Can’t find your part?   Contact us:+1-309-603-4777
Sears Parts Direct
Tips to find your model number
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
Power Sander

Model # 334-1990 MODEL Official Porter Cable sander

Here are the diagrams and repair parts for Official Porter Cable 334-1990-MODEL sander, 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 50 parts  |
Snap Ring 802426
#104

Unit parts diagram

Snap ring

Part #802426

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

Screw 877532
#101

Unit parts diagram

Screw

Part #877532

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

Washer 875509
#102

Unit parts diagram

Washer

Part #875509

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

Armature 879251
#1

Unit parts diagram

Armature

Part #879251

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

Sander Dust Collector Check Valve 875522
#113

Unit parts diagram

Sander dust collector check valve

Part #875522

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

Reliever 810716
#120

Unit parts diagram

Reliever

Part #810716

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

O-ring 875887
#105

Unit parts diagram

O-ring

Part #875887

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

Sander Left-handed Screw 878197
#124

Unit parts diagram

Sander left-handed screw

Part #878197

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

Washer 866817
#106

Unit parts diagram

Washer

Part #866817

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

Snap Ring 823738
#123

Unit parts diagram

Snap ring

Part #823738

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

Parts & More