Oster
Small Appliance

Model # 990-48 Official Oster grinder

Here are the diagrams and repair parts for Official Oster 990-48 grinder, 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 70 parts  |

Screw 4785-050
#52

Replacement parts diagram

Screw

Part #4785-050

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

Food Grinder Locking Knob (gray) 4579-004
#5

Replacement parts diagram

Food grinder locking knob (gray)

Part #4579-004

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

Washer 75656
#35

Replacement parts diagram

Washer

Part #75656

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

Washer 210702
#28

Replacement parts diagram

Washer

Part #210702

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

Bearing 4392-000
#15

Replacement parts diagram

Bearing

Part #4392-000

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

Retainer 73396
#24

Replacement parts diagram

Retainer

Part #73396

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

Cord Bushing - Strain Relief - White 78534
#40A

Replacement parts diagram

Cord bushing - strain relief - white

Part #78534

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

Pin-roll 216095
#7

Replacement parts diagram

Pin-roll

Part #216095

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

Rivet 4082-090
#25

Replacement parts diagram

Rivet

Part #4082-090

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

Gear 205160
#9

Replacement parts diagram

Gear

Part #205160

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

Symptoms for electric ranges

Main causes: faulty surface element, burner control switch failure, temperature limiter not working properly, loose wiri…

Main causes: impact from dropping an item on the glass surface, ceramic glass surface flaw, surface element temperature …

Repair guides for electric ranges

How to replace a range hidden bake element

How to replace a range hidden bake element

These step-by-step instructions guide you through replacing the oven hidden bake element in an electric range.…

Repair difficulty
Time required
 30 minutes or less
How to replace an electric range oven door outer glass panel

How to replace an electric range oven door outer glass panel

Learn how to replace a damaged outer window panel on your oven door with these step-by-step instructions. …

Repair difficulty
Time required
 45 minutes or less
How to replace a range glass cooktop

How to replace a range glass cooktop

These step-by-step instructions explain how to replace a damaged ceramic glass cooktop on an electric range. …

Repair difficulty
Time required
 45 minutes or less

Effective articles & videos to help repair your microwave/hood combos

5 Holiday Cleaning Tasks Essential to Boosting Your Home’s Image

5 Holiday Cleaning Tasks Essential to Boosting Your Home’s Image

Get tips on completing essential holiday cleaning tasks to brighten your home.…

How to enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…