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Product Description
?This is an authentic replacement part manufactured for use with riding lawnmowers. The hex flange nut is commonly used to secure the deck pulley to the idler guard and arm. This flange nut is sold individually, please see model diagram for associative parts.
Frequently Purchased Together
?Troubleshooting
- Husqvarna
- RedMax
- Jonsered
- Craftsman
- Poulan
- Lawn Mower
- Lawn Tractor
- Lawn Tractor Accessories
- Engine
Customer Part Reviews
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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.
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Replace old bolt with new
Richard from Wellsville, Missouri
pulley seized and pulley came off and damaged belt
Howard from Amelia Court House, VA
- Difficulty Level:
- Easy
- Total Repair Time:
- 30 - 60 mins
- Tools:
- Pliers, Screw drivers, Socket set, Wrench set
removed belt and bad pulley and loosened tensioner
checked other pulleys and greased the mower deck blade fittings
put new pulley on and routed new belt
setup mower deck and checked belt routing and then set tensioner and started up and checked mower deck for operation.
Nut came off wheel and wheel fell off deck.
Robert from Custer, Wisconsin
- Difficulty Level:
- Easy
- Total Repair Time:
- Less than 15 mins
- Tools:
- Socket set
- Parts Used:
- 521996502
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Model Cross Reference
Manufacturer Part Number: 521996502
| Brand | Model Number | Description |
|---|---|---|
| Husqvarna | 125R | Brush Cutter - 125 R (20064000001-Current) |
| Husqvarna | 142R | Brush Cutter - 142 R (20001900001-Current) |
| Husqvarna | 143RII | Brush Cutter - 143 Rii (20150400001-20180500000) |
| Husqvarna | 150BT | Leaf Blower / Vacuum - 150 Bt (20071800001-20084000000) |
| Husqvarna | 257 | Chainsaw - 257 (19942300001-19960100000) |
| Husqvarna | 272XP | Chainsaw - 272 Xp (20163200001-20173200000) |
| Husqvarna | 28982 | Lawn Tractor - Zero-Turn Riding Lawn Mower |
| Husqvarna | 289820 | Lawn Mower - Husqvarna Lawn Mower Model 289820 Parts |
| Husqvarna | 289823 | Lawn Mower - Husqvarna Lawn Mower Model 289823 Parts |
| Poulan | 301ZX | Lawn Mower - Zero Turn Mower |
| Husqvarna | 30IN | Lawn Tractor Accessories - Grass Collectors - 30 In (2009-11) |
| Husqvarna | 327HDA65 | Hedge Trimmer - 327 Hda65 X-Series |
| Poulan | 380ZX | Lawn Mower - Ride-On Mower |
| Husqvarna | 38IN | Lawn Tractor Accessories - Grass Collectors - 38 In (2010-04) |
| Husqvarna | 4222F | Lawn Mower - Zero Turn Consumer |
| Husqvarna | 43EL | Lawn Mower - Royal 43el |
| Husqvarna | 460ZX | Lawn Mower - Ride-On Mower |
| Poulan | 461ZX | Lawn Mower - Zero Turn Mower |
| Husqvarna | 500HD | Lawn Mower - 500hd, 599888101, 2020-08 |
| Poulan | 541ZX-966681901 | Lawn Mower - Zero Turn Lawn Mower |
| Husqvarna | 54IN | Lawn Tractor Accessories - Grass Collectors - 54 In (2019-05) |
| Husqvarna | 582559701 | Garage and Workshop - Collection System, 48-inch |
| Husqvarna | 587960201 | Lawn Mower - Collection System, 48 Inch |
| Husqvarna | 591111401 | Garage and Workshop - Collection System, 54 In |
| Husqvarna | 592620801 | Garage and Workshop - Collection System, 54 In |
| Husqvarna | 598702901 | Hand Truck & Dolly - Tow Behind, 598702901, 2020-08 |
| Husqvarna | 598703001 | Lawn Mower - Deck Mount, 598703001, 2020-08 |
| Husqvarna | 599888101 | Lawn Tractor Accessories - Grass Collectors - 599888101 (2020-08) |
| Husqvarna | 599888201 | Lawn Tractor Accessories - Grass Collectors - 599888201 (2020-08) |
| Craftsman | 917204130 | Lawn Tractor - Lawn Tractor |
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.