Model #921165730 Craftsman air compressor
Here are the diagrams and repair parts for Craftsman 921165730 air compressor, as well as links to manuals and error code tables, if available.
There are a couple of ways to find the part or diagram you need:
- Click a diagram to see the parts shown on that diagram.
- In the search box below, enter all or part of the part number or the part’s name.
Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.
We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.
For DIY troubleshooting advice and repair guides, visit our repair help section.
Showing 10 of 50 parts
#5
Compressor Diagram
Air compressor manifold
Part #E106612
The manufacturer no longer makes this part, and there's no substitute part
#17
Compressor Diagram
Air compressor nut
Part #E106623
The manufacturer no longer makes this part, and there's no substitute part
#40
Compressor Diagram
Air compressor pump assembly
Part #E106639
The manufacturer no longer makes this part, and there's no substitute part
#34
Compressor Diagram
Air compressor on/off switch
Part #E106633
The manufacturer no longer makes this part, and there's no substitute part
#45
Compressor Diagram
Screw
Part #E106643
The manufacturer no longer makes this part, and there's no substitute part
#50
Compressor Diagram
Air compressor shroud screw
Part #E106646
The manufacturer no longer makes this part, and there's no substitute part
#49
Compressor Diagram
Air compressor air hose clamp
Part #E106648
The manufacturer no longer makes this part, and there's no substitute part
#48
Compressor Diagram
Cover
Part #E106650
The manufacturer no longer makes this part, and there's no substitute part
#1
Pump/motor Diagram
Pulley
Part #E106663
The manufacturer no longer makes this part, and there's no substitute part
#10
Pump/motor Diagram
Head
Part #E106672
The manufacturer no longer makes this part, and there's no substitute part
Symptoms common to all air compressors
Repair guides common to all air compressors

You can replace a defective air compressor check valve in about 10 minutes.

If the air compressor won't fill the tank with compressed air, rebuild the pump using these steps in about 45 minutes.

You can replace a broken air compressor pressure switch in about 45 minutes.
Articles and videos common to all air compressors

These answers to common questions can help you make the most of your air compressor.

Find out how to reduce air compressor noise.

Learn about the possible dangers associated with using an air compressor and how you can reduce the risks of property damage and personal injury.