Part Location Diagram of 505306801 Husqvarna Diaphragm
See part C-15 in the diagram
( Grid squares measure 1x1 inch )

Diaphragm 505306801

Manufactured by:
Husqvarna
ERP Number:
ERP9000016
Part Number:
505306801
Original Equipment Manufacturer ?
In Stock
Delivers in 3-5 Business Days!

A Bit Difficult 

15 - 30 mins 

(5 rated repairs) ?

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Product Description

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This authentic OEM part is specially made for use with Husqvarna and Jonsered handheld lawn and garden equipment. It helps to provide a tight fit between connected components of the carburetor. This is a high-quality replacement for a missing or a damaged diaphragm that was installed on a new unit. Refer to the diagrams for your model to ensure the proper replacement procedure. A wrench set will be needed to perform this repair. Keep in mind this diaphragm is made of durable material and is sold individually.

Troubleshooting

This part works with the following brands:
  • Husqvarna
  • RedMax
  • Jonsered
This part works with the following products:
  • Leaf Blower / Vacuum
  • Brush Cutter
  • Chainsaw
Part# 505306801 replaces these:
504643101, 505306801, 511493701, 522648401,

Customer Part Reviews

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5.0
Average Rating (out of 5):
★★★★★
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(1 Review)
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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.

A Bit Difficult 

15 - 30 mins 

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

Blower would not run well, no power.

Michael from Gray, Maine

0 of 1 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
1. removed the carb
2. disassembled the body and cleaned it
3. Installed new parts and reassembled the body
4. reattached the carb
5.now waiting for the fuel lines and filter from the factory.
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Ethanol blend gasoline destroyed the diaphragm, and the fuel filter.

James from Mahopac, New York

0 of 1 people found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
15 - 30 mins
Tools:
Screw drivers, Socket set
Parts Used:
528074001, 505306801
1. Removed the carburetor, disassembled and cleaned with carb-cleaner. Replaced the diaphragm and rebuilt.
2. Removed and replaced the spark plug.
3. Removed and replaced the fuel filter.
4. Put carb back on and reattached the controls.
5. Runs like new. Saved about 2-300 bucks at power shop.
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fuel pump diaphram was bad.

Paul from MORONI, Utah

0 of 1 people found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
15 - 30 mins
Tools:
Screw drivers
Parts Used:
505306801
Went to web site, found diagram easily, ordered part and installed. Worked like new. Thank You for your help.
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Blower wouldn\'t run full power.

Keith from Slaughter, Louisiana

0 of 1 people found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
30 - 60 mins
Tools:
Pliers, Screw drivers
I took the entire carburetor apart and cleaned it. Replaced the old gaskets and diaphragms and reassembled the carburetor.
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Cracked diaphragms

John from Portland , Texas

0 of 1 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Tools:
Pliers
Parts Used:
506689801, 505306801
Dissembled carburetor and cleaned thoroughly, replaced the the old diaphragms and installed the new ones. Then assembled carburetor.
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  • 1

Model Cross Reference

This part works with the following models:
ERP Number: ERP9000016
Manufacturer Part Number: 505306801
Brand Model Number Description
Husqvarna 130BT Leaf Blower / Vacuum - Backpack Blower
Husqvarna 143RII Brush Cutter - Brushcutter
Husqvarna 143Rll Brush Cutter - 143 Rll
Husqvarna 143RS Brush Cutter - 143rs
Husqvarna 150BF Leaf Blower / Vacuum - Husqvarna Leaf Blower Model 150BF/2007-05 (150BF/200705, 150BF/2007 05) Parts
Husqvarna 150BT Leaf Blower / Vacuum - Backpack Style Blower
Husqvarna 150BT2007-2021 Leaf Blower / Vacuum - 150bt 2007-2021
Husqvarna 170BF Leaf Blower / Vacuum - Backpack Blower
Husqvarna 170BT Leaf Blower / Vacuum - Backpack Blower
Husqvarna 180BF Leaf Blower / Vacuum - Backpack Blower
Husqvarna 180BT Leaf Blower / Vacuum - Backpack Blower
Husqvarna 226PD3 Sod Cutter - Palm Cutter
Husqvarna 226PTC6 Sod Cutter - Palm Cutter
Husqvarna 226R Brush Cutter - Brushcutter
Husqvarna 226RJ Brush Cutter - Brushcutter
Husqvarna 236R Brush Cutter - 236 R, 20150400001-20180500000
Husqvarna 253R Brush Cutter - Brushcutter
Husqvarna 253RB Brush Cutter - Brushcutter
Husqvarna 253RJ Brush Cutter - Brushcutter
Husqvarna 325S25 Sprayer - Sprayer
Husqvarna 34303 Lawn Tractor Accessories - 34303 (2009-08)
Husqvarna 350BF Leaf Blower / Vacuum - 50.2cc Backpack Blower
Husqvarna 350BT Leaf Blower / Vacuum - 50cc 2-Cycle Backpack Blower
Husqvarna 35304 Lawn Tractor Accessories - 35304 (2009-08)
Husqvarna 360BT Leaf Blower / Vacuum - Blower
Husqvarna 370BFS Leaf Blower / Vacuum - 65cc Backpack Blower
Husqvarna 370BTS Leaf Blower / Vacuum - 64.9cc Backpack Blower
Husqvarna 372XP Chainsaw - 372 Xp/Xpg
Husqvarna 380BFS Leaf Blower / Vacuum - 72cc Backpack Blower
Husqvarna 380BTS Leaf Blower / Vacuum - 72cc Backpack Blower