Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
Dayton Pressure Plunger Pump: Direct-Mount, 3 gpm Max. Flow Rate, 3,400 RPM Max. Motor Speed - Horizontal-Mount Gas Engine Direct-Drive Pressure Washer Pumps
DaytonHorizontal-Mount Gas Engine Direct-Drive Pressure Washer Pumps

Dayton Pressure Plunger Pump: Direct-Mount, 3 gpm Max. Flow Rate, 3,400 RPM Max. Motor Speed

The DAYTON Pressure Plunger Pump (MPN 4WXX7) is a horizontal-mount gas engine direct-drive pressure washer pump with a direct-mount drive type and hollow shaft. It features a triplex piston design, oil bath…

SKU 3G-OTH-95038

Brand
Dayton
Item
Pressure Plunger Pump: Direct-Mount, 3 gpm Max. Flow Rate, 3,400 RPM Max. Motor Speed
Category
Horizontal-Mount Gas Engine Direct-Drive Pressure Washer Pumps
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

Dayton
Manufacturer Part Number
4WXX7
Type
Buna-N
Drive Type
Direct-Mount
Shaft Type
Hollow
Flange Type
Horizontal Gas Engine
Lubrication
Oil Bath
Piston Design
Triplex
Seal Material
Buna-N
Max. Flow Rate
3 gpm
Max. Motor Speed
3,400 RPM
Crankcase Material
Die Cast Aluminum
Crankshaft Material
Hardened Steel
Intake Connection Type
BSP
Discharge Connection Type
BSP
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The DAYTON Pressure Plunger Pump (MPN 4WXX7) is a horizontal-mount gas engine direct-drive pressure washer pump with a direct-mount drive type and hollow shaft. It features a triplex piston design, oil bath lubrication, Buna-N seals, a die cast aluminum crankcase, and a hardened steel crankshaft. The pump has a maximum flow rate of 3 gpm and a maximum motor speed of 3,400 RPM, with both intake and discharge connections using BSP threads.

Frequently Asked Questions

What is the DAYTON Pressure Plunger Pump 4WXX7 used for?

The DAYTON Pressure Plunger Pump 4WXX7 is a horizontal-mount gas engine direct-drive pump designed for pressure washers. Its triplex piston design and oil bath lubrication deliver reliable high-pressure water flow for cleaning equipment in industrial, agricultural, and commercial applications.

What are the specifications of the DAYTON 4WXX7 pump?

The DAYTON 4WXX7 pump has a maximum flow rate of 3 gpm and a maximum motor speed of 3,400 RPM. It features a direct-mount drive with a hollow shaft, Buna-N seals, a die cast aluminum crankcase, a hardened steel crankshaft, and BSP intake/discharge connections. Lubrication is oil bath.

Where to buy the DAYTON 4WXX7 pressure plunger pump worldwide?

3G Electric supplies the DAYTON 4WXX7 pressure plunger pump to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for a quote and lead time on this pump.

How to install a direct-mount pressure washer pump like the DAYTON 4WXX7?

Install the DAYTON 4WXX7 by aligning the pump's hollow shaft with the gas engine output shaft, then secure the direct-mount flange. Ensure BSP connections are properly sealed with thread tape. Fill the crankcase with the recommended oil for oil bath lubrication before operation.

Used in

Common applications for Dayton
HVAC ventilation — DAYTON centrifugal upblast roof exhaust fans (SKU 7M7U3) for kitchen exhaust systems
Mechanical power transmission — DAYTON HTD timing pulleys (SKU 404GV0) for conveyor belt drives
Process water handling — DAYTON self-priming centrifugal pumps (SKU 2ZXT4) for dewatering or transfer
Roofing and building services — DAYTON fixed ventilated roof curbs (SKU 4HX59) for filtered supply fan installations
Material handling — DAYTON latch assemblies (SKU 2KEN4) for electric chain hoist hook safety
Industrial air movement — DAYTON downblast roof exhaust fans (SKU 3HFL9) for clean air exhaust in manufacturing plants

Dayton Products

3G Electric supplies Dayton horizontal-mount gas engine direct-drive pressure washer pumps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Pump Accessories →Valves & Regulation →Motors & Drives →All Products →

