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
Craftsman
Water Pump

Model # 390291698 Official Craftsman captive air tank

Here are the diagrams and repair parts for Official Craftsman 390291698 captive air tank, 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.

Owner’s manual

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 17 parts  |
Sta-rite Captive Air Tank Air Valve (replaces U212-159, U212-162) U212-160
#4

Air tank assembly diagram

Sta-rite captive air tank air valve (replaces u212-159, u212-162)

Part #U212-160

This item is not returnable
$25.18 | 
19% OFF Phone Price : $31.18
Back Order
Sta-rite Elbow U78-769P
#9

Pump to tank fittings diagram

Sta-rite elbow

Part #U78-769P

$17.16
In Stock
Sta-rite Pump Nut U36-202BT
#3

Air tank assembly diagram

Sta-rite pump nut

Part #U36-202BT

$9.99 | 
9% OFF Phone Price : $10.99
Back Order
Captive Air Tank Inlet Flange (replaces U131-422p) U31-446P
#2

Air tank assembly diagram

Captive air tank inlet flange (replaces u131-422p)

Part #U31-446P

$43.09 | 
12% OFF Phone Price : $49.09
Back Order
Hose U74-37J
#3

Pump to tank fittings diagram

Hose

Part #U74-37J

Replaced by #PKG112

?
Manufacturer substitution
This part replaces U74-37J. Substitute parts can look different from the original.
$166.49 | 
7% OFF Phone Price : $178.49
In Stock
Elbow U78-770P
#2

Pump to tank fittings diagram

Elbow

Part #U78-770P

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

Captive Air Tank Bladder U20-8
#1

Air tank assembly diagram

Captive air tank bladder

Part #U20-8

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

Hose Clamp U19-55SS
#4

Pump to tank fittings diagram

Hose clamp

Part #U19-55SS

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

Captive Air Tank Bladder U20-9
#1A

Air tank assembly diagram

Captive air tank bladder

Part #U20-9

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

Captive Air Tank Bladder U20-14
#1C

Air tank assembly diagram

Captive air tank bladder

Part #U20-14

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

Repair guides for front-engine lawn tractors

How to replace a blade clutch cable on a riding lawn mower

How to replace a blade clutch cable on a riding lawn mower

If the blades don't spin on your riding mower when you shift the lever, the blade clutch cable could be broken. Here’s h…

Read more
Repair difficulty
Time required
 30 minutes or less
How to replace a riding lawn mower blade drive belt

How to replace a riding lawn mower blade drive belt

Replace the blade drive belt if it's broken or won't spin the cutting blades because of wear.…

Read more
Repair difficulty
Time required
 45 minutes or less
How to replace a riding lawn mower front tire

How to replace a riding lawn mower front tire

Get your mower moving again by using these instructions when replacing a damaged front tire.…

Read more
Repair difficulty
Time required
 60 minutes or less

Articles and videos for front-engine lawn tractors

Should I get an electric riding mower?

Should I get an electric riding mower?

Get help deciding whether to make the switch to a battery-powered riding mower…

Read more
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.…

Read more
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.…

Read more

Parts & More