Ultraflex Group

Helm pumps

Helm pumps Inboard steering systems HYDRAULIC STEERING SYSTEMS

Helm pumps

FEATURES

• Rear or intermediate mounting configuration

• Ball bearing piston race

• Built-in lock valve for positive rudder lock

• 3/4” tapered shaft

• Easily accessible lock valve and shaft seal for replacement

• Brass rotor for greater durability and longer life

• 3/8” BSPP fitting for 12 mm tube

• Complete with fittings

KR56 (optional) - 42558T permits to install the UP56 and UP68 pumps in a rear mount position. Includes chrome plated cover ring

KIM56 (optional) - 42559V hardware kit permits to install the UP56 and UP68 pumps in an intermediate mount position

 

NOTE: UP56 or UP68 installation needs either kit KR56 or KIM56

 

• KIT F56 (optional) - 40813W Remote fill adapter

 

MODEL PART No. MOUNTING DISPLACEMENT/
REVOLUTION
No. OF PISTONS RELIEF VALVE
SETTING
MAXIMUM
WHEEL DIA.
WEIGHT
UP56 40808D

 

Rear (KR56) -
Intermediate(KIM56)

 

56 cc - 3.4 cu.in 7 70 Bar - 1000 PSI 710 mm-28" 7,5kg-16.5lbs
UP68 42561F Rear (KR56) -
Intermediate(KIM56)

 

68 cc - 4.15 cu.in 7 70 Bar - 1000 PSI 710 mm-28" 7,5kg-16.5lbs

 

RV70 - 42560D - RELIEF VALVE 70 BAR
WARNING: Applications with UP56 or UP68 pumps require the RV70 relief valve added to the system for over-pressure protection.