11990004 – Wright Hex Bolt 3/8-16 x 2 1/2" Z5 (Genuine OEM Part) The Wright 11990004 is a genuine OEM hex bolt designed to provide a secure and durable fastening solution for compatible Wright commercial mowers and outdoor equipment. This bolt features a 3/8-16 thread size and 2 1/2-inch length, making it suitable for key structural and mechanical attachment points where strength and reliability are essential. Manufactured to Wright’s original equipment specifications, this hex bolt is constructed from hardened steel with a Z5 finish for improved corrosion resistance and long service life. Using genuine Wright hardware helps ensure proper fit, reliable clamping force, and equipment durability. Product Details Manufacturer Part Number: 11990004 Brand: Wright Part Type: Hex Bolt Thread Size: 3/8-16 Length: 2 1/2 inches Finish: Z5 corrosion-resistant coating System: Fastening hardware Function Provides secure fastening for frame, deck, and component mounts Maintains proper clamping force in vibration-prone environments Designed to resist corrosion and mechanical wear Ensures proper bolt fit and torque retention Compatibility Fits select Wright Commercial mower models and outdoor equipment Often used in structural, deck, or drive assembly locations Always verify part number and bolt size before installation How It’s Used This hex bolt installs into threaded holes or nuts as specified by Wright parts diagrams. Correct thread engagement and torque to manufacturer specifications are essential for safe and reliable assembly. Suggested Maintenance Inspect bolts during routine service Replace if bent, corroded, or with stripped threads Tighten to specified torque settings Use only OEM hardware for safety and performance The Wright 11990004 Hex Bolt 3/8-16 x 2 1/2" Z5 is a robust fastening solution for OEM assemblies where strength, durability, and secure connection are required.
