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12425945-1-M-DeWALT-180449-WASHER FLAT
Part Location Diagram of 180449 DeWALT WASHER FLAT
See part 8 in the diagram
Replacing your Craftsman Lawn Tractor WASHER FLAT
( 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 Replacing your Craftsman Lawn Tractor WASHER FLAT

WASHER FLAT 180449

Manufactured by:
DeWALT
ERP Number:
ERP12425945
Part Number:
180449
Original Equipment Manufacturer ?
  Works with your model  CMPFN16SB!
$5.95
★★★★★
★★★★★
5 Reviews
In Stock
Delivers in 3-5 Business Days!
Minimum Quantity of 2 required

Easy 

15 - 30 mins 

(5 rated repairs) ?
  Works with your model   CMPFN16SB!

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Description Frequently Purchased Together Troubleshooting Repair Videos Reviews Questions & Answers Repair Instructions Model Cross Reference

Product Description

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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.

Frequently Purchased Together

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O RING
★★★★★
★★★★★
(6)
$5.95
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O-RING
★★★★★
★★★★★
(5)
$5.95
In Stock
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GASKET
★★★★★
★★★★★
(11)
$5.95
In Stock
Minimum Quantity of 2 required
O-RING
★★★★★
★★★★★
(9)
$5.95
In Stock
Minimum Quantity of 2 required
O-RING
★★★★★
★★★★★
(3)
$5.95
In Stock
Minimum Quantity of 2 required
SPRING
★★★★★
★★★★★
(5)
$5.95
In Stock
Minimum Quantity of 2 required
CHECK SEAL
★★★★★
★★★★★
(1)
$5.95
In Stock
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O-RING
★★★★★
★★★★★
(1)
$5.95
In Stock
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O-RING-44.7MMX2.4MM
★★★★★
★★★★★
(4)
$5.95
Special Order
Minimum Quantity of 2 required
SLEEVE-CYLINDER
$5.95
In Stock
GASKET-FRAME/CAP
$5.95
In Stock
Minimum Quantity of 2 required
O-RING
★★★★★
★★★★★
(2)
$5.95
In Stock
Minimum Quantity of 2 required
CYLINDER
$5.95
In Stock

Troubleshooting

This part works with the following brands:
  • Craftsman
  • Bostitch
  • Porter Cable
  • DeWALT
  • Stanley
  • Black and Decker
This part works with the following products:
  • Lawn Tractor
  • Nailer
Part# 180449 replaces these:
180449, P180449,

Videos For installing this part.

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Replacing your WASHER FLAT
Replacing your WASHER FLAT
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Customer Part Reviews

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4.8
Average Rating (out of 5):
★★★★★
★★★★★
(5 Reviews)
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  • 5 stars
    4
  • 4 stars
    1
  • 3 stars
    0
  • 2 stars
    0
  • 1 star
    0
  • 1
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Sorry, we couldn't find any existing reviews that matched. Try using some different or simpler keywords.
★★★★★
★★★★★
Easy repair
Arrived in great condition. Was a very easy repair and now both of my nailers work like new
Guest - January 22, 2020
Verified Purchase
★★★★★
★★★★★
Worked as expected
Worked as expected
Debbie - July 22, 2020
Verified Purchase
★★★★★
★★★★★
works good
fast shipping fixed my air staper
Guest - April 14, 2021
Verified Purchase
★★★★★
★★★★★
Excellent!
It arrive quickly and work as expected
Arnolys - September 27, 2021
Verified Purchase
★★★★★
★★★★★
Everything I bought there fit and fixed my air gun
Everything worked
Guest - January 18, 2021
Verified Purchase

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 

15 - 30 mins 

(5 rated repairs) ?
  • 1
Sort by:  
Sorry, we couldn't find any existing installation instruction that matched.

My finish nailer would not fire.

Joseph from RUSHVILLE, Indiana

1 person found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Tools:
Pliers, Screw drivers, Wrench set
Parts Used:
S06P001800, 9R213319, 195037, 180449, 174073, RG161210, 1FP0032
Tore the nailer down, removed the worn parts, cleaned the parts, replaced the worn parts, lubricated all the o-rings and assembled the gun and all is well.
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Air leak upper

Loren from Weston, Wisconsin

1 person found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Parts Used:
S06P001500, 180449, 180447, 180448, 180450-S, JA1092E1
Remove the cap, replaced o rings, gasket and exhaust valve. Replaced all and reassembled. Test fired okay.
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Brad nailer was leaking air

Bert from Ewa Beach, Hawaii

0 of 1 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Parts Used:
180449, 180448, 180450-S
Removed the screws that was instructed by the owners manual.
Super easy to remove and replace parts.
I would recommend this website to owners who want or need parts for there tools.
Very fast delivery,very easy to find what parts your looking for.
I will order from this website again....
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Nailer failed to fire when trigger was pulled.

Bob from TROY, Texas

0 of 1 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Parts Used:
S06P001500, P0590000400, 180449, 180448, 180450-S
1. Remove four allen screws in top head cap.
2. Remove worn or damaged head value.
3. Replace old head value with new head value along with new O-rings just to be sure.
4. Remove old packing gasket and install new packing.
5. Place head cap on new packing gasket and re-install four allen screws.
6. Test fire and nailer now works like new.
Read less
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Nailer would not fire

Ed from WESTFIELD, North Carolina

0 of 1 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Parts Used:
180449, 180450-S
Took piston head off
Replaced compression valve and washer
Put back together
Worked great
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Thank you for voting!
  • 1

Model Cross Reference

This part works with the following models:
ERP Number: ERP12425945
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
$ 5.95
In Stock
Minimum Quantity of 2 required
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Stock Status
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Mail-In Recycling Rebate

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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