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Description
06528300 — Slotted Hex Nut .75-20 (Genuine OEM Ariens / Gravely Part)
The 06528300 slotted hex nut is a genuine OEM Ariens / Gravely fastener designed for securing wheel hubs, axles, and rotating shaft assemblies on a wide range of Ariens and Gravely commercial and residential equipment. This 3/4-20 fine-thread hex nut is commonly used in applications that require positive locking with a cotter pin, ensuring safe retention under vibration and heavy load.
Manufactured to Ariens and Gravely factory specifications, this nut provides proper thread engagement, correct torque retention, and long-term durability in wheel, motor, and hydrostatic drive assemblies.
Key Details
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Manufacturer Part Number: 06528300
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Part Name: Nut, Hex, Slotted
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Brand: Ariens / Gravely
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Thread Size: 3/4-20 (fine thread, UNF)
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Nut Type: Slotted hex nut
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Material / Finish: OEM steel (factory-spec finish)
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Function: Secures wheels and rotating components using cotter pin retention
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Installation: Direct OEM replacement
Applications
The Ariens / Gravely 06528300 nut is primarily used in:
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Front and rear wheel hubs
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Axle shafts
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Motor and wheel assemblies
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Hydrostatic drive and wheel drive systems
It is typically installed where a castle/slotted nut with cotter pin is required to prevent loosening during operation.
Compatibility
This OEM nut is used across a wide range of Ariens and Gravely equipment, including but not limited to:
Gravely & Ariens Zero-Turn, Walk-Behind, and Commercial Units
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Pro 250 series
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PM300 / PM310 series
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PM34M / PM44M series
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Compact-Pro 34 (Side & Rear Discharge)
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PM34Z / PM44Z
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ZT XL and early ZT platforms
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Floating Deck and Hydrostatic Drive models
It appears in Wheels, Front and Rear Wheels, Motors and Wheels, and Hydrostatic Components sections depending on model and production range.
Why Use Genuine OEM 06528300
Using the OEM Ariens / Gravely 06528300 nut ensures:
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Correct thread pitch and axle fit
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Proper cotter-pin alignment
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Secure wheel retention under load
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Reduced risk of loosening or hub damage
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Long service life in high-vibration environments
This makes it the correct and reliable replacement for Ariens and Gravely wheel and axle assemblies.
