Kenmore
Home

Model # 158440 Official Kenmore sewing machine head

Here are the diagrams and repair parts for Official Kenmore 158440 sewing machine head, 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 229 parts  |

Spring 110
#221

Feed regulator assembly diagram

Spring

Part #110

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

Washer 4066
#195

Feed regulator assembly diagram

Washer

Part #4066

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

Limit Rack 4035
#61

Base assembly diagram

Limit rack

Part #4035

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

Spring 4033
#57

Base assembly diagram

Spring

Part #4033

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

Sewing Machine Set Screw 4056
#121

Presser bar and shuttle assembly diagram

Sewing machine set screw

Part #4056

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

Bar Block 79
#187

Feed regulator assembly diagram

Bar block

Part #79

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

Lever 4049
#93

Presser bar and shuttle assembly diagram

Lever

Part #4049

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

Sewing Machine Set Screw 39
#119

Presser bar and shuttle assembly diagram

Sewing machine set screw

Part #39

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

Sewing Machine Nut 91
#204

Feed regulator assembly diagram

Sewing machine nut

Part #91

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

Shaft 113
#226

Feed regulator assembly diagram

Shaft

Part #113

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

Most common symptoms to help you fix your vacuum cleaners

Choose a symptom to see related vacuum cleaner repairs.

Main causes: damaged vacuum hose, clogged motor air filter, bad suction motor…

Main causes: weak suction motor, vacuum bag is full, clog in suction air path, dirty exhaust filter, leaky vacuum hose…

Main causes: broken drive belt, damaged brush roll, tripped brush roll motor overload, bad brush roll motor, wiring fail…

Main causes: lack of power, bad power cord, drive motor failure, wiring failure…

Repair guides for canister vacuums

How to replace a vacuum power head ribbed drive belt

How to replace a vacuum power head ribbed drive belt

Some canister vacuums have a ribbed drive belt that spins the brush roll on a power brush attachment. If the brush roll …

Repair difficulty
Time required
 30 minutes or less
How to replace a vacuum suction motor

How to replace a vacuum suction motor

The suction motor on a vacuum creates the draw of air at the cleaning head that picks up dirt. If the vacuum won't run, …

Repair difficulty
Time required
 15 minutes or less
How to replace a vacuum beater bar

How to replace a vacuum beater bar

Replace the brush roll if the bristles ares worn or the cylinder is damaged.…

Repair difficulty
Time required
 30 minutes or less

Effective articles & videos to help repair your vacuum cleaners

Use the advice and tips in these articles and videos to get the most out of your vacuum.

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.…

How to use a multimeter to test electrical parts video

How to use a multimeter to test electrical parts video

Learn how to use a multimeter to check for wiring problems in an appliance that's not working…

Vacuum common questions

Vacuum common questions

Find the answers to frequently asked questions about vacuum cleaners.…