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Description
11990184 – Wright Carriage Bolt 5/8-11 x 7" Z5 (Genuine OEM Part)
The Wright 11990184 is a genuine OEM carriage bolt engineered to provide reliable and vibration-resistant fastening for compatible Wright commercial mowers and outdoor power equipment. Featuring a 5/8-11 thread size and 7-inch length, this bolt is ideal for structural frame, deck, or suspension assembly applications where a smooth, rounded head and anti-rotation performance are required.
Manufactured to Wright’s original equipment specifications, this carriage bolt is constructed from hardened steel with a Z5 corrosion-resistant finish to withstand moisture, vibration, and rugged outdoor conditions. The square shoulder under the head seats into square holes or mating slots, preventing rotation during assembly and ensuring dependable clamping force.
Product Details
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Manufacturer Part Number: 11990184
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Brand: Wright
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Part Type: Carriage Bolt
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Thread Size: 5/8-11
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Length: 7 inches
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Finish: Z5 corrosion-resistant coating
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System: Fastening hardware
Function
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Provides secure fastening with a smooth, domed head
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Square shoulder locks into place to prevent rotation
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Maintains clamping force under vibration and load
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Resists corrosion and wear in demanding outdoor use
Compatibility
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Fits select Wright commercial mower models
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Commonly used in structural, deck, or mounting locations
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Always verify part number and bolt specifications before installation
How It’s Used
This carriage bolt installs into square holes or mating slots where its square shoulder seats securely, preventing rotation as the nut is tightened. It’s commonly used where a flush rounded head and stable anti-rotation performance are needed.
Proper torque to Wright specifications ensures secure assembly and long-term reliability.
Suggested Maintenance
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Inspect carriage bolts during routine service
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Replace if bent, corroded, or with damaged threads
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Ensure the shoulder seats properly to prevent rotation
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Use OEM-specified hardware for optimal performance
The Wright 11990184 Carriage Bolt 5/8-11 x 7" Z5 is a dependable fastening solution for demanding structural and deck mounting applications where strength and anti-rotation performance are essential.
