Interpump PUMP WS251 R ATEX

Technical Documents

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InterpumpPumps & Compressors
Available

Interpump PUMP WS251 R ATEX

SKU 3G-ITP-01947

Brand
Interpump
Item
PUMP WS251 R ATEX
Category
Pumps & Compressors

Technical Specifications

Interpump
Flow Rate
15 L/min
Pressure
250 bar
Power
7.35 kW
Speed
1450 RPM
Weight
14.5 kg
Dimensions
317.5 mm
Power
10 HP
Flow (US)
3.96 GPM
Pressure
25 MPa
Pressure
3625 PSI
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Solutions Engineering

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

Product Description

Interpump's PUMP WS251 R ATEX delivers reliable performance for hazardous area applications. This industrial pump generates 7.35 kW of power at 1450 RPM, producing 15 L/min flow at 250 bar pressure rating. ATEX-certified design ensures safe operation in explosive atmospheres across petrochemical, chemical, and pharmaceutical industries. Weighing 14.5 kg with compact dimensions, the Italian-engineered unit suits confined installations. Ideal for high-pressure cleaning, process transfer, and spray applications requiring compliance with strict safety standards. Available from 3G Electric Singapore, an Interpump distributor.

Spare Parts & Repair Kits

Official WS251 parts list — 128 parts, 62 available in catalog

Official Parts List
Exploded Diagram — Male shaft (key)View full size
WS251 — Male shaft (key)

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
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 WS251
47121741×1Available
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
PLUG M24x1,5x17,5
98222800×6Available
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 32206 SKF
91837800×2Available
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

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

Request Bundle Quote
Genuine manufacturer parts Expert technical support Worldwide shipping

Official WS251 parts list — Industrial Pumps (Series 53 E1)

Recommended Spare Parts

MANIFOLD WS251

Spare Parts

MANIFOLD WS251

47121741

Spare Parts

O-RING 17,12X2,62 (3068)

90384100

Spare Parts

SPRING D. 9,4X14,8

94737600

Accessories

PLUG G3/8X13

98210000

Accessories

SCREW M 8x16 UNI 5931

99303900

Accessories

PLUG M24x1,5x17,5

98222800

Valves

VALVE CAGE

36200251

Valves

VALVE SEAT

36200366

Spare Parts

CLOSED SIDE COVER (47-66)

47151122

Spare Parts

KIT 1 INTAKE/DELIVERY VALVE

34000101

Spare Parts

KIT 7 HEAD RING D.20

34000701

Accessories

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

99320600

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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