604486 – Hustler Flat Washer .531 × .812 × .089 HD

✅ Part Overview & Specifications

• Part Number: 604486

• Type: Flat washer (heavy‑duty)

• Inner Diameter: 0.531 in

• Outer Diameter: 0.812 in

• Thickness: 0.089 in

• Design: HyperDrive style, for high load / high vibration use

• 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:

• Deck components

• Pulley assemblies

• Structural or bracket mountings

• Anywhere a sturdy washer is needed under high vibration or torque

⭐ Features & Benefits

• ✅ OEM Quality – Matches Hustler’s factory specifications

• ✅ High Durability – Built to handle heavy duty, vibration, and load stresses

• ✅ Proper Load Distribution – Helps protect mating surfaces and reduces loosening

• ✅ Direct Replacement – Perfect for servicing or refurbishing Hustler equipment

⚠️ Installation Tips

• Use in conjunction with correct bolt / nut and torque settings

• Inspect washer surfaces for wear or deformation before reuse

• Pair with lock nuts or locking washers when vibration resistance is needed

• Replace if bent, cracked, or excessively worn

📦 What’s Included

• 1 × Hustler Flat Washer (Part No. 604486)