Part Location Diagram of 163823 DeWALT SEAL, HEAD VALVE
See part 14 in the diagram
Replacing your Bostitch Nailer SEAL, HEAD VALVE
( Grid squares measure 1x1 inch )

SEAL, HEAD VALVE 163823

Manufactured by:
DeWALT
ERP Number:
ERP18980032
Part Number:
163823
Original Equipment Manufacturer ?
$5.95
In Stock
Delivers in 3-5 Business Days!
Minimum Quantity of 2 required

Easy 

30 - 60 mins 

(2 rated repairs) ?

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Product Description

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This item has been sourced from the original manufacturer to be used with pneumatic nailers from Bostitch. The head valve seal is used to prevent air from leaking between the cylinder and the head valve. This item is available as an individual replacement part.

Frequently Purchased Together

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Troubleshooting

This part works with the following brands:
  • Bostitch
This part works with the following products:
  • Nailer
Part# 163823 replaces these:
163823, P163823,

Videos For installing this part.

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Replacing your SEAL, HEAD VALVE

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 

30 - 60 mins 

(2 rated repairs) ?
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Leaking air from the head

Nicholas from North Wildwood, New Jersey

1 person found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Parts Used:
163844, 163823, 163822, 163821, 163820, 105814
Removed the head and all internal parts. Placed them in order of removal on workbench and installed new parts in reverse order. The only problem was I forgot to purchase a tube of o ring lube. I had some laying around.
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Nail gun wouldn\'t fire

Robert from Everett, Pennsylvania

1 person found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
30 - 60 mins
Tools:
Nutdriver, Wrench (Adjustable)
Disassembled the gun, replaced necessary O rings and bumper, reassembled.
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  • 1