Sleeve N078437
- Manufactured by:
- DeWALT
- ERP Number:
- ERP11929419
- Part Number:
- N078437
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Need help finding your model number?Product Description
?This is a genuine OEM part. The DeWALT sleeve is constructed of metal, and is compatible with several impact drivers. This component is fitted in the nose cone, between the spring and washer. The sleeve secures the anvil assembly and the spring. This part is sold individually. A hex key and a screwdriver may be helpful in the repair.
Frequently Purchased Together
?Troubleshooting
- DeWALT
- Porter Cable
- Impact Driver
Customer Part Reviews
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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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Impact wasnt holding the bit in place
Nick from Rumney , New Hampshire
- Difficulty Level:
- Easy
- Total Repair Time:
- Less than 15 mins
- Tools:
- Screw drivers
We use the DeWalts for continuous use. We wear them out.
Kevin from Cumming, Georgia
- Difficulty Level:
- Easy
- Total Repair Time:
- 15 - 30 mins
Pop the C clip remove the washer, sleeve and spring. The ball is gone by now. replace ball, spring, washer and C clip. I take the opportunity while appart to clean the inside of the case of old dirt and grease. I re grease the gear assy in the nos ... Read more e cone.
broken spring that holds the steel ball
Don from Elma, Washington
- Difficulty Level:
- Easy
- Total Repair Time:
- Less than 15 mins
- Tools:
- Screw drivers
https://www.youtube.com/watch?v=PQ8lSB_mP1c
Bit kept falling out
Brian from Indiana , Pennsylvania
Bit holder worn
Lyle from Morning Sun , Iowa
- Difficulty Level:
- Easy
- Total Repair Time:
- Less than 15 mins
- Tools:
- Screw drivers
Broken spring in chuck
Bill from Silver Spring , Maryland
- Difficulty Level:
- A Bit Difficult
- Total Repair Time:
- 30 - 60 mins
- Tools:
- Screw drivers
https://www.youtube.com/watch?v=PQ8lSB_mP1c
Was no longer holding bits in.
Johan from Elnora, Indiana
Spring was broken
Dion from Temple city, California
- Difficulty Level:
- A Bit Difficult
- Total Repair Time:
- 15 - 30 mins
- Tools:
- Pliers, Screw drivers
Remove the washer
Remove the compression spring
Remove the sleeve
Remove the steel ball
Remove the broken spring
Install the removed parts in reverse order
Wouldn\'t hold bits
roy from labelle, Florida
- Difficulty Level:
- Easy
- Total Repair Time:
- 15 - 30 mins
- Tools:
- Screw drivers
https://www.youtube.com/watch?v=PQ8lSB_mP1c
Collar would not hold bit. bottom spring broke
Kevin from Alpharetta, Georgia
- Difficulty Level:
- Easy
- Total Repair Time:
- 15 - 30 mins
- Tools:
- Screw drivers
2. Pull sleeve, spring, washer off. Don\'t drop the ball I have a dozen hiding on my garage floor.
3. Remove broken spring.
4. Clean parts with WD 40 wipe clean.
5. Install new spring.
6. Install ball make sure your on top of spring.
7. Slide sleeve back over anvil
8 ... Read more . Install spring, washer and snap ring. this is sometimes tricky start at the flat opening on anvil using a small blade screw driver work the ring around till it falls back into the recess.
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