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
Porter Cable
Drill/Driver

Model # 850 Official Porter Cable cordless drill/driver

Here are the diagrams and repair parts for Official Porter Cable 850 cordless drill/driver, 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 24 parts  |
Porter Screw 873370
#110

Cordless driver/drill diagram

Porter screw

Part #873370

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

Chuck 692074
#83

Cordless driver/drill diagram

Chuck

Part #692074

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

Chuck Key 826226
#92

Cordless driver/drill diagram

Chuck key

Part #826226

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

Screw 699331
#109

Cordless driver/drill diagram

Screw

Part #699331

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

Heat Sink 698947
#101

Cordless driver/drill diagram

Heat sink

Part #698947

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

Screw 699332
#108

Cordless driver/drill diagram

Screw

Part #699332

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

Screw (early) 699955
#104

Cordless driver/drill diagram

Screw (early)

Part #699955

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

Case Insert 873127

#NI02

All parts diagram

Case insert

Part #873127

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

Driver Tip 44850

#NI04

All parts diagram

Driver tip

Part #44850

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

Cover 873308

#NI03

All parts diagram

Cover

Part #873308

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

Parts & More