Specifications

B-2
PUMP & FLUID ENDS
40,000 PSI
PUMP &
FLUID ENDS
US & Canada: 800-231-8192 or 832-590-1300
MODEL 4240
UNx
™
BARESHAFT PUMP
The Jetstream model 4240 is capable of power
input up to 325 horsepower and flows* approaching
twelve gallons per minute at 40,000 psi. It is the most
advanced and efficient high horsepower waterblast
pump in the industry. Combining the strength and
durability of a proven power end workhorse with the
unparalleled simplicity, service ability, and versatility of
the UNx fluid end design, Jetstream bareshaft pumps
are the best choice for those building their own system
or replacing a complicated, worn, or unreliable pump.
POWER END SPECIFICATIONS
FLUID END SPECIFICATIONS
* Displacement (flow) values represented refer to “theoretical” flow, neglecting inefficiency resulting from compressibility of water and expansion
of pressure-bearing components.
MAX.
POWER INPUT
PLUNGERS
PUMP RPM
MAX. PUMP
DISPLACEMENT*
MAX. FRAME
LOAD
MAX. OPERATING
PRESSURE
TOTAL WEIGHT
PUMP OIL
QTY.
STROKE
TYPE
CAPACITY
hp kW in mm min max gpm lpm lbs N psi bar lbs kg gal I
325 242 3 4.25 108 150 514 11.9 45.0 17,500 77,900 40,000 2,750 1,800 820 80W-90 9.0 34
PART NO.
PLUNGER SIZE PUMP DISPLACEMENT AT SPECIFIED PUMP SPEEDS*
MAX. OPERATING
PRESSURE
NO.
DIAMETER 150 RPM 200 RPM 300 RPM 400 RPM 514 RPM
in mm gpm lpm gpm lpm gpm lpm gpm lpm gpm lpm psi bar
54515 #6 0.600 15.24 2.3 8.9 3.1 11.8 4.7 17.7 6.2 23.6 7.8 29.5 40,000 2,750
54520 #7 0.670 17.02 2.9 11.1 3.9 14.7 5.8 22.1 7.8 29.5 9.7 36.8 40,000 2,750
54525 #8 0.730 18.54 3.5 13.1 4.6 17.5 6.9 26.2 9.2 35.0 11.9 45.0 40,000 2,750