604486 – Hustler Flat Washer .531 × .812 × .089 HD
✅ Part Overview & Specifications
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Part Number: 604486
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Type: Flat washer (heavy‑duty)
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Inner Diameter: 0.531 in
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Outer Diameter: 0.812 in
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Thickness: 0.089 in
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Design: HyperDrive style, for high load / high vibration use
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Function: Distributes load, prevents pull through, helps maintain fastening integrity
🔍 Application & Use
This washer is a genuine Hustler component used in mower and garden equipment assemblies. It is often applied in high-stress fastening points, such as:
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Deck components
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Pulley assemblies
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Structural or bracket mountings
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Anywhere a sturdy washer is needed under high vibration or torque
⭐ Features & Benefits
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✅ OEM Quality – Matches Hustler’s factory specifications
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✅ High Durability – Built to handle heavy duty, vibration, and load stresses
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✅ Proper Load Distribution – Helps protect mating surfaces and reduces loosening
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✅ Direct Replacement – Perfect for servicing or refurbishing Hustler equipment
⚠️ Installation Tips
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Use in conjunction with correct bolt / nut and torque settings
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Inspect washer surfaces for wear or deformation before reuse
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Pair with lock nuts or locking washers when vibration resistance is needed
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Replace if bent, cracked, or excessively worn
📦 What’s Included
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1 × Hustler Flat Washer (Part No. 604486)
