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Description
11990161 – Wright Hex Bolt, Full Thread 1/4-20 x 1 1/2" YZ8 (Genuine OEM Part)
The Wright 11990161 is a genuine OEM fully threaded hex bolt designed to provide reliable fastening for compatible Wright commercial mowers and outdoor power equipment. Featuring a 1/4-20 thread size and 1 1/2-inch length, this bolt is ideal for light-to-medium load applications where full threading ensures maximum thread engagement throughout the length of the fastener.
Manufactured to Wright’s original equipment specifications, this hex bolt is made from hardened steel with a YZ8 corrosion-resistant finish to withstand moisture, vibration, and outdoor exposure. Using genuine Wright hardware ensures proper fit, dependable performance, and long service life.
Product Details
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Manufacturer Part Number: 11990161
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Brand: Wright
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Part Type: Hex Bolt (Fully Threaded)
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Thread Size: 1/4-20
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Length: 1 1/2 inches
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Finish: YZ8 corrosion-resistant coating
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System: Fastening hardware
Function
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Provides secure fastening in light-to-medium load applications
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Full threading offers maximum thread engagement
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Maintains clamping force under vibration and load
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Resists corrosion and wear in outdoor environments
Compatibility
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Fits select Wright commercial mower models
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Used in trim, guard, accessory, or low-stress mounting points
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Always verify part number and bolt specifications before installation
How It’s Used
This hex bolt installs into threaded holes or paired with nuts on component assemblies. Full threading ensures strong engagement and reliable clamping throughout the bolt length.
Proper torque to manufacturer specifications helps ensure secure assembly.
Suggested Maintenance
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Inspect fasteners during routine equipment service
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Replace if corroded, bent, or with damaged threads
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Tighten to specified torque values
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Use OEM-specified hardware for optimal performance
The Wright 11990161 Hex Bolt, Fully Threaded 1/4-20 x 1 1/2" YZ8 is an effective fastening solution for light-to-medium load applications where full thread engagement, reliability, and corrosion resistance are essential.
