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
Little Giant
Farming

Model # 581516/3-MDQ-SC Official Little Giant pump

Here are the diagrams and repair parts for Official Little Giant 581516-3-MDQ-SC pump, 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 31 parts  |
Volute 180079
#12

Replacement parts diagram

Volute

Part #180079

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

Ceramic Thrust Washer 921077
#9

Replacement parts diagram

Ceramic thrust washer

Part #921077

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

Magnet 180602
#5

Replacement parts diagram

Magnet

Part #180602

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

Housing 180004
#7

Replacement parts diagram

Housing

Part #180004

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

Hex Nut, #8-32 (4) (580507, 581507, 581517, 582507) 920020
#13A

Replacement parts diagram

Hex nut, #8-32 (4) (580507, 581507, 581517, 582507)

Part #920020

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

Impeller 181144
#10B

Replacement parts diagram

Impeller

Part #181144

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

Motor 977459
#1A

Replacement parts diagram

Motor

Part #977459

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

Motor 977447
#1

Replacement parts diagram

Motor

Part #977447

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

Screw 8pk 901424
#4

Replacement parts diagram

Screw 8pk

Part #901424

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

Shaft 180059
#6

Replacement parts diagram

Shaft

Part #180059

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

Parts & More