18991621-1-M-DeWALT-CAC-437-2-VALVE CHECK 1/2NPT X
Part Location Diagram of CAC-437-2 DeWALT VALVE CHECK 1/2NPT X
See part A-31 in the diagram
( Grid squares measure 1x1 inch )
18991621-1-S-DeWALT-CAC-437-2-VALVE CHECK 1/2NPT X 18991621-2-S-DeWALT-CAC-437-2-VALVE CHECK 1/2NPT X Part Location Diagram of CAC-437-2 DeWALT VALVE CHECK 1/2NPT X

VALVE CHECK 1/2NPT X CAC-437-2

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Very Easy 

Less than 15 mins 

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$50.36
Special Order
Fix Number:
FIX18991621
Manufacturer #:
CAC-437-2
Manufactured by:
DeWALT

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Product Description

This is an OEM authorized part designed for use with Porter Cable and DeVilbiss air compressors. The purpose of a check valve is to let the pressurized air flow into the tank and prevent it from flowing back into the pump. When replacing this part make sure to unplug the air compressor and release the air from the tank. It provides an identical replacement for a missing or a faulty component which is made of durable metal and is sold individually. Please make sure to refer to the appropriate diagrams of your model for the correct location and application of this part.

  • Works with the following brands:
    Craftsman, DeVilbiss, Porter Cable
  • Works with the following products:
    Compressor
  • Part# CAC-437-2 replaces these:
    CAC-437-2
Works with the following brands:
Craftsman, DeVilbiss, Porter Cable
Works with the following products
Compressor
Part Number Cross Reference
Part# CAC-437-2 replaces these:
CAC-437-2

Questions and Answers

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Robert
April 20, 2023
Do this check valve fit a 919.155612
For model number 919155612
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Hi Robert, Thank you for asking. The Check Valve on this mode is Fix Number: FIX10040591. Good luck with the repair!

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Installation Instructions Provided by Fix customers like you.

Average Repair Rating: 5.0 / 5.0, 1 reviews.
  • 1
Sort by:
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Clear Filter
Your search term must have 3 or more characters.
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Sorry, we couldn't find any existing installation instruction that matched.
Customer:
PAUL from TONEY, AL
Parts Used:
CAC-437-2
Difficulty Level:
Very Easy
Total Repair Time:
Less than 15 mins
Tools:
Wrench set
air dumping from unloader valve of pressure switch during power on
Removed and replaced the check valve. This action did NOT fix the problem.

Follow-up: Removed and replaced the pressure switch, and that fixed the problem.
1 person found this instruction helpful.
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Model Compatibility

This part works with the following models:
Fix Number: FIX18991621
Manufacturer Part Number: CAC-437-2
Brand Model Number Description
DeVilbiss 35E20AD-1 Compressor - 3.5 HP Oil Lube Portable Air Compressor
DeVilbiss 5E20AD Compressor - Oil Lubricated Air Compressor
DeVilbiss 5E20AD-1 Compressor - 5 HP Oil Lube Portable Air Compressor
DeVilbiss 5E30AD Compressor - 5HP Oil Lube Portable Air Compressor
DeVilbiss 5E60VAD Compressor - 5 HP Single Stage Stationary Air Compressor
DeVilbiss 5E60VAD-1 Compressor - 5 HP Single Stage Stationary Air Compressor
DeVilbiss 6E60VAD Compressor - 6 HP Single Stage Stationary Air Compressor
Craftsman 919-15725 Compressor - A 5.0hp 20g Hp Ol 1stg Ga
Craftsman 919-18416 Compressor - A 6.5hp 60g Vs Ol 1stg 24
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Craftsman 919156610 Compressor - Air Compressor
Craftsman 919156611 Compressor - Air Compressor
Craftsman 919156620 Compressor - Air Compressor
Craftsman 919156621 Compressor - Air Compressor
Craftsman 919156630 Compressor - Air Compressor
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Craftsman 919156640 Compressor - Air Compressor
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VALVE CHECK 1/2NPT X
$ 50.36
  Special Order
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