" 5kg-11lbs
UP45R 42466M Rear mount 45 cc - 2.7 cu.in 7 70 Bar - 1000 PSI 710 mm-28" 5kg-11lbs
UP45-IR 41279H Rear mount 45 cc - 2.7 cu.in 7 70 Bar - 1000 PSI 710 mm-28" 5kg-11lbs