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Interpump PUMP WS131 R ATEX - Pumps & Compressors
InterpumpPumps & Compressors

Interpump PUMP WS131 R ATEX

The Interpump WS131 R ATEX is an industrial pump designed for high-pressure applications, delivering 15 L/min at 130 bar with a 5.5 hp motor operating at 1450 rpm. Its compact dimensions and robust construction suit…

SKU 3G-ITP-01839

Also listed as: WS0131EX000 · WS0131EX 000

Brand
Interpump
Item
PUMP WS131 R ATEX
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
15 L/min
Pressure
130 bar
Power
4.04 kW
Speed
1450 RPM
Weight
14.5 kg
Dimensions
317.5 mm
Power
5.5 HP
Flow (US)
3.96 GPM
Pressure
13 MPa
Pressure
1885 PSI
View Full Spec Sheet

Technical Documents

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

Product Description

The Interpump WS131 R ATEX is an industrial pump designed for high-pressure applications, delivering 15 L/min at 130 bar with a 5.5 hp motor operating at 1450 rpm. Its compact dimensions and robust construction suit demanding industrial fluid systems requiring certified ATEX compliance.

Frequently Asked Questions

What is the Interpump WS131 R ATEX pump used for?

The Interpump WS131 R ATEX is an industrial pump for high-pressure fluid systems requiring ATEX certification. It delivers 15 L/min at 130 bar, making it suitable for demanding applications in chemical processing, oil and gas, and other hazardous environments where explosion-proof equipment is mandatory.

What are the specifications of the Interpump WS131 R ATEX pump?

The Interpump WS131 R ATEX pump delivers 15 L/min at 130 bar (13 MPa, 1885 psi) with a 5.5 hp (4.04 kW) motor at 1450 rpm. It weighs 14.5 kg and has overall dimensions of 317.5 x 236 x 180 mm. The pump features a male shaft key design and is ATEX-certified for hazardous locations.

Where to buy the Interpump WS131 R ATEX pump in Singapore?

3G Electric supplies the Interpump WS131 R ATEX pump to Singapore. We handle logistics, customs clearance, and delivery to your facility. Contact our team for a quotation and lead time on this ATEX-certified industrial pump.

How to maintain the Interpump WS131 R ATEX pump?

Regular maintenance of the Interpump WS131 R ATEX pump includes checking oil level via the sight glass, inspecting seals and packing kits (e.g., KIT 3 oil seal, KIT 28 complete seal), and replacing intake/delivery valves as needed. Always follow Interpump's manual for ATEX-specific service intervals.

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 WS131 parts list129 parts, 63 available in catalog

Official Parts List
WS131 — Male shaft (key) exploded diagram

Repair Kits — Order These for Routine Maintenance

KIT1
KIT 1 INTAKE/DELIVERY VALVE
34000101×1Available
View
KIT2
KIT 2 OIL SEAL D. 22X32X5,5
34000201×1Available
View
KIT3
KIT 3 OIL SEAL D.30X55X7
34000301×1Available
View
KIT4
KIT 4 INTAKE/DEL. VALVE CAPS
34000401×1Available
View
KIT6
KIT 6 PISTON BOLT
34000601×1Available
View
KIT7
KIT 7 HEAD RING D.20
34000701×1Available
View
KIT10
KIT 10 PACKING RETAINER D.20
34001001×1Available
View
KIT28
KIT 28 COMPL.SEAL FOR PIST.D20
34002801×1Available
View
KIT71
KIT 71 INTERMEDIATE RING D.20
34007101×1Available
View

Individual Components

PosCodeDescriptionQty
1
MANIFOLD WS131
47120141×1Available
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
36200251×6Available
View
9
O-RING 20,29X2,62(3081)
90384700×6Available
View
10
CAP M24X2X16
98222000×6Available
View
11
VALVE ASSY.
36703201×6Available
View
12
SCREW M 8x16 UNI 5931
99303900×8Available
View
13
CLOSED SIDE COVER (47-66)
47151122×1Available
View
14
O-RING 67,95X2,62 (3268)
90391300×2Available
View
15
TAPER BEARING
91837500×2Available
View
16
OIL SEAL 22x32x5
90162500×3Available
View
17
BUSHING 22X25X30
90912600×3Available
View
18
CRANKCASE
47010822×1Available
View
19
OIL DIP-STICK G3/8X80
98210600×1Available
View
20
O-RING D.133.02X 2,62(3525)
90392200×1Available
View
21
CRANKSHAFT C.12 S.p.f. U.S.
47021835×1Available
View

Need multiple parts? Request a bundled quote

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

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Genuine manufacturer parts Expert technical support Worldwide shipping

Official WS131 parts listIndustrial Pumps (Series 47)

Recommended Spare Parts

Accessories

CONNECTING-ROD PIN D.13X35,5

97738000

PISTON SCREW

Spare Parts

PISTON SCREW

47219566

HEX-HEAD SCREW M08X70 UNI5737 10.9 Fe/Zn5c1A+De

Accessories

HEX-HEAD SCREW M08X70 UNI5737 10.9 Fe/Zn5c1A+De

99320600

WASHER 14X28X0,5

Accessories

WASHER 14X28X0,5

96728600

Valves

VALVE PLATE

36200176

PLUG G3/8X13

Accessories

PLUG G3/8X13

98210000

Accessories

WASHER 21,5X27X1,5

96751400

Spare Parts

KIT 7 HEAD RING D.20

34000701

KEY 8(h9)X7X35 UNI 6604/A

Accessories

KEY 8(h9)X7X35 UNI 6604/A

91489200

Spare Parts

CRANKCASE

47010822

Spare Parts

O-RING 10,82X1,78 (2043)

90358500

Spare Parts

HEAD RING D. 20

47100051

View full cross-reference for Interpump 3G-ITP-01839

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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