Medium
30-60 minutes
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.
O-ring,3.484x.139 108718
OEM part for: Bostitch
Part Number: 108718
$3.99
In Stock
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Compatibility
This part will fit the following 35 machines
Bostitch
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Show More Compatible Models
This item works with the following types of products:
- Nailer Parts
Repair Videos ?
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O-ring,3.484x.139
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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.
Air leak and random nail fire when connecting air hose
Alan - April 18, 2023
Tool Type
Nailer
Difficulty
Easy
Time
15-30 minutes
Tools Used
, Allen wrench, pick tool, silicone grease
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!
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Nail gun wouldn't fire
Robert - December 12, 2019
Tool Type
Nailer
Difficulty
Medium
Time
30-60 minutes
Tools Used
Nutdriver, Adjustable Wrench, Metric allen wrenches
Disassembled the gun, replaced necessary O rings and bumper, reassembled.
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Thanks for voting and helping fellow customers!
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Our customer service team are at the ready daily to answer your part and product questions. We have a dedicated staff with decades of collective experience in helping customers just like you purchase parts to repair their products.
All our part reviews are solicited directly from other customers who have purchased this exact part. While we moderate these reviews for profanity, offensive language or personally identifiable information, these reviews are posted exactly as submitted and no alterations are made by our team.
All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part. While we moderate these reviews for profanity, offensive language or personally identifiable information, these reviews are posted exactly as submitted and no alterations are made by our team.
Based on data from past customer purchasing behaviors, these parts are most commonly purchased together along with the part you are viewing. These parts may be necessary or helpful to replace to complete your current repair.
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