Chicago Pneumatic
Power Tool

Model # CP-904B SCREWDRIVER Official Chicago Pneumatic air-powered screwdriver

Here are the diagrams and repair parts for Official Chicago Pneumatic CP-904B-SCREWDRIVER air-powered screwdriver, 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.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 97 parts  |

O-ring DC-120437
#24

Unit parts diagram

O-ring

Part #DC-120437

The manufacturer no longer makes this part, and there's no substitute part

Thrust Washer DC-120481
#92

Unit parts diagram

Thrust washer

Part #DC-120481

The manufacturer no longer makes this part, and there's no substitute part

Ball Bearing DC-120366
#54

Unit parts diagram

Ball bearing

Part #DC-120366

The manufacturer no longer makes this part, and there's no substitute part

O-ring DC-120396
#12

Unit parts diagram

O-ring

Part #DC-120396

The manufacturer no longer makes this part, and there's no substitute part

O-ring DC-120426
#142

Unit parts diagram

O-ring

Part #DC-120426

The manufacturer no longer makes this part, and there's no substitute part

Clutch Spring DC-120482
#102

Unit parts diagram

Clutch spring

Part #DC-120482

The manufacturer no longer makes this part, and there's no substitute part

Rev Valve DC-120501
#26

Unit parts diagram

Rev valve

Part #DC-120501

The manufacturer no longer makes this part, and there's no substitute part

Valve Rev DC-120502
#25

Unit parts diagram

Valve rev

Part #DC-120502

The manufacturer no longer makes this part, and there's no substitute part

Tube Air DC-120445
#6

Unit parts diagram

Tube air

Part #DC-120445

The manufacturer no longer makes this part, and there's no substitute part

Jaw Clutch DC-120402
#198

Unit parts diagram

Jaw clutch

Part #DC-120402

The manufacturer no longer makes this part, and there's no substitute part

Articles and videos for compact refrigerators

How to use your refrigerator efficiently

How to use your refrigerator efficiently

Learn how to safely use your fridge efficiently to save energy.…

Six common refrigerator parts that you can replace yourself in 2023

Six common refrigerator parts that you can replace yourself in 2023

See the top 6 parts that need replacing in most refrigerators. Get tips on replacing the parts and keeping your fridge i…