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Description
11990149 – Wright Carriage Bolt 5/8-11 x 6½" Z5 (Genuine OEM Part)
The Wright 11990149 is a genuine OEM carriage bolt designed to provide strong, vibration-resistant fastening for compatible Wright commercial mowers and outdoor power equipment. Featuring a 5/8-11 thread size and 6½-inch length, this bolt is ideal for structural assemblies where a smooth, rounded head and integrated square shoulder are needed for a secure, anti-rotation fit.
Manufactured to Wright’s original equipment specifications, this carriage bolt is made from hardened steel with a Z5 corrosion-resistant finish, providing long-lasting performance in outdoor environments. Using genuine Wright hardware ensures proper fit, reliable clamping force, and extended service life.
Product Details
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Manufacturer Part Number: 11990149
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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: 6½ 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 in structural assemblies
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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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Typically used in frame, deck, and heavy-load structural 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 slots where its square shoulder seats securely, preventing rotation as the nut is tightened. It is commonly used in structural or heavy-load area assemblies where a flush, rounded head and anti-rotation performance are needed.
Proper torque to Wright specifications ensures secure assembly and long-term reliability.
Suggested Maintenance
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Inspect bolts during routine equipment service
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Replace if bent, corroded, or with damaged threads
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Ensure proper hole fit to prevent bolt rotation
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Use OEM-specified hardware for optimal performance
The Wright 11990149 Carriage Bolt 5/8-11 x 6½" Z5 is a reliable, heavy-duty fastening solution for demanding structural applications where strength, anti-rotation, and durability are essential.
