Easy
15-30 minutes
This is a genuine Bostitch replacement part that has been OEM sourced to ensure quality. The seal is intended to be used with pneumatic staplers and finishing nailers. The seal is used to form an air-tight seal between the end cap and the body of the nailer. This item is available as an individual replacement part.
Cylinder Cap Seal N50013
OEM part for: Bostitch
Part Number: N50013
$4.99
In Stock
Ships within 1 business day 
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Compatibility
This part will fit the following 38 machines
Bostitch
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Show More Compatible Models
This item works with the following types of products:
- Stapler Parts
- Nailer Parts
Customer Part Reviews ?
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good part
gun works as it should
Guest -
October 29, 2023
Verified Purchase
worked perfectly
the gasket was exactly the same and worked perfectly
Guest -
March 3, 2023
Verified Purchase
easy fix saved me from buying a new nailer
This gasket came quickly, was easy to install, and made my finish nailer work like new again. It was an inexpensive and easy solution. My late husband would be proud of me that I could fix it myself!
Guest -
August 6, 2019
Verified Purchase
Quick service no problem with parts received.
Exactly what I ordered and speedy deliveries
Guest -
December 12, 2019
Verified Purchase
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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
Randy - May 7, 2019
👍 1 of 1 people found this instruction helpful
Tool Type
Nailer
Difficulty
Medium
Time
15-30 minutes
Tools Used
Screwdriver
Parts Used
Replaced seal and gasket
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Bypass air would not shoot
Tracy - February 27, 2018
👍 1 of 1 people found this instruction helpful
Tool Type
Stapler
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Screwdriver, Allen wrenches
Pulled the top cap off which is held on with four screws, then pulled the cylinder cap off which was broke replaced it and the o ring also cylinder seal reinstalled head cap a few drops of oil and shoots like a new one easily repaired! Good luck!
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Bostitch N60FN Finish nailer. When trying to drive nail the gun will not fire. It will "pop" when trigger is pulled.
Robin - December 13, 2017
👍 1 of 1 people found this instruction helpful
Tool Type
Nailer
Difficulty
Easy
Time
30-60 minutes
Tools Used
Screwdriver, Pliers, Wrench Set, Allen wrenches
Removed top cylinder
Removed piston
Installed seals and bumper
Reassembled top cylinder
Removed trigger
Replaced trigger
Removed piston
Installed seals and bumper
Reassembled top cylinder
Removed trigger
Replaced trigger
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Leaked air
DENNIS - September 11, 2017
👍 1 of 1 people found this instruction helpful
Tool Type
Nailer
Difficulty
Easy
Time
15-30 minutes
Tools Used
, Allen wrench
Parts Used
Removed top of nailer
Removed the worn seal and installed the new on
Placed the cylinder cap gasket
Installed the cylinder cap
Removed the worn seal and installed the new on
Placed the cylinder cap gasket
Installed the cylinder cap
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Leaking air
David - September 7, 2017
👍 1 of 1 people found this instruction helpful
Tool Type
Nailer
Difficulty
Easy
Time
15-30 minutes
Tools Used
, Allen wrench
Parts Used
Remove head 4 allen screws replace head seal with new and replace gasket and replace head and 4 allen screws repair complete
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bad cap and seal
Jim - May 6, 2022
Tool Type
Nailer
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
, Allen wrench
Parts Used
took bad parts out put the new one in, done
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leaked air
paul - March 5, 2021
Tool Type
Nailer
Difficulty
Easy
Time
15-30 minutes
Tools Used
took gun apart replaced o-ring and seal
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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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Nail gun stopped cycling
Bruce - July 14, 2016
Tool Type
Nailer
Difficulty
Easy
Time
15-30 minutes
Tools Used
, Allen wrench
Parts Used
1. Remove all nails from gun.
2. Remove four allen hex wrench bolts from tool cap head.
3. Remove tool head to expose driver cylinder.
4. Remove old cylinder seal and any debris.
5. Install new cylinder seal over driver cylinder.
6. Remove old gasket material from tool base and cap head.
7. Install new cap gasket seal.
8. Replace cap head and four bolts.
9. Tighten bolts evenly and oil tool before operating.
2. Remove four allen hex wrench bolts from tool cap head.
3. Remove tool head to expose driver cylinder.
4. Remove old cylinder seal and any debris.
5. Install new cylinder seal over driver cylinder.
6. Remove old gasket material from tool base and cap head.
7. Install new cap gasket seal.
8. Replace cap head and four bolts.
9. Tighten bolts evenly and oil tool before operating.
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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.
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.