Similar products

Matched by specification & description
DAYTON Engine Driven Pump: 4 4/5 hp, 2 in NPT, 1 1/2 in NPT, 164 ft Max. Head, Aluminum Volute (MPN 11G231). Key specifications — Volute Material: Aluminum; Ignition Type: Recoil-Start; Brand: DAYTON.
Dayton
DAYTON Engine Driven Pump: 4 4/5 hp, 2 in NPT, 1 1/2 in NPT, 164 ft Max. Head, Aluminum Volute (MPN 11G231). Key specifications — Volute Material: Aluminum; Ignition Type: Recoil-Start; Brand: DAYTON.
DAYTON Engine Driven Pump: 4 4/5 hp, 2 in NPT, 2 in NPT, 187 ft Max. Head, Aluminum Volute, Honda (MPN 11G232). Key specifications — Volute Material: Aluminum; Ignition Type: Recoil-Start; Brand: DAYTON.
Dayton
DAYTON Engine Driven Pump: 4 4/5 hp, 2 in NPT, 2 in NPT, 187 ft Max. Head, Aluminum Volute, Honda (MPN 11G232). Key specifications — Volute Material: Aluminum; Ignition Type: Recoil-Start; Brand: DAYTON.
DAYTON Engine Driven Pump: 7 1/10 hp, 4 in NPT, 4 in NPT, 3/4 in Max. Dia. Solids, 92 ft Max. Head (MPN 11G236). Key specifications — Volute Material: Ductile Iron; Ignition Type: Recoil-Start; Brand: DAYTON.
Dayton
DAYTON Engine Driven Pump: 7 1/10 hp, 4 in NPT, 4 in NPT, 3/4 in Max. Dia. Solids, 92 ft Max. Head (MPN 11G236). Key specifications — Volute Material: Ductile Iron; Ignition Type: Recoil-Start; Brand: DAYTON.
DAYTON Engine Driven Pump: 7 1/10 hp, 4 in NPT, 4 in NPT, 102 ft Max. Head, Cast Iron Volute, Honda (MPN 11G230). Key specifications — Volute Material: Cast Iron; Ignition Type: Recoil-Start; Brand: DAYTON.
Dayton
DAYTON Engine Driven Pump: 7 1/10 hp, 4 in NPT, 4 in NPT, 102 ft Max. Head, Cast Iron Volute, Honda (MPN 11G230). Key specifications — Volute Material: Cast Iron; Ignition Type: Recoil-Start; Brand: DAYTON.
DAYTON Engine Driven Pump: 4 4/5 hp, 3 in NPT, 3 in NPT, 3/4 in Max. Dia. Solids, 85 ft Max. Head (MPN 11G235). Key specifications — Volute Material: Ductile Iron; Ignition Type: Recoil-Start; Brand: DAYTON.
Dayton
DAYTON Engine Driven Pump: 4 4/5 hp, 3 in NPT, 3 in NPT, 3/4 in Max. Dia. Solids, 85 ft Max. Head (MPN 11G235). Key specifications — Volute Material: Ductile Iron; Ignition Type: Recoil-Start; Brand: DAYTON.
DAYTON Engine Driven Pump: 4 4/5 hp, 3 in NPT, 3 in NPT, 85 ft Max. Head, Cast Iron Volute, Honda (MPN 11G229). Key specifications — Volute Material: Cast Iron; Ignition Type: Recoil-Start; Brand: DAYTON.
Dayton
DAYTON Engine Driven Pump: 4 4/5 hp, 3 in NPT, 3 in NPT, 85 ft Max. Head, Cast Iron Volute, Honda (MPN 11G229). Key specifications — Volute Material: Cast Iron; Ignition Type: Recoil-Start; Brand: DAYTON.

More from Dayton

View all Dayton parts →
DAYTON Pressure Plunger Pump: Direct-Mount, 2.5 gpm Max. Flow Rate, 3,400 RPM Max. Motor Speed, BSP (MPN 4WXV9). Key specifications — Seal Material: Buna-N; Brand: DAYTON; Crankcase Material: Die Cast Aluminum; Crankshaft Material: Hardened Steel; Discharge Connection Type: BSP; Drive Type: Direct-Mount; Intake Connection Type: BSP; Lubrication: Oil Bath.
Dayton
DAYTON Pressure Plunger Pump: Direct-Mount, 2.5 gpm Max. Flow Rate, 3,400 RPM Max. Motor Speed, BSP (MPN 4WXV9). Key specifications — Seal Material: Buna-N; Brand: DAYTON; Crankcase Material: Die Cast Aluminum; Crankshaft Material: Hardened Steel; Discharge Connection Type: BSP; Drive Type: Direct-Mount; Intake Connection Type: BSP; Lubrication: Oil Bath.
DAYTON Pressure Plunger Pump: Direct-Mount, 3 gpm Max. Flow Rate, 3,400 RPM Max. Motor Speed, Buna-N (MPN 4WXW1). Key specifications — Seal Material: Buna-N; Brand: DAYTON; Crankcase Material: Die Cast Aluminum; Crankshaft Material: Hardened Steel; Discharge Connection Type: BSP; Drive Type: Direct-Mount; Intake Connection Type: BSP; Lubrication: Oil Bath.
Dayton
DAYTON Pressure Plunger Pump: Direct-Mount, 3 gpm Max. Flow Rate, 3,400 RPM Max. Motor Speed, Buna-N (MPN 4WXW1). Key specifications — Seal Material: Buna-N; Brand: DAYTON; Crankcase Material: Die Cast Aluminum; Crankshaft Material: Hardened Steel; Discharge Connection Type: BSP; Drive Type: Direct-Mount; Intake Connection Type: BSP; Lubrication: Oil Bath.