This is a Genuine Manufacturer Sourced replacement part designed for Nailers/Staplers. This O-Ring provides an Air-Tight Seal for the Valve Piston. Over time this O-Ring will shrink, become brittle and crack allowing for air leaks. At that time it should be replaced. It is made out of Rubber and it is Sold Individually. Replacing this item you would need Hex Key/Allen Wrench and Pliers to replace this item.
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★★★★★
★★★★★
The braid nailer would not fire.
The recommended part fixed the problem. Works like new again.
Guest - December 16, 2019
Verified Purchase
★★★★★
★★★★★
Fast response
Parts work perfectly
Guest - January 11, 2020
Verified Purchase
★★★★★
★★★★★
It worked!!
I was minutes away from paying a company way too much to do what I did is several minutes and under $10. I am super happy that I found this site and purchased the parts from here. I had no idea what the problem was but the recommended parts were exactly what I needed.
Guest - February 10, 2020
Verified Purchase
★★★★★
★★★★★
Great customer service!
I called to check on my order and the lady who helped me was very courteous and professional-wish all customer service departments were like that. Thanks
Guest - May 29, 2020
Verified Purchase
★★★★★
★★★★★
Good experience
Every thing went well just the shipping took a while
Guest - June 16, 2020
Verified Purchase
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Disassemble the main cylinder and inspect for wear or broken parts. I found the o-ring groove on the head valve piston broken and very brittle. Original was made of a black material. The replacement is made of a white nylon looking material. Assembled all parts with new o-rings and lubrication. One of the easiest machines I\'ve ever
... Read moreworked on. It is now working like new and if it ever has a similar problem, I\'ll know where to go for parts. The original o-rings in mine didn\'t show any damage or much wear, but I felt it was better to replace them since the machine is several years old.
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Would try to drive nail but would not retract to pick up next nail. Found plastic HD valve piston shattered.
Removed top cap, pulled out valve piston. Then cleaned out the gun of all the broken pieces of the broken valve piston.Then I installed the new valve and the new o-rings. Works like new.
Removed trigger valve and replaced it with new trigger valve.
Tested nailer to find that it still failed to fire.
Removed top of cylinder.
Removed old Hd. Valve piston.
Observed old part had chipped side.
Removed old exhaust cover that had fallen apart.
Installed new exhaust cover.
Installed O-Rin
... Read moregs and Hd. Valve Piston following parts diagram.
Reinstalled top of cylinder.
Nailer passed test by firing brad into wood.
Remove the four screws from the top cap and remove it. Remove what is left of the head valve piston and clean out the entire cylinder. Oil the internal parts. Install the new head valve piston, then install the large o-ring and the small o-ring. Remove the packing (Gasket), then clean the area where it is installed. Then place it where it
... Read more goes. Then install the top cap with the four screws.
1. Removed end cover
2. Located broken head valve
3. Removed broken head valve
4. Cleaned and lubricated internal cylinder wall
5. Installed new o-rings onto new head valve and applied lube
6. Reassembled head valve into cylinder
7. Installed new top packing (gasket)
8. Installed end cover and t
... Read moreightened screws.
9. Attached air hose and test fired the stapler.
This part is in stock in our warehouse and will ship out within 1 business day of the order being placed.
New stock is on the way! On order parts usually ship within 7 business days.
Item is not in stock and usually ships 10-15 business days from the time you place your order.
This item is no longer being made by the manufacturer, and cannot be added to your shopping cart.
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Some of the parts we sell are eligible for mail-in rebates since we can recycle them. We will display any applicable rebates in your shopping cart. To redeem your rebate, contact Customer Service after you have received your part.
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