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Interpump PUMP WK531 R - Pumps & Compressors
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InterpumpPumps & Compressors

Interpump PUMP WK531 R

The Interpump WK531 R is an industrial pump delivering 30 l/min at 500 bar, rated for 28.7 kW at 1450 rpm. This high-pressure unit suits demanding hydraulic and industrial applications requiring compact, reliable…

SKU 3G-ITP-01813

Also listed as: WK0531000 · WK0531 000

Brand
Interpump
Item
PUMP WK531 R
Category
Pumps & Compressors
UNSPSC
40151527 — Plunger pumps
Available to Order
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Technical specs
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Technical Specifications

Interpump
Flow Rate
30 L/min
Pressure
500 bar
Power
28.7 kW
Speed
1450 RPM
Weight
39 kg
Dimensions
395 mm
Power
39 HP
Flow (US)
7.9 GPM
Pressure
50 MPa
Pressure
7250 PSI
View Full Spec Sheet

Technical Documents

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

Product Description

The Interpump WK531 R is an industrial pump delivering 30 l/min at 500 bar, rated for 28.7 kW at 1450 rpm. This high-pressure unit suits demanding hydraulic and industrial applications requiring compact, reliable performance.

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 WK531 parts list — 320 parts, 51 available in catalog

Official Parts List
Exploded Diagram — Male shaft (key) - GASView full size
WK531 — Male shaft (key) - GAS

Repair Kits — Order These for Routine Maintenance

KIT2156
KIT 2156*CONROD BUSHING
34215601×1Available
View
KIT2157
KIT 2157*CONROD BUSHINGS +0,25
34215701×1Available
View
KIT2158
KIT 2158*CONROD BUSHINGS +0,50
34215801×1Available
View

Individual Components

PosCodeDescriptionQty
1
CRANKCASE WK531
70010022×1Available
View
2
TAPER ROLLER BEARING 33207/Q
91847700×2Available
View
3
O-RING D. 80.6X2.62 (3318)
90391500×2Available
View
4
SHIM 0.25 MM.
70220381×1Available
View
4
SHIM 0.1 MM.
70220081×1Available
View
5
CIRCLIP D.45 (ZJ45)
90075600×1Available
View
6
OIL SIGHT GLASS
70211801×1Available
View
7
O-RING 39,34X2,62 (3156)
90387700×1Available
View
8
BEARING COVER (OIL GLASS SIDE)
70150122×1Available
View
9
SCREW M6X16 UNI 5931 8.8 Z.
99185400×20Available
View
10
O-RING 13,95X2,62 (3056)
90383300×1Available
View
11
PLUG G3/8x13 TE22
98210050×1Available
View
12
OIL DIPSTICK D.21,5X70
98211500×1Available
View
13
DIP STICK TUBE
72210695×1Available
View
14
O-RING 25,12X1,78 (2100)
90360400×1Available
View
15
CRANKCASE COVER KT
70160622×1Available
View
16
View
17
PLUG D. 15
98200500×5Available
View
18
CONN.ROD BOLT M8X1X42
99312300×6Available
View
19
CRANKSHAFT C.26
70020635×1Available
View

Need multiple parts? Request a bundled quote

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

Request Bundle Quote
Genuine manufacturer parts Expert technical support Worldwide shipping

Official WK531 parts list — Industrial Pumps (Series 64 E4)

Recommended Spare Parts

O-RING 39,34X2,62 (3156)

Spare Parts

O-RING 39,34X2,62 (3156)

90387700

SPHERICAL VALVE

Valves

SPHERICAL VALVE

36203266

Valves

VALVE SEAT

36200366

VALVE CAGE

Valves

VALVE CAGE

36202551

PLUG G3/8x13 TE22 TT9061

Accessories

PLUG G3/8x13 TE22 TT9061

98210050

KIT 2157 CONROD BUSHINGS +0,25

Spare Parts

KIT 2157 CONROD BUSHINGS +0,25

34215701

Spare Parts

STAFFA DI SOLLEVAMENTO

71223074

PISTON GUIDE ROD

Spare Parts

PISTON GUIDE ROD

70050266

Spare Parts

UPPER HALF CONROD BUSHING +0.5 (BIG END) S.70

90922200

PLUG CAP

Accessories

PLUG CAP

71225951

Spare Parts

CONNECTING ROD COMPLETE

70030501

CIRCLIP D.45 (ZJ45)

Accessories

CIRCLIP D.45 (ZJ45)

90075600

View full cross-reference for Interpump 3G-ITP-01813

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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