12425945-1-M-DeWALT-180449-WASHER FLAT
Part Location Diagram of 180449 DeWALT WASHER FLAT
See part 8 in the diagram
( Grid squares measure 1x1 inch )
12425945-1-S-DeWALT-180449-WASHER FLAT 12425945-2-S-DeWALT-180449-WASHER FLAT 12425945-3-S-DeWALT-180449-WASHER FLAT Part Location Diagram of 180449 DeWALT WASHER FLAT

WASHER FLAT 180449

Works With Model 917257450!
$6.25
In Stock
Fix Number:
FIX12425945
Manufacturer #:
180449
Manufactured by:
DeWALT
Works With Model 917257450!

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Product Description

This is an authentic OEM product which is designed for Bostitch, DeWALT and Porter Cable nailers and staplers. It provides a tight seal for the valve piston. Over time the material may wear down causing air leaks. To replace this flat washer you will need a screwdriver and pliers. This item is sold individually and is made of durable material. Check the diagrams of your model for the proper installation.

  • Works with the following brands:
    Craftsman, Bostitch, Porter Cable, DeWALT
  • Works with the following products:
    Lawn Tractor, Nailer
  • Part# 180449 replaces these:
    180449, P180449
Works with the following brands:
Craftsman, Bostitch, Porter Cable, DeWALT
Works with the following products
Lawn Tractor, Nailer
Part Number Cross Reference
Part# 180449 replaces these:
180449, P180449

Questions and Answers

Be the first to ask our experts a question about this part!

