O-ring 390146-00
- Manufactured by:
- DeWALT
- ERP Number:
- ERP10171250
- Part Number:
- 390146-00
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Need help finding your model number?Product Description
?This replacement o-ring is a high quality item that is specially produced for Dewalt framing nailers. It is used to provide an air tight seal between the bumper and the collar. For correct location and application of this part please make sure to check appropriate diagrams. Note that this rubber o-ring is sold individually.
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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.
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Nailer was leakkng air & wouldn\'t fire.
Michael from Coffeyville, Kansas
- Difficulty Level:
- Easy
- Total Repair Time:
- 15 - 30 mins
- Tools:
- Pliers, Screw drivers
Air nailer would not cycle.
Michael from Cabool, Missouri
- Difficulty Level:
- Easy
- Total Repair Time:
- 30 - 60 mins
- Tools:
- Nutdriver
- Parts Used:
- 390146-00
2. Replaced the o-ring, found a leak at the trigger.
3. Took it apart and replaced the o-ring in it. Works fine now.
Leaking air
Kenneth from Leslie, Georgia
- Difficulty Level:
- Easy
- Total Repair Time:
- 15 - 30 mins
- Parts Used:
- 390146-00
Remove the split o-ring
Install the new o-ring
Clean the inside of the gun and oil it
Place the cap back on
Air leaking out of nose
Michael from McDonough, Georgia
- Difficulty Level:
- Difficult
- Total Repair Time:
- 1- 2 hours
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Some of the parts we sell are eligible for mail-in rebates since we can recycle them. We will display any applicable rebates in your shopping cart. To redeem your rebate, contact Customer Service after you have received your part.