Part Location Diagram of KF124390 Chicago Pneumatic Spring-Throttle
See part A-2 in the diagram
( Grid squares measure 1x1 inch )

Spring-Throttle KF124390

Manufactured by:
Chicago Pneumatic
ERP Number:
ERP10301854
Part Number:
KF124390
Original Equipment Manufacturer ?
In Stock
Delivers in 3-5 Business Days!
Minimum Quantity of 2 required

Easy 

15 - 30 mins 

(13 rated repairs) ?

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Product Description

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This item is a genuine Chicago Pneumatic replacement part that has been sourced from the original manufacturer. The metal spring is used with pneumatic ratchets. This item is part of the throttle valve assembly and is used to provide compression for the valve when the throttle button is pressed. This item is available as an individual replacement part.

Frequently Purchased Together

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Troubleshooting

This part works with the following brands:
  • Chicago Pneumatic
  • Craftsman
This part works with the following products:
  • Ratchet
  • Wrench
Part# KF124390 replaces these:
KF124390,

Customer Part Reviews

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5.0
Average Rating (out of 5):
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Questions & Answers

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Customer Repair Instructions

All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part.

Easy 

15 - 30 mins 

(13 rated repairs) ?
  • 1
  • 2
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Throttle valve cracked from age

Oliver from Paradise, Pennsylvania

2 of 2 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Tools:
Screw drivers
Parts Used:
KF125190, KF124390, A082777
Removed the throttle valve plug
Remove the old o-ring, spring and throttle valve
Installed the new throttle valve, spring and o-ring on the throttle valve plug and tightened it
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No throttle control

Dennis from HOBART, Indiana

1 person found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Tools:
Screw drivers
Inserted throttle pin, throttle valve and spring, and plug. Tighten throttle plug with screwdriver. Plugged ratchet to air hose and throttle is working fine. No air leaks. Very simple and easy repair. Would use again if more repairs are needed.
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Leaking air

Ray from PARK FALLS, Wisconsin

1 person found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
15 - 30 mins
Tools:
Screw drivers
Removed old trigger parts and replaced with new
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Bought as junk, tore it apart and went online to see what was missing. Worked when reassembled.

donald from Mercer, Pennsylvania

1 person found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
30 - 60 mins
Tools:
Screw drivers, Wrench (Adjustable)
Parts Used:
KF125190, KF124390, A082777
Cleaned the tool inside and out
Remove the throttle valve plug
Installed the throttle valve
Installed the spring
Put the o-ring on the valve plug
Dropped some air tool in it, hooked it up to the air hose, It ran like a new tool
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Throttle valve assembly worn out

robert from Dallas, Oregon

1 person found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Tools:
Screw drivers
Parts Used:
KF125190, KF124390, A082777
Removed plastic screw, changed \'o\' ring and spring, installed new throttle valve. Done
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large air leak

LUIS from Riverside, California

0 of 1 people found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
15 - 30 mins
Tools:
Pliers, Screw drivers, Wrench set
Parts Used:
KF125190, KF124390, A082777
Using the recommendations from your website to order the right parts. I replaced the spring, throttle valve and O ring on the impact.
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No power and air leakage in air ratched wrench

BRUCE from SUSSEX, Wisconsin

0 of 1 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Tools:
Screw drivers
1. Removed black plastic screw cap from body of wrench.
2. Removed old spring and plastic valve.
3. Cleaned valve seat.
4. Removed o-ring from plastic screw and replaced with new o-ring.
5. Put new valve, spring and cap screw in body
6. Test to confirm.
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Air ratchet

jerry from Lebanon, Ohio

0 of 1 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Tools:
Screw drivers
Parts Used:
KF125190, KF124390
Parts were missing- Installed missing parts
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The trigger spring and valve were broke.

Patrick from SAULT SAINTE MARIE, Michigan

0 of 1 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Tools:
Screw drivers
Parts Used:
KF125190, KF124390, A082777
Took the old spring and valve body out and replaced it with new and a new \"O\" ring also.
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Plastic air button was broken.

charles from potlatch, Idaho

0 of 1 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Tools:
Screw drivers
Parts Used:
KF124390
Unscrewed the retainer and installed the parts.
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  • 1
  • 2

Model Cross Reference

This part works with the following models:
ERP Number: ERP10301854
Manufacturer Part Number: KF124390
Brand Model Number Description
Craftsman 75618803 Wrench - Speed Ratchet
Craftsman 756188030 Wrench - Speed Ratchet
Craftsman 756188031 Wrench - 3/8" Air Speed Ratchet
Craftsman 75618804 Wrench - Air Speed Ratchet
Craftsman 75618871 Wrench - Speed Ratchet
Chicago Pneumatic CP824 Ratchet - 1/4&#34 Ratchet
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Chicago Pneumatic CP825 Ratchet - 1/4&#34 Ratchet
Chicago Pneumatic CP825T Ratchet - 3/8&#34 Ratchet
Chicago Pneumatic CP828 Ratchet - 3/8&#34 Ratchet
Chicago Pneumatic CP828H Ratchet - Air Ratchet
Chicago Pneumatic CP828K Ratchet - Air Ratchet
Chicago Pneumatic CP886 Ratchet - 3/8&#34 Ratchet
Chicago Pneumatic CP886H Ratchet - 1/2&#34 Ratchet
Chicago Pneumatic CP9425 Ratchet - Compact 1/4&#34 Square drive Ratchet Wrench
Chicago Pneumatic CP9429 Ratchet - 3/8&#34 Square Drive Ratchet Wrench
Chicago Pneumatic CP9430 Ratchet - 1/2 &#34 Square Drive Ratchet Wrench