HEAD VALVE BODY
★★★★★
★★★★★
(10)
$6.25
In Stock
Part Number: FIX12417689
This is a genuine head valve for nailers and staplers. The head valve is responsible for controlling the flow of air to the cylinder. When the trigger is pulled, it creates an imbalance of pressure, which opens the head ...
HEAD VALVE BODY
★★★★★
★★★★★
(10)
$6.25
In Stock
Part Number: FIX12417689
This is a manufacturer-approved replacement head valve and is sold independently. It controls the amount of air that enters the cylinder when the trigger is initiated. This action creates an imbalance in pressure between...
PISTON RING
$6.25
In Stock
Part Number: FIX18995697
This is an OEM piston ring and is sold individually. The seal allows pressure in the cylinder when the gun is engaged. The pressure pushes the piston down into the cylinder. This piston ring will deteriorate with time an...
O RING
$6.25
In Stock
Part Number: FIX12420389
This is an OEM replacement O-ring for a nailer, sold individually. This O-ring is what seals the cylinder to the housing of the gun and creates separation between the upper and lower air chambers. Due to its rubber mater...
EXHAUST DEFLECTOR
$6.25
In Stock
Part Number: FIX18997093
This is a black circular exhaust cover for staplers or nailers. This exhaust cover is designed to allow you to direct the air in any direction you want. Please be advised that the flange nut needed to secure this cover i...
ASSEMBLY-PISTON/DRIV
$21.63
In Stock
Part Number: FIX12420390
This is a manufacturer-approved piston assembly, which includes an assembled piston and driver. The function of the piston is to push the driver down the cylinder, which drives nails into the object being worked on. The ...
O-RING
$6.25
In Stock
Part Number: FIX18997335
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...
GASKET
$6.25
In Stock
Part Number: FIX18997094
This is a genuine OEM sourced replacement part designed for nailers/staplers. This gasket provides an air-tight seal for the end cap. Over time this gasket will shrink, become brittle and crack allowing for air leaks. At...
PISTON DRIVER
$16.10
In Stock
Part Number: FIX18980252
Genuine OEM replacement part, this item is sold individually. The main purpose of the 180205 Piston/Driver is to strike the fastener in the nose of the nail gun into the material you are nailing. At times this part can b...
BUMPER
$12.82
In Stock
Part Number: FIX12415025
This genuine OEM bumper in your nailer absorbs the impact and provides cushioning when the piston retracts after driving a nail. It is seated at the bottom of the nail gun cylinder. Due to the repeated stress it undergoe...
SAFETY PAD
$6.25
In Stock
Part Number: FIX18997097
This is a genuine Bostitch replacement part. The Safety Pad is attached to end of the safety to prevent the material that it is being used on from getting marred or dented by the safety arm. It is a advisable to have o...
O-RING
$6.25
In Stock
Part Number: FIX18997339
This is a Genuine Manufacturer Sourced replacement part designed for Nailers/Staplers. This O-Ring provides an Air-Tight Seal for the Driver Unit. Over time this O-Ring will shrink, become brittle and crack allowing for ...
SAFETY PAD
$6.25
In Stock
Part Number: FIX18997150
This safety pad is sourced directly from the manufacturer and sold individually. It attaches to the end of the safety arm to stop the material that it is being used on from getting scratched or nicked. We recommend havin...
SPRING
$6.25
In Stock
Part Number: FIX12425944
This is a genuine OEM sourced part that is intended to be used with pneumatic nailers and staplers from Bostitch, Porter Cable, and DeWalt. The metal spring is used to provide compression between the piston head valve an...
NO MAR PAD
$6.25
In Stock
Part Number: FIX18997128
This is a genuine Bostitch replacement part. The Safety Pad is attached to end of the safety to prevent the material that it is being used on from getting marred or dented by the safety arm. It is a advisable to have o...
O-RING
$6.25
In Stock
Part Number: FIX12423121
This genuine OEM part is found in various models of staplers/nailers manufactured by Bostitch, Porter Cable, and DeWALT. An O-ring is a bendable part used between solid pieces, creating a seal which can maintain and with...
ASSEMBLY, PISTOM/DRIVER
$14.80
In Stock
Part Number: FIX18992675
This is a Genuine Manufacturer Approved replacement part designed for Nailers/Staplers. This item is made out of Metal and it is Sold Individually. Please note that it does not include the o-ring (sold separately as part...
CHECK SEAL
$6.25
In Stock
Part Number: FIX12413724
This is an authentic manufacturer-sourced replacement component which is specially designed for use with staplers and nailers. It is generally utilized to provide an air-tight seal for the cylinder sleeve. Over time it m...
SLEEVE-CYLINDER
$6.25
In Stock
Part Number: FIX12401155
This item is available as an individual replacement part. The cylinder sleeve fits between the piston driver assembly and the check seal. This part is an original part from Bostitch for use in nailers and staplers. It is...
Trigger Valve
$11.86
In Stock
Part Number: FIX18990335
This genuine OEM trigger valve in your nailer or stapler works in conjunction with the head valve. When you press the trigger valve, it creates a pressure difference between the air reservoir and the cylinder and causes ...
O-RING
$6.25
In Stock
Part Number: FIX12492456
