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EC89 Hitachi Compressor - Overview

Diagrams for EC89

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Washer, (1 ea.) – Part Number: 881572
$6.40
Special Order
Washer, (1 ea.)
Part #881572
Screw – Part Number: 881571
$6.40
Special Order
Screw
Part #881571
Self Locking Nut – Part Number: 881401
$6.40
Special Order
Self Locking Nut
Part #881401
Electric Cable – Part Number: 881518
$44.23
Special Order
Electric Cable
Part #881518
Screw – Part Number: 881479
No Longer Available
Screw
Part #881479
Drain Cap – Part Number: 884450
$6.40
Special Order
Drain Cap
Part #884450
Housing – Part Number: 160584
$37.91
Special Order
Housing
Part #160584
Synthetic Compressor Oil 8oz Bottle – Part Number: 19210B
No Longer Available
Non Return Valve – Part Number: 160591
$31.58
In Stock
Non Return Valve
Part #160591
This component is supplied by the original manufacturer for use with Hitachi air compressors. This non-return valve is also known as a check valve. It lets pressurized air flow into the tank and prevents it from flowing back into the pump. Note, this high-quality component is made of durable metal and is sold individually. You would need a wrench to replace this valve. When replacing this part make sure to unplug the air compressor and release the air from the tank before disconnecting the tubes.
Ball Bearing 6203DDCMPS2L – Part Number: 6203VV
$10.81
On Order
Oil Seal 20X47X7 – Part Number: 885457
$11.77
Special Order
Oil Seal 20X47X7
Part #885457
Valve Plate Kit – Part Number: 885551
No Longer Available
Valve Plate Kit
Part #885551

Questions And Answers for EC89

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Ron - For model number EC89
November 11, 2025
Compressor fills with air, but when I try to use it, no air is coming out? Could it be a bad pressure regulator?
Chris Boyle Profile
Hi Ron, thank you for contacting us. Yes, the issue could be with the pressure reducer, part number PS12092459. You may need to replace it to fix the issue. We hope this sorts out your problem!
$60.51
On Order
Pressure Reducer
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