16350857-1-M-Husqvarna-521996502-Nut 3/8-16 Flange Nyloc
Part Location Diagram of 521996502 Husqvarna Nut 3/8-16 Flange Nyloc
See part A-14 in the diagram
16350857-1-S-Husqvarna-521996502-Nut 3/8-16 Flange Nyloc 360 view
( Grid squares measure 1x1 inch )
16350857-1-S-Husqvarna-521996502-Nut 3/8-16 Flange Nyloc 16350857-2-S-Husqvarna-521996502-Nut 3/8-16 Flange Nyloc 16350857-3-S-Husqvarna-521996502-Nut 3/8-16 Flange Nyloc 16350857-1-S-Husqvarna-521996502-Nut 3/8-16 Flange Nyloc 360 view
Part Location Diagram of 521996502 Husqvarna Nut 3/8-16 Flange Nyloc

Nut 3/8-16 Flange Nyloc 521996502

$6.55
In Stock
Fix Number:
FIX16350857
Manufacturer #:
521996502
Manufactured by:
Husqvarna

Jump to:

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.

  • Works with the following brands:
    Husqvarna, RedMax, Jonsered, Craftsman
  • Works with the following products:
    Lawn Mower, Lawn Tractor, Lawn Tractor Accessories, Engine
  • Part# 521996502 replaces these:
    5219965-01, 521996501, 521996502
Works with the following brands:
Husqvarna, RedMax, Jonsered, Craftsman
Works with the following products
Lawn Mower, Lawn Tractor, Lawn Tractor Accessories, Engine
Part Number Cross Reference
Part# 521996502 replaces these:
5219965-01, 521996501, 521996502

Questions and Answers

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Model Compatibility

This part works with the following models:
Fix Number: FIX16350857
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
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Craftsman 917204130 Lawn Tractor - Lawn Tractor
Nut 3/8-16 Flange Nyloc
$ 6.55
  In Stock
Stock Status
 In Stock

Item is in stock and will ship today if your order is placed before 4:00 PM Eastern Standard Time.

If your order is placed after 4:00 PM EST, the in stock items will ship on the next business day.

 On Order

Item is not in stock and usually ships 3-5 business days from the time you place your order.

 Special Order

Item is not in stock and usually ships 10-15 business days from the time you place your order.

 NLA - No Longer Available

This item is no longer being made by the manufacturer, and cannot be added to your shopping cart.