Part Location Diagram of 886098 DeWALT O RING
See part 127 in the diagram
( Grid squares measure 1x1 inch )

O RING 886098

Manufactured by:
DeWALT
ERP Number:
ERP18987533
Part Number:
886098
Original Equipment Manufacturer ?
  Works with your model  RN175!
$6.16
Special Order
Minimum Quantity of 2 required

Easy 

30 - 60 mins 

(3 rated repairs) ?
  Works with your model   RN175!

Product Description

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This authentic manufacturer-sourced replacement component which is produced for Porter Cable nailers and staplers. It is the special part which provides an air-tight seal for the cylinder spacer, please refer to appropriate diagrams of your model for the correct location and use of this hardware. This durable o-ring is made of high-quality rubber and it is sold individually, note that over time the material tends to become brittle and may crack allowing air to escape which will result in a loss of power. Inspect o-rings and gaskets periodically and replace them as needed to maintain peak performance.

Troubleshooting

This part works with the following brands:
  • Porter Cable
This part works with the following products:
  • Nailer
Part# 886098 replaces these:
886098,

Questions & Answers

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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.

Easy 

30 - 60 mins 

(3 rated repairs) ?
  • 1
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Finish Nailer leaker air through the top vent

Conrad from Northville, Michigan

1 person found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
30 - 60 mins
Tools:
Screw drivers
Parts Used:
908890, 886555, 886119, 886098
This nailer is about 17 years old and has seen a lot of use. The last time I used it is work for a couple of trigger pulls and then began leading air through the top vent and stopped driving. I did some research on the repair and then went to the manufactures web site, but they no longer carried any parts. All the parts I needed I got fro m eReplacment parts.

Disassembly was fairly simple. The piston was stubborn to remove but a sharp rap on a wooden block did the trick. Checked all the parts for damage and found that the spring bumper was broken in several places. Ordered that part and replaced all the seals since the unit was apart. Recommend lubricating each seal and its mating part before reassembly. A good cleaning of the tool is also recommended along with oiling other areas with moving parts. Works great. Recommend about 80-85 psi when operating brad and finish nailers.
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Leaking air and not firing

Johann from MELROSE PARK, Illinois

1 person found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Removed the four allen head screws from the cylinder cap and removed it
Removed the cylinder and cleaned the inside of the gun
Installed all of the o-rings, piston stop and gasket
Oiled the insides of the gun
Replaced the cylinder cap
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Nailer won\'t fire, only leaked air while the trigger was depressed in the trigger area

Michael from Hines, Minnesota

0 of 1 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
30 - 60 mins
Tools:
Socket set, Wrench set
Disassembled the trigger and then removed the trigger valve from the body of the gun using a socket. I replaced all of the O-rings in the trigger area and lubricated them with the oil that comes with the gun. I then reassembled the valve and screwed it back into the gun body. I reassembled the trigger making sure that the safety worked as it is designed to. The gun worked properly after the repair and continues to at this point. I am satisfied that the O-rings were the cause of the problem.
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  • 1

Model Cross Reference

This part works with the following models:
ERP Number: ERP18987533
Manufacturer Part Number: 886098
Brand Model Number Description
Porter Cable COIL200 Nailer - 2" Coil Nailer
Porter Cable FN250A Nailer - Finish Nailer
Porter Cable NSS150 Nailer - Super Narrow Crown 18 Gauge Stapler
Porter Cable RN175 Nailer - Roofing Nailer