Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
DeWalt
Hammer Drill

Model # D25721K TYPE 1 Official DeWalt rotary hammer

Here are the diagrams and repair parts for Official DeWalt D25721K-TYPE-1 rotary hammer, 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.

Owner’s manual

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 123 parts  |
Spring 487216-00
#210

Hammer assy 2 diagram

Spring

Part #487216-00

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

Brush 489257-00
#4

Case assy diagram

Brush

Part #489257-00

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

Lock Ring 579784-00
#205

Hammer assy 2 diagram

Lock ring

Part #579784-00

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

Screw 330065-08
Screw

Part #330065-08

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

Slider N027969
#109

Hammer assy 1 diagram

Slider

Part #N027969

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

Ring 488787-00
#226

Hammer assy 2 diagram

Ring

Part #488787-00

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

Washer 487241-00
#202

Hammer assy 2 diagram

Washer

Part #487241-00

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

Gear Cover N079387
#160

Hammer assy 1 diagram

Gear cover

Part #N079387

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

Lock Ring 326553-00
#263

Hammer assy 2 diagram

Lock ring

Part #326553-00

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

Label Rati N335680
#821

Case assy diagram

Label rati

Part #N335680

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

Parts & More