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3G Electric
Interpump PUMP WW156 R+FL.B3/B14+VALVE K UNLOADER - Pumps & Compressors
InterpumpPumps & Compressors

Interpump PUMP WW156 R+FL.B3/B14+VALVE K UNLOADER

The Interpump WW156 is an industrial pump with integrated unloader valve, delivering 15 L/min at 150 bar, designed for high-pressure applications requiring compact, reliable fluid delivery at 2800 rpm.

SKU 3G-ITP-02104

Also listed as: WW0156BV020 · WW0156BV 020

Brand
Interpump
Item
PUMP WW156 R+FL.B3/B14+VALVE K UNLOADER
Part Number
WW0156BV-020
Category
Pumps & Compressors
UNSPSC
40151527 — Plunger pumps
Available to Order
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Air & sea freight
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Technical specs
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Interpump
Flow Rate
15 L/min
Pressure
150 bar
Power
4.04 kW
Speed
2800 RPM
Weight
7.9 kg
Dimensions
225 mm
Manufacturer Part Number
WW156
Power
5.5 HP
Flow (US)
3.96 GPM
Pressure
15 MPa
Pressure
2175 PSI

Technical Documents

(1)
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Interpump Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Interpump WW156 is an industrial pump with integrated unloader valve, delivering 15 L/min at 150 bar, designed for high-pressure applications requiring compact, reliable fluid delivery at 2800 rpm.

Frequently Asked Questions

What is the Interpump WW156 pump used for?

The Interpump WW156 is an industrial pump designed for high-pressure fluid delivery at 15 L/min and 150 bar. It is commonly used in pressure washing, water jetting, and industrial cleaning systems where compact, reliable performance at 2800 rpm is required.

What are the specifications of the Interpump WW156 pump?

The Interpump WW156 delivers 15 L/min at 150 bar (2175 psi) and 2800 rpm. It requires 5.5 hp (4.04 kW), weighs 7.9 kg, and has overall dimensions of 225 mm x 223 mm x 142.5 mm. The pump features a hollow shaft (key) Ø28 version B and an integrated VK unloader valve.

Where to buy the Interpump WW156 pump in Singapore?

3G Electric supplies the Interpump WW156 pump to Singapore. We handle logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this model.

How to install the Interpump WW156 pump?

Mount the pump on a rigid base, align the shaft coupling per Interpump’s manual, and connect inlet/outlet lines with proper seals. Use the recommended oil grade and torque fasteners to spec. Always prime the pump before startup to avoid dry running.

Used in

Common applications for Interpump
Shipyard hull cleaning and surface prep — HT100 and W951 paired with dual-lance guns for dockyard service
Petrochemical heat-exchanger descaling — WS-series stainless pumps for neutral-pH cleaning chemistry
Outdoor HVAC condenser mist cooling — ZP180 pumps on rooftop chiller decks
Textile fibre-finishing — W170 and W270 for mist-jet application across drying lines
Municipal water treatment — W951 motor pumps for high-pressure disinfection chemical injection

Spare Parts & Repair Kits

Official WW156 parts list228 parts, 61 available in catalog

Official Parts List
WW156 — Male shaft (key) exploded diagram

Repair Kits — Order These for Routine Maintenance

KIT23
KIT 23 OIL SEAL D.20X30X5
34002301×1Available
View
KIT88
KIT 88 PACKING D. 15
34008801×1Available
View
KIT89
KIT 89 INTERMEDIATE RING D. 15
34008901×1Available
View
KIT90
KIT 90 HEAD RING D. 15
34009001×1Available
View
KIT123
KIT 123 INTAKE/DELIVERY VALVE
34012301×1Available
KIT124
KIT 124 VALVE CAPS
34012401×1Available
View
KIT125
KIT 125 PACKING RETAINER D.15
34012501×1Available
View
KIT130
KIT 130 CPL.SEAL PIST. D.15
34013001×1Available
View

Individual Components

PosCodeDescriptionQty
1
MANIFOLD D. 15 WW156
44120041×1Available
View
2
SCREW M 8x60 UNI 5931
99317500×8Available
View
4
O-RING 17,12X2,62 (3068)
90384100×6Available
View
5
VALVE SEAT
36200366×6Available
View
6
VALVE PLATE
36200176×6Available
View
7
SPRING D. 9,4X14,8
94737600×6Available
View
8
VALVE CAGE
36202551×6Available
View
9
O-RING 20,29X2,62(3081)
90384700×6Available
View
10
VALVE CAP M24X1,5X17
98222600×6Available
11
INTAKE/DELIVERY VALVE
36711501×6Available
View
12
SCREW M 6x12 UNI 5739
99180700×8Available
View
13
CRANKCASE COVER
50150074×1Available
View
14
OIL LEVEL GAUGE
53210851×1Available
View
15
O-RING 56,82X2,62 (3225)
90389800×1Available
View
16
BALL BEARING 6305 SKF
91833100×2Available
View
17
OIL SEAL 20x30x5
90161400×3Available
View
18
CRANKCASE
44010022×1Available
View
19
OIL DIP-STICK G3/8X51
98210300×1Available
View
20
CRANKSHAFT C.11 (D.24)
44020335×1Available
View
21
KEY 8(h9)X7X35 UNI 6604/A
91489200×1Available

Need multiple parts? Request a bundled quote

61 parts available in our catalog — get a single quote with volume pricing

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Official WW156 parts listIndustrial Pumps (Series 44)

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Interpump Products

3G Electric supplies Interpump pumps & compressors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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