Medium
30-60 minutes
This is an authentic manufacturer-sourced replacement part designed for use with Bostitch and Porter Cable nailers and staplers. It helps to provide an air-tight seal for the cylinder sleeve, please make sure to check appropriate diagrams of your model for the correct location and application of this hardware. It is made out of rubber material and it is sold individually.
O-ring,1.925x.103,nbr 850605
OEM part for: Bostitch, Porter Cable, DeWALT, Black and Decker
Part Number: 850605
$3.99
In Stock
Ships within 1 business day 
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Compatibility
This part will fit the following 51 machines
Bostitch
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Show More Compatible Models
This item works with the following types of products:
- Stapler Parts
- Nailer Parts
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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.
Would not shoot staples. Air escaping
Ronald - April 2, 2017
Tool Type
Stapler
Difficulty
Easy
Time
15-30 minutes
Tools Used
, Allen key set
Removed four Allen screws from rear of gun removing back of gun. Pulled out piston and replaced all o-rings and seals. Very easy repair. Stapler runs like new
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Leaking air, old o-rings
Anthony - October 11, 2016
Tool Type
Nailer
Difficulty
Medium
Time
30-60 minutes
Tools Used
Screwdriver, Pliers, Allen wrench
Took apart cylinder driver head and replaced o rings and trigger assembly
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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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