18987984-1-M-DeWALT-904691-PISTON RING
Part Location Diagram of 904691 DeWALT PISTON RING
See part 114 in the diagram
( Grid squares measure 1x1 inch )
18987984-1-S-DeWALT-904691-PISTON RING Part Location Diagram of 904691 DeWALT PISTON RING

PISTON RING 904691

$17.25
In Stock
Fix Number:
FIX18987984
Manufacturer #:
904691
Manufactured by:
DeWALT

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Product Description

This is an authentic part from Porter Cable. This piston ring is to be used in Porter Cable Finish Nailers. The piston ring is installed next to the o-ring and prevents air from leaking out of the device. This item is sold as an individual part. Replacing this part may require a screwdriver and an Allen wrench.

  • Works with the following brands:
    Porter Cable
  • Works with the following products:
    Nailer
  • Part# 904691 replaces these:
    904691
Works with the following brands:
Porter Cable
Works with the following products
Nailer
Part Number Cross Reference
Part# 904691 replaces these:
904691

Questions and Answers

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SEAL
$16.14
In Stock
Part Number: FIX18987982
This is a single head valve seal for a nailer. This part is installed in the top of the cylinder and creates a seal for the head valve. If air is leaking from the top of the nail gun, it could be due to a damaged head va...
PISTON STOP
$36.63
In Stock
Part Number: FIX18987979
This piston stop is for nailers. The piston stop provides a cushion for the piston. Wear work gloves to protect your hands when installing this part.
O-RING (31 X 2 (2031
$9.81
In Stock
Part Number: FIX18987985
This replacement o-ring is an authentic OEM sourced part that is specially designed for Porter Cable finishing nailers. The purpose of this o-ring is to provide and air tight seal between the piston and the cylinder wall...
Affresh Dishwasher Cleaner Tablets - 6
$22.91
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Part Number: FIX12345667
Affresh dishwasher Cleaner is specially formulated to help remove limescale and mineral build-up that can be unsightly and could affect your dishwasher's performance. Each tablet is designed to clean inside your machine ...
Affresh Washing Machine Cleaner - 3 pack
$20.71
Special Order
Part Number: FIX1960673
This washing machine cleaner includes three time-release tablets designed to remove odor-causing residues, grime, and buildup from high-efficiency and top-load washing machines. The tablets work by cleaning the tub, pump...
Produce Preserver Filter
$18.54
In Stock
Part Number: FIX3503014
Fresh Flow Produce Preserver is made for your refrigerator to help keep produce fresh for longer by absorbing the chemical, ethylene, that causes your fruits and vegetables to ripen quicker. Your produce could be fresh f...
Affresh Washing Machine Cleaner Tablets – 6 Count
$28.91
In Stock
Part Number: FIX12345661
This Affresh Washing Machine Cleaner deep cleans to help remove the odor-causing residues and grime that daily loads leave behind. The time-release tablets are EPA Safer Choice certified, septic-safe and designed to clea...
Refrigerator Deodorizer
$32.12
In Stock
Part Number: FIX12739141
Refrigerator deodorizers help to reduce bacteria growth and therefore reduce smells and extend the life of food.
Affresh Ice Machine Cleaner
$27.83
In Stock
Part Number: FIX12583750
This nickel-safe, unscented ice machine cleaner measures 16 fluid ounces and is used to remove mineral build-up and hard water and is compatible with several makes and models of freestanding ice machines. To use properly...
Affresh Washing Machine Cleaner Tablets – 6 Count
$28.91
In Stock
Part Number: FIX12345661
This Affresh Washing Machine Cleaner deep cleans to help remove the odor-causing residues and grime that daily loads leave behind. The time-release tablets are EPA Safer Choice certified, septic-safe and designed to clea...
Refrigerator Deodorizer
$32.12
In Stock
Part Number: FIX12739141
Refrigerator deodorizers help to reduce bacteria growth and therefore reduce smells and extend the life of food.
Affresh Ice Machine Cleaner
$27.83
In Stock
Part Number: FIX12583750
This nickel-safe, unscented ice machine cleaner measures 16 fluid ounces and is used to remove mineral build-up and hard water and is compatible with several makes and models of freestanding ice machines. To use properly...
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Model Compatibility

This part works with the following models:
Fix Number: FIX18987984
Manufacturer Part Number: 904691
Brand Model Number Description
Porter Cable FN250B Nailer - 16 Gauge Finish Nailer
Porter Cable FN251 Nailer - 53444
PISTON RING
$ 17.25
  In Stock
Stock Status
 In Stock

Item is in stock and will ship today if your order is placed before 4:00 PM Eastern Standard Time.

If your order is placed after 4:00 PM EST, the in stock items will ship on the next business day.

 On Order

Item is not in stock and usually ships 3-5 business days from the time you place your order.

 Special Order

Item is not in stock and usually ships 10-15 business days from the time you place your order.

 NLA - No Longer Available

This item is no longer being made by the manufacturer, and cannot be added to your shopping cart.