Ryobi
Hammer Drill

Model # D551H Official Ryobi hammer drill

Here are the diagrams and repair parts for Official Ryobi D551H hammer drill, 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 44 parts  |

Key Strap 5678001
#35

Drill assy diagram

Key strap

Part #5678001

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

Felt Seal 900694001
#45

Drill assy diagram

Felt seal

Part #900694001

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

Adj Gear 610305001
#9

Drill assy diagram

Adj gear

Part #610305001

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

Bearing Plate 984721001
#26

Drill assy diagram

Bearing plate

Part #984721001

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

Spring Washer 630636001
#6

Drill assy diagram

Spring washer

Part #630636001

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

Spd Buttn 400234001
#13

Drill assy diagram

Spd buttn

Part #400234001

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

Gear Shaft 984723001
#3

Drill assy diagram

Gear shaft

Part #984723001

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

Housing 200202303
#34

Drill assy diagram

Housing

Part #200202303

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

Repair Sheet 983000633R
#NI

Drill assy diagram

Repair sheet

Part #983000633R

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

Screw 6620310
#5

Drill assy diagram

Screw

Part #6620310

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