Part Location Diagram of 108718 DeWALT O-RING, 3.484X.139
See part 21 in the diagram
Replacing your Bostitch Nailer O-RING, 3.484X.139
( Grid squares measure 1x1 inch )

O-RING, 3.484X.139 108718

Manufactured by:
DeWALT
ERP Number:
ERP18979657
Part Number:
108718
Original Equipment Manufacturer ?
$6.20
In Stock
Delivers in 3-5 Business Days!
Minimum Quantity of 2 required

Easy 

30 - 60 mins 

(2 rated repairs) ?

Does this part fit my model?

Need help finding your model number?

Product Description

?

This replacement o-ring is an authentic manufacturer sourced replacement part that is utilized with Bostitch nailers. It helps to provide an air tight seal between the piston and the cylinder walls. It is made from high quality rubber material and it is sold individually.

Frequently Purchased Together

?

Troubleshooting

This part works with the following brands:
  • Bostitch
  • Stanley
This part works with the following products:
  • Nailer
Part# 108718 replaces these:
108718, P108718,

Videos For installing this part.

?
Replacing your O-RING, 3.484X.139

Questions & Answers

?

Our customer Service team is at the ready daily to answer your part and product questions.

Be the first to ask our experts a question about this part!

Ask our Team

We have a dedicated staff with decades of collective experience in helping customers just like you purchase parts to repair their products.

Does this fit my product?

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) ?
  • 1
Sort by:  
Sorry, we couldn't find any existing installation instruction that matched.

Air leak and random nail fire when connecting air hose

Alan from Myersville, Maryland

1 person found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Replaced all of the internal o-rings. A complete rebuild kit is no longer available. I also replaced the trigger assembly. My Bostitch nail gun now works like new again!
Did you find this story helpful?
Thank you for voting!

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.
Did you find this story helpful?
Thank you for voting!
  • 1