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Looking for Answers about FREE SHIPPING - NorthStar Air Compressor Pump - 1-Stage, 2-Cylinder, 13.7 CFM @ 90 PSI?

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Most Recent Questions
Recent Question:
Can you tell me what the mounting bolt pattern dimensions are and confirm that it uses a V belt as the picture shows.
Recent Question:
How tight should the bolt attaching the flywheel to the compressor crankshaft be tightened?
Questions with Most Recent Answers
Question:
Can you tell me what the mounting bolt pattern dimensions are and confirm that it uses a V belt as the picture shows.
Question:
How tight should the bolt attaching the flywheel to the compressor crankshaft be tightened?
See all Northern Tool Questions and Answers > Air Tools + Compressors Q & A > Air Compressor Startup Kits, Parts + Maintenance Q & A

Customer Questions & Answers for
FREE SHIPPING - NorthStar Air Compressor Pump - 1-Stage, 2-Cylinder, 13.7 CFM @ 90 PSI

Item# 4592900
High-quality NorthStar belt-driven pump works with gas or electric motors and features a full cast iron pump for longevity, Low Vibration Technology LVT for smooth running and long life, a V-type cylinder orientation for consistent cooling and bearings on both ends of crankshaft for excellent support. Max. PSI 130, Required Power 4 HP electric or 5.5 HP gas motor, CFM at 90 PSI 13.7, Dimensions L x W x H in. 15 x 15 x 15, Flywheel Diameter in. 10.5, Stages 1, Total Cylinders 2. Full cast iron pump for long service life V-style cylinder design for superior cooling Pump head made of FC35 Grade cast iron Floating-type Swedish steel valves deliver much longer valve life Operates at slower RPM to run cooler and last longer Low Vibration Technology LVT features a dynamically balanced pump for smooth operation and long life One-piece cast iron crankcase has bearings on both ends of crankshaft for superior crankshaft support, not overhung crankshaft design Single-stage, 2-cylinder pump Produces 13.7 CFM @ 90 PSI Requires 4 HP electric or 5.5 HP gas motor 100 duty cycle 130 max. PSI 10.5in. dia. oversized flywheel for cooler operation Heavy cast iron flywheel provides extra momentum Step-type piston rings ensure piston ring overlap for better compression Sight glass for quick viewing of oil level Replaceable crank journals and wrist pin journal/needle bearings Two-piece connecting rods can be rebuilt for superior serviceability Uses single A-groove belt 5/8in. compression outlet Replacement parts are available through Northern Tool Parts Department 1-800-270-0810
Customer Questions & Answers:
9 Questions
 | 
11 Answers
Overall Rating:
5 out of 5
5
out of
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Product Details

Questions & Answers for FREE SHIPPING - NorthStar Air Compressor Pump - 1-Stage, 2-Cylinder, 13.7 CFM @ 90 PSI

Question

How tight should the bolt attaching the flywheel to the compressor crankshaft be tightened?

The instructions don't even mention how to install the flywheel at all.
asked 1 week, 6 days ago
by
woodwringer
on FREE SHIPPING - NorthStar Air Compressor Pump - 1-Stage, 2-Cylinder, 13.7 CFM @ 90 PSI
0points
0out of 0found this question helpful.
1 answer
Answers
answer 1
Northstar Expert
The bolt should be tightened to 18 foot pounds torque.
answered 1 week, 1 day ago
by
NorthstarExpert6
0points
0out of 0found this answer helpful.
Question

What is the outlet fitting type and size?