This item has been OEM sourced to ensure a high level of quality. The o-ring is intended to be used with pneumatic nailers from Bostitch, Porter Cable, and DeWalt. The o-ring is used to seal the connection between the no...
GASKET-FRAME/CAP
$6.25
In Stock
Part Number: FIX18990139
This is a genuine replacement part sourced directly from the manufacturer. The frame/cap gasket is found in Porter Cable brad nailers and staplers. This part is made of flexible plastic, and is used to seal the connect...
O-RING-44.7MMX2.4MM
$6.25
Special Order
Part Number: FIX12401156
This replacement part is supplied directly from the original equipment manufacturer for use with Bostitch nailers and staplers. It is utilized to provide an air-tight seal for the cylinder sleeve, please refer to the app...
TRIGGER ASSEMBLY
$6.25
In Stock
Part Number: FIX18990473
This authentic Bostitch replacement part is guaranteed to fit the tools listed below. This sequential trigger is designed for safety by preventing bump nailing. It is attached to gun body via a stepped pin and is fitted ...
DEFLECTOR
$16.80
In Stock
Part Number: FIX18997121
This item has been OEM sourced to ensure a high level of quality. This deflector is intended to be used with pneumatic nailers from Bostitch. This part is used to cover the end or top of the cylinder and is used to defle...
O-RING
$6.25
In Stock
Part Number: FIX18997340
A genuine item that is supplied by the original equipment manufacturer for use with Bostitch and Porter Cable nailers and staplers. It is a special o-ring which is generally utilized to provide an air-tight seal for the ...
CYLINDER
$6.25
In Stock
Part Number: FIX18980347
This is an OEM replacement part for use in staplers and nailers made by Bostitch and Porter Cable. The cylinder goes between the driver unit and the bumper. It might require a screwdriver and an allen wrench to replace t...
HEAD VALVE
$6.25
In Stock
Part Number: FIX18980354
This is an original replacement part sourced directly from the manufacturer. The head valve is found in staplers and nailers from Bostitch. This part is made of metal, and is used to channel air into the cylinder when ...
GUIDE
$6.25
In Stock
Part Number: FIX18995700
This is an authentic OEM part. The Bostitch driver guide is constructed of durable plastic, and is compatible with several nailers and staplers. The driver guide is fitted to the bumper in the overmold frame. This item g...
Affresh Dishwasher Cleaner Tablets - 6
$22.00
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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
$19.89
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
$17.80
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
$27.76
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
$30.85
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
$26.73
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...
O-RING
$6.25
In Stock
Part Number: FIX18997335
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...
GASKET
$6.25
In Stock
Part Number: FIX18997094
This is a genuine OEM sourced replacement part designed for nailers/staplers. This gasket provides an air-tight seal for the end cap. Over time this gasket will shrink, become brittle and crack allowing for air leaks. At...
PISTON DRIVER
$16.10
In Stock
Part Number: FIX18980252
Genuine OEM replacement part, this item is sold individually. The main purpose of the 180205 Piston/Driver is to strike the fastener in the nose of the nail gun into the material you are nailing. At times this part can b...
BUMPER
$12.82
In Stock
Part Number: FIX12415025
This genuine OEM bumper in your nailer absorbs the impact and provides cushioning when the piston retracts after driving a nail. It is seated at the bottom of the nail gun cylinder. Due to the repeated stress it undergoe...
SAFETY PAD
$6.25
In Stock
Part Number: FIX18997097
This is a genuine Bostitch replacement part. The Safety Pad is attached to end of the safety to prevent the material that it is being used on from getting marred or dented by the safety arm. It is a advisable to have o...
O-RING
$6.25
In Stock
Part Number: FIX18997339
This is a Genuine Manufacturer Sourced replacement part designed for Nailers/Staplers. This O-Ring provides an Air-Tight Seal for the Driver Unit. Over time this O-Ring will shrink, become brittle and crack allowing for ...
SAFETY PAD
$6.25
In Stock
Part Number: FIX18997150
This safety pad is sourced directly from the manufacturer and sold individually. It attaches to the end of the safety arm to stop the material that it is being used on from getting scratched or nicked. We recommend havin...
SPRING
$6.25
In Stock
Part Number: FIX12425944
This is a genuine OEM sourced part that is intended to be used with pneumatic nailers and staplers from Bostitch, Porter Cable, and DeWalt. The metal spring is used to provide compression between the piston head valve an...
NO MAR PAD
$6.25
In Stock
Part Number: FIX18997128
This is a genuine Bostitch replacement part. The Safety Pad is attached to end of the safety to prevent the material that it is being used on from getting marred or dented by the safety arm. It is a advisable to have o...
O-RING
$6.25
In Stock
Part Number: FIX12423121
This genuine OEM part is found in various models of staplers/nailers manufactured by Bostitch, Porter Cable, and DeWALT. An O-ring is a bendable part used between solid pieces, creating a seal which can maintain and with...
ASSEMBLY, PISTOM/DRIVER
$14.80
In Stock
Part Number: FIX18992675
