See part H-25 in the diagram

Retaining Ring 537290901

$6.20

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This part works with the following brands:

This part works with the following products:

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This part works with the following models:

ERP Number: ERP9022806
Manufacturer Part Number: 537290901

Brand	Model Number	Description
Husqvarna	128LDX	Trimmer - Husqvarna String Trimmer Model 128LDX/2010-05 (128LDX/201005, 128LDX/2010 05) Parts
Husqvarna	300PA	Brush Cutter - Pole Saw Attachment
Husqvarna	323P	Pole Saw - 4 Pole Pruner
Husqvarna	323P4	Pole Saw - 323p4, 20042300001-20062700000
Husqvarna	325P	Pole Saw - 5 X-Series
Husqvarna	325P5	Pole Saw - 325p 5 X-Series, 20042300001-20062999999
Husqvarna	326P	Pole Saw - 4 Saw Attachment
Husqvarna	326P4	Pole Saw - Pole Saw
Husqvarna	326P5	Pole Saw - Saw Attachment
Husqvarna	326P5X	Pole Saw - Pole Saw
Husqvarna	327P	Pole Saw - 327p
Husqvarna	327P4	Pole Saw - Polesaw
Husqvarna	327P5X	Pole Saw - Polesaw
Husqvarna	525P4S	Pole Saw - Pole Pruner
Husqvarna	525P5S	Pole Saw - Pole Pruner
Husqvarna	535FBX	Brush Cutter - Brushcutter
Husqvarna	966589201	Trimmer - Husqvarna String Trimmer Model 966589201 Parts
Husqvarna	P4	Pole Saw - 327 Pole Pruner
Husqvarna	P5X	Pole Saw - 327 Pole Pruner
Husqvarna	PAX1100	Brush Cutter - Pole Saw Attachment
Husqvarna	PAX730	Brush Cutter - Pole Saw Attachment
Husqvarna	SAWATTACHMENT	Pole Saw - Saw Attachment 2006-07