The orifice is the opening size for the spray nozzle. This pressure washer should be used with 3.0 orifice size nozzles.That is the size that's included.
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NorthStar Gas Cold Water Pressure Washer, 3100 PSI, 2.5 GPM, Kohler Engine

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- Kohler Command PRO CH255 commercial engine for durable, reliable performance
- Comet DWD crankshaft triplex pump for efficiency and durability
- Cutouts in base make oil changes quick and easy
- Adjustable pressure allows easy control to suit any job
- Rugged 1-3/8in. steel tube frame and 10in. flat-free tires
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Description
Key Specs
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Q & A
Accessories
Warranty
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Product Summary
What's Included
- (1) Pressure washer (1) Spray gun (1) Lance (1) 50ft. nonmarking hose (4) Quick-connect nozzles
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Features + Benefits
- Kohler Command PRO CH255 commercial engine for durable, reliable performance
- Comet DWD crankshaft triplex pump for efficiency and durability
- Cutouts in base make oil changes quick and easy
- Adjustable pressure allows easy control to suit any job
- Rugged 1-3/8in. steel tube frame and 10in. flat-free tires
- Easy Start prevents pressure buildup for smoother, easier recoil pulling
- Includes 3/8in. x 50ft. UberFlex nonmarking hose, rear entry spray gun and lance with 18.5in. quick-connect wand and 4 professional-grade quick-connect nozzles (15°, 25°, 40° and detergent)
- 3-year limited warranty on Kohler engine; 5-year limited warranty on pump; 10-year limited warranty on frame
Key Specs
| Attribute | Specification |
|---|---|
item# | 1571221 |
Brand | NorthStar |
Manufacturer's Warranty | 10 year limited warranty |
Ship Weight | 96.0 LB |
Pressure | 3,100 PSI |
Flow | 2.5 GPM |
Engine Brand | Kohler |
Engine Model | Command Pro CH255 |
Engine Displacement | 177 cc |
Fuel Type | Gasoline |
Pump | Comet DWD |
Drive Style | Direct |
Number of Tips Included | 4 |
Adjustable Pressure | Yes |
Gross Torque | 8.3 ft-lbs. |
Start Type | Recoil |
| Attribute | Specification |
|---|---|
Engine Oil Included | No |
Engine Oil Type | SAE 30 |
Fuel Capacity | 0.78 Gal |
Max. Inlet Water Temp | 140 °F |
Orifice Size | 3 |
Chemical Injector | Yes |
Hose Length | 50 ft |
Coupler Size | 3/8 in |
Wheel Diameter | 10 in |
Nozzle Type | Quick-connect |
Quick Connect Nozzle | Yes |
Pump Oil Included | Yes |
Low Oil Shutdown | Yes |
Thermal Protector | Yes |
Product Weight | 95.0000 lb |
Dimensions L x W x H (in.) | 40.25 x 26.0 x 23.75 in |
Reviews
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Questions
-
· 3 years ago
In the specs what does it mean 3.0 orfice
1 answer-
NorthstarExpert7· 3 years ago
Helpful?
-
Accessories We Recommend
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NorthStar Nonmarking Pressure Washer Hose, 4000 PSI, 50ft. x 3/8in.
Item # 42945
Order today to get this price.
NorthStar Nonmarking Pressure Washer Hose, 4000 PSI, 50ft. x 3/8in.
Item # 42945
Order today to get this price.
Warranty
Manufacturer's Warranty
10 year limited warranty
Extend Your Warranty Coverage with a Northern Protection Plan (NPP)
Repair Plan — 1 Year
A Northern Protection Plan is available after adding the product to your shopping cart.
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Specifications
3,100 PSI
4,000 PSI
3,200 PSI
4,200 PSI
2.5 GPM
3.5 GPM
3 GPM
4 GPM
Kohler
Honda
Kohler
Kohler
Command Pro CH255
GX390
600
800
177 cc
389 cc
208 cc
429 cc
Gasoline
Gasoline
Gasoline
Gasoline
Comet DWD
CAT 5cp
Triple
Triple
Direct
Belt
Direct
Direct
4
4
4
4
Yes
Yes
Yes
No
8.3 ft-lbs.
19 ft-lbs.
-
-
Recoil
Recoil
Pull
Manual
No
No
Yes
Yes
SAE 30
SAE 30
10w 30
10w-30
0.78 Gal
1.6 Gal
1.2 Gal
1.3 Gal
140 °F
140 °F
-
-
3
3.5
-
-
Yes
Yes
Yes
Yes
50 ft
50 ft
40 ft
50 ft
3/8 in
3/8 in
-
-
10 in
-
-
-
Quick-connect
Quick-connect
Brass
stainless steel nozzles
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
95.0000 lb
210.0000 lb
118.0000 lb
168.0000 lb
40.25 x 26.0 x 23.75 in
50.5 x 28.5 x 26.25 in
32.75 x 29.0 x 28.0 in
33.0 x 31.0 x 32.0 in
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See All NorthStar Gas-Cold Water Pressure Washers
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