I am putting this on a tank that has a 1/2 inch compression fitting inlet.
asked 2 weeks ago
by
woodwringer
on FREE SHIPPING - NorthStar Air Compressor Pump - 1-Stage, 2-Cylinder, 13.7 CFM @ 90 PSI
0points
0out of 0found this question helpful.
1 answer
Answers
answer 1
Northstar Expert
This pump uses a 5/8" compression fitting on the outlet.
answered 2 weeks ago
by
NorthstarExpert13
0points
0out of 0found this answer helpful.
Question

What CFM would I get at 40 or 50 PSI. What RPM is required on the pump for that pressure?

asked 2 months ago
by
bobcraze
on FREE SHIPPING - NorthStar Air Compressor Pump - 1-Stage, 2-Cylinder, 13.7 CFM @ 90 PSI
0points
0out of 0found this question helpful.
1 answer
Answers
answer 1
Northstar Expert
This NorthStar Air Compressor Pump would have an output of 14.5 CFM @ 42.9 PSI and 14.2 CFM @ 57.2 PSI. It would require 1396 RPM for that pressure.
answered 1 month, 3 weeks ago
by
NorthStarExperts
0points
0out of 0found this answer helpful.
Question

What is the duty cycle for this pump?

asked 2 months ago
by
bobcraze
on FREE SHIPPING - NorthStar Air Compressor Pump - 1-Stage, 2-Cylinder, 13.7 CFM @ 90 PSI
0points
0out of 0found this question helpful.
1 answer
Answers
answer 1
Northstar Expert
The pump is rated at 100% duty cycle.
answered 1 month, 4 weeks ago
by
NorthstarExpert6
0points
0out of 0found this answer helpful.
Question

What is the minimum RPM?

asked 3 months ago
by
KopyKat
 - Round Rock, Texas
on FREE SHIPPING - NorthStar Air Compressor Pump - 1-Stage, 2-Cylinder, 13.7 CFM @ 90 PSI
0points
0out of 0found this question helpful.
1 answer
Answers
answer 1
Northstar Expert
There is only a max RPM for this pump. The recommendations listed in the manual for the engine/motor size and fly wheel diameter should be used for proper use.
answered 3 months ago
by
NorthstarExpert13
0points
0out of 0found this answer helpful.
Question

What size is the shaft at the flywheel?

asked 8 months ago
by
Anonymous
on FREE SHIPPING - NorthStar Air Compressor Pump - 1-Stage, 2-Cylinder, 13.7 CFM @ 90 PSI
0points
0out of 0found this question helpful.
2 answers
Answers
answer 1
Northstar Expert
This air compressor pump has a tapered shaft that is unique to the flywheel that comes with the pump.
answered 8 months ago
by
NorthstarExpert6
-1point
0out of 1found this answer helpful.
answer 2
I didn't measure mine it is tapered
answered 3 months ago
by
mgrotor
 - South louisiana
0points
0out of 0found this answer helpful.
Question

What is the RPM?

asked 7 months ago
by
bgpjohn
on FREE SHIPPING - NorthStar Air Compressor Pump - 1-Stage, 2-Cylinder, 13.7 CFM @ 90 PSI
0points
0out of 0found this question helpful.
2 answers
Answers
answer 1
Northstar Expert
The maximum pump RPM on this compressor pump is 1396.
answered 7 months ago
by
NorthstarExpert6
0points
0out of 0found this answer helpful.
answer 2
Max is 1396 rpm
answered 3 months ago
by
mgrotor
 - Louisiana
0points
0out of 0found this answer helpful.
Question

What is the bolt pattern demensions

asked 11 months ago
by
Anonymous
on FREE SHIPPING - NorthStar Air Compressor Pump - 1-Stage, 2-Cylinder, 13.7 CFM @ 90 PSI
0points
0out of 0found this question helpful.
1 answer
Answers
answer 1
Northstar Expert
The bolt pattern is 8.425 inches wide and 4.724 front to back.
answered 11 months ago
by
NorthstarExpert13
0points
0out of 0found this answer helpful.
Question

Questions regarding Item #4592900

Is this a 5 hp 110 or 220? Will a 3 hp 220 motor run this pump?
asked 1 year, 3 months ago
by
jlb5563
on FREE SHIPPING - NorthStar Air Compressor Pump - 1-Stage, 2-Cylinder, 13.7 CFM @ 90 PSI
0points
0out of 0found this question helpful.
1 answer
Answers
answer 1
Northstar Expert
Horsepower is horsepower, regardless of what voltage it runs at. This pump requires a minimum of 4 HP with an electric motor.
answered 1 year, 3 months ago
by
NorthstarExpert29
+1point
1out of 1found this answer helpful.
1 of 1