Easy
Less than 15 minutes
This part is sold individually. The head valve bumper attaches to the machining cap. During replacement, it may require a screwdriver and a wrench set to help install this item correctly. It is made of plastic and will require replacing if it breaks. This is a genuine replacement part sourced from the original manufacturer for use with nailers made by Bostitch.
Bumper,head Valve 149838
OEM part for: Bostitch, Porter Cable
Part Number: 149838
$3.99
In Stock
Ships within 1 business day 
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Compatibility
This Bumper,head Valve will fit the following 8 machines. Confirm this part works with your model, and view the detailed model diagrams and repair help we have to offer.
Displaying 8 of 8 matching models.
Bostitch
Porter Cable
8 total model matches. Try the above search to narrow your results.
This is the official OEM part for the following brands:
- Bostitch
- Porter Cable
This item works with the following types of products:
- Nailer
Repair Videos ?
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Bumper,head Valve
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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.
Leaking air out of exhaust, already replaced o-rings
Mark - October 17, 2017
Tool Type
Nailer
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Screwdriver, Wrench Set
Parts Used
Took the back of the gun off, gently pried out the exhaust assembly with a screwdriver (careful not to gouge the o-ring behind the sleeve), replaced sleeve and bumper as I found them, cleaned and oiled internally, then popped it all back in.
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OEM stands for Original Equipment Manufacturer and means the part you’re buying is sourced directly from the manufacturer who made your product. At eReplacementParts, we sell only genuine OEM parts, guaranteeing the part you’re purchasing is of better design and of higher quality than aftermarket parts.
Learn MoreOur product descriptions are a combination of data sourced directly from the manufacturers who made your product as well as content researched and curated by our content & customer service teams. This content is edited and reviewed internally before being made public to customers.
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.
All our installation videos are created and produced in collaboration with our in-house repair technician, Mark Sodja, who has helped millions of eReplacementParts customers over the last 13 years repair their products. Mark has years of experience in selling and repairing both commercial and residential products with a specialty in gas-powered equipment.
This data is collected from customers who submitted a repair instruction after replacing this exact part. Customers can rate how easy the repair was to complete and how long it took. We aggregate this data to provide a repair rating that allows customers to quickly determine the difficulty and time needed to perform their own repair.
