See part G-506576301 in the diagram
( Grid squares measure 1x1 inch )
Spring Retainer 590735401
Manufactured by:
Husqvarna
ERP Number: ERP16379712
Part Number: 590735401
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Works with your model PROFLEX21 !
Delivers in 3-5 Business Days!
Works with your model PROFLEX21 !
Troubleshooting
This part works with the following brands:
This part works with the following products:
Part# 590735401 replaces these:
506576301,
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Just what I needed.
arrived quick and and just as described.
Kenneth - October 7, 2025
Verified Purchase
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Model Cross Reference
This part works with the following models:
ERP Number: ERP16379712
Manufacturer Part Number: 590735401
Brand
Model Number
Description
Husqvarna
1000
Lawn Tractor
- Ride Mower
Husqvarna
1200
Lawn Tractor
- Ride Mower
Husqvarna
1200-14
Lawn Tractor
- Ride Mower
Husqvarna
15-V2
Lawn Tractor
- Ride Mower
Husqvarna
155
Lawn Tractor
- Ride Mower
Husqvarna
15V2S
Lawn Mower
- Rider Awd
Husqvarna
175
Lawn Tractor
- Ride Mower
Husqvarna
1830SB
Snow Blower
- 1830 Sb (2010-08)
Husqvarna
323RJ
Brush Cutter
- 323 Rj (20051800001-20080900000)
Husqvarna
53
Lawn Mower
- Royal 53
Husqvarna
575XP
Chainsaw
- 575 Xp (20051400001-20070100000)
Husqvarna
850
Lawn Tractor
- Ride Mower
Husqvarna
850HST
Lawn Mower
- Rider
Husqvarna
953521901
Lawn Mower
- Rider Pro 18
Husqvarna
953535001
Lawn Mower
- Rider Pro 15
Husqvarna
953536601
Lawn Mower
- Rider Pro 18 Awd
Husqvarna
965095001
Lawn Mower
- Rider Pro 18 Awd
Husqvarna
966414001
Lawn Mower
- Husqvarna Lawn Mower Model 966414001/2010-03 (966414001/201003, 966414001/2010 03) Parts
Husqvarna
966414101
Lawn Mower
- Husqvarna Lawn Mower Model 966414101/2010-03 (966414101/201003, 966414101/2010 03) Parts
Husqvarna
966785701
Lawn Mower
- Husqvarna Lawn Mower Model 966785701/2012-03 (966785701/201203, 966785701/2012 03) Parts
Husqvarna
966785801
Lawn Mower
- Husqvarna Lawn Mower Model 966785801/2012-03 (966785801/201203, 966785801/2012 03) Parts
Husqvarna
967291101
Lawn Mower
- Husqvarna Lawn Mower Model 967291101/2015 Parts
Husqvarna
967291501
Lawn Mower
- Husqvarna Lawn Mower Model 967291501/2015 Parts
Husqvarna
968999762
Lawn Mower
- Cutting Deck Zero Turns - 968999762 (2009-03)
Husqvarna
970
Lawn Tractor
- Ride Mower
Husqvarna
970HST
Lawn Mower
- Rider Bioclip
Husqvarna
CTH150
Lawn Tractor
- Cth150 - 96061018203 (2009-01)
Husqvarna
CTH151XP
Lawn Tractor
- Cth151 Xp - Hauct15h36b (2004-09)
Jonsered
FR13
Lawn Mower
- Frontrider
Jonsered
FR1385CM
Lawn Mower
- Frontrider
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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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