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Description
05901507 – Ariens / Gravely Flanged Hex Bolt (BLT-HEX .38-16 × 1.25, Grade 5, EP80 Yellow Zinc)
The Ariens / Gravely 05901507 is a genuine OEM flanged hex head bolt engineered for secure fastening in high-load structural and powertrain assemblies. Featuring an integral flange and Grade 5 strength, this bolt provides excellent clamping force and resistance to loosening, making it well suited for demanding commercial mower applications.
Finished with EP80 yellow zinc plating, the bolt offers enhanced corrosion protection while maintaining consistent torque characteristics.
Key Details
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Part Number: 05901507
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Brand: Ariens / Gravely
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Part Type: Flanged Hex Head Bolt
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Thread Size: .38-16 (3/8"-16 UNC)
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Length: 1.25 in
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Grade: Grade 5
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Finish: EP80 Yellow Zinc (YZ)
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Head Style: Hex with integral flange
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Function: Structural and powertrain fastening
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OEM Status: Genuine Ariens / Gravely replacement part
Applications & Compatibility
This flanged hex bolt is specified in the following Ariens / Gravely commercial mower application:
Gravely ProZOOM® Series
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ProZOOM 1952S
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Kawasaki® engine, 52" deck
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Used in Engine, Hydraulic, and Mainframe Assembly
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Applies to serial numbers 002500 and above
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Product Highlights
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Flanged head distributes load evenly without a separate washer
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Grade 5 construction supports high-stress applications
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EP80 yellow zinc coating resists corrosion in commercial use
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OEM fit ensures proper alignment and long-term durability
The 05901507 Ariens / Gravely flanged hex bolt is a critical OEM fastener for maintaining structural integrity and reliable operation in the engine, hydraulic, and mainframe assemblies of Gravely ProZOOM commercial zero-turn mowers.
