Comet LWD 3522E Triplex Plunger Pump, 2200 PSI, 3.5 GPM, 3400 RPM, NEMA 56C, 5/8" Hollow Shaft (31003-00059)

Name: Comet LWD 3522E Triplex Plunger Pump, 2200 PSI, 3.5 GPM, 3400 RPM, NEMA 56C, 5/8" Hollow Shaft (31003-00059)
Brand: Comet Pump
SKU: 31003-00059
Price: 649.77 USD
Availability: OutOfStock

Vendor: Comet Pump Type: Plunger Pump

$649.77

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The Comet LWD 3522E (part 31003-00059) delivers 3.5 GPM at up to 2,200 PSI on NEMA 56C electric motors at 3,400 RPM through a 5/8" hollow shaft. Its reversible crankcase, forged brass head and ceramic plungers suit electric washers that need higher flow.

Key Features

Triplex Plunger Pump
Direct Drive with Electric Flange NEMA 56C
Forged brass head & valve covers
Solid ceramic plungers
Replaces Comet # 6303.0806.00

Specifications

Brand	Comet Pump
Manufacturer Part Number	31003-00059
Max. Volume	3.5 GPM
Max. Discharge Pressure	2,200 PSI
Max. Pump Speed	3400 RPM
Shaft Diameter	5/8” Hollow
Max. Horsepower Requirements	5.3 BHP
Max. Fluid Temp.	145º degrees F.
Inlet Ports (2)	1/2″ NPT
Discharge Ports (2)	3/8″ NPT
Drive Side	Reversible crankcase for right or left hand mounting
Weight	13.4 lb.

Frequently Asked Questions

What does it replace?

Comet 6303.0806.00.

What horsepower does it require?

5.3 BHP.

What shaft size does it take?

5/8". For a 3/4" motor shaft, see the LWD 3522GE.

What are the ports?

Two 1/2" NPT inlets and two 3/8" NPT outlets.

Max water temperature?

145°F.

Product Specifications

Specification Name	Specification Value
Color pattern	Black
Power source	AC-powered

Service & Support

Warranty

This product is backed by a 12-month limited warranty, covering defects in materials and workmanship under normal use.

Technical Assistance

Our dedicated support team is available to assist with product setup, operation guidance, and troubleshooting. Contact us via email or phone for prompt service.

Documentation & Downloads

Access essential resources including the user manual, technical specifications, and safety instructions in our online support center.

Replacement Parts & Accessories

We offer a full range of genuine replacement parts, including batteries, chargers, and compatible accessories to ensure long-term performance.

Training & Tutorials

Browse our library of how-to videos and maintenance tips to get the most out of your cordless drill.