This is a Genuine Manufacturer Approved replacement part designed for Nailers/Staplers. This item is made out of Metal and it is Sold Individually. Please note that it does not include the o-ring (sold separately as part...
CHECK SEAL
$6.25
In Stock
Part Number: FIX12413724
This is an authentic manufacturer-sourced replacement component which is specially designed for use with staplers and nailers. It is generally utilized to provide an air-tight seal for the cylinder sleeve. Over time it m...
SLEEVE-CYLINDER
$6.25
In Stock
Part Number: FIX12401155
This item is available as an individual replacement part. The cylinder sleeve fits between the piston driver assembly and the check seal. This part is an original part from Bostitch for use in nailers and staplers. It is...
Trigger Valve
$11.86
In Stock
Part Number: FIX18990335
This genuine OEM trigger valve in your nailer or stapler works in conjunction with the head valve. When you press the trigger valve, it creates a pressure difference between the air reservoir and the cylinder and causes ...
O-RING
$6.25
In Stock
Part Number: FIX12492456
This item has been OEM sourced to ensure a high level of quality. The o-ring is intended to be used with pneumatic nailers from Bostitch, Porter Cable, and DeWalt. The o-ring is used to seal the connection between the no...
GASKET-FRAME/CAP
$6.25
In Stock
Part Number: FIX18990139
This is a genuine replacement part sourced directly from the manufacturer. The frame/cap gasket is found in Porter Cable brad nailers and staplers. This part is made of flexible plastic, and is used to seal the connect...
O-RING-44.7MMX2.4MM
$6.25
Special Order
Part Number: FIX12401156
This replacement part is supplied directly from the original equipment manufacturer for use with Bostitch nailers and staplers. It is utilized to provide an air-tight seal for the cylinder sleeve, please refer to the app...
TRIGGER ASSEMBLY
$6.25
In Stock
Part Number: FIX18990473
This authentic Bostitch replacement part is guaranteed to fit the tools listed below. This sequential trigger is designed for safety by preventing bump nailing. It is attached to gun body via a stepped pin and is fitted ...
DEFLECTOR
$16.80
In Stock
Part Number: FIX18997121
This item has been OEM sourced to ensure a high level of quality. This deflector is intended to be used with pneumatic nailers from Bostitch. This part is used to cover the end or top of the cylinder and is used to defle...
O-RING
$6.25
In Stock
Part Number: FIX18997340
A genuine item that is supplied by the original equipment manufacturer for use with Bostitch and Porter Cable nailers and staplers. It is a special o-ring which is generally utilized to provide an air-tight seal for the ...
CYLINDER
$6.25
In Stock
Part Number: FIX18980347
This is an OEM replacement part for use in staplers and nailers made by Bostitch and Porter Cable. The cylinder goes between the driver unit and the bumper. It might require a screwdriver and an allen wrench to replace t...
HEAD VALVE
$6.25
In Stock
Part Number: FIX18980354
This is an original replacement part sourced directly from the manufacturer. The head valve is found in staplers and nailers from Bostitch. This part is made of metal, and is used to channel air into the cylinder when ...
GUIDE
$6.25
In Stock
Part Number: FIX18995700
This is an authentic OEM part. The Bostitch driver guide is constructed of durable plastic, and is compatible with several nailers and staplers. The driver guide is fitted to the bumper in the overmold frame. This item g...
Affresh Dishwasher Cleaner Tablets - 6
$22.00
In Stock
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
$19.89
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
$17.80
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
$27.76
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
$30.85
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
$26.73
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: FIX12425945
Manufacturer Part Number: 180449
Brand Model Number Description
Craftsman 91722068 Lawn Tractor - Tractor
Craftsman 917253100 Lawn Tractor - Tractor
Craftsman 917253132 Lawn Tractor - Tractor
Craftsman 917253140 Lawn Tractor - Sears Front Mounting Bracket
Craftsman 917253201 Lawn Tractor - Tractor
Craftsman 917253210 Lawn Tractor - Tractor
Craftsman 917253280 Lawn Tractor - Tractor
Craftsman 917253281 Lawn Tractor - Tractor
Craftsman 917253510 Lawn Mower - Sears 36 Inch Mower Replacement Kit
Craftsman 917253620 Lawn Tractor - Tractor
Craftsman 917253621 Lawn Tractor - Tractor
Craftsman 917254010 Lawn Tractor - Sears Tote Box
Craftsman 917254190 Lawn Tractor - Tractor
Craftsman 917254191 Lawn Tractor - Tractor
Craftsman 917254690 Lawn Tractor - Tractor
Craftsman 917254691 Lawn Tractor - Tractor
Craftsman 917256330 Lawn Tractor - Tractor
Craftsman 917256340 Lawn Tractor - Tractor
Craftsman 917256720 Lawn Tractor - Tractor
Craftsman 917256721 Lawn Tractor - Tractor
Craftsman 917256730 Lawn Tractor - Tractor
Craftsman 917256740 Lawn Tractor - Tractor
Craftsman 917257400 Lawn Tractor - Tractor
Craftsman 917257401 Lawn Tractor - Tractor
Craftsman 917257410 Lawn Tractor - Tractor
Craftsman 917257431 Lawn Tractor - Tractor
Craftsman 917257450 Lawn Tractor - Tractor
Craftsman 917271550 Lawn Tractor - Lawn Tractor
Craftsman 917271551 Lawn Tractor - Lawn Tractor
Craftsman 917271552 Lawn Tractor - Lawn Tractor
WASHER FLAT
$ 6.25
  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.