Hunter Wheel Balancer Hub Wing Nut, 40mm x 8mm Thread Pitch, Compatible with DSP/GSP 7700-9700 Models, Part #812103

Replacement Hub Wing Nut for Hunter Wheel BalancersThis is a replacement hub wing nut (part number 812103) designed for specific models of Hunter Engineering wheel balancers. It is a crucial component for securing the wheel to the balancing machine’s spindle.Product Specifications & CompatibilityPart Type: Hub Wing Nut (Wheel Balancer Accessory)Manufacturer Part Number: 812103Thread Specification: 40mm diameter x 8mm pitch.Condition: NewCompatible Hunter Balancer Models (with matching 40mm x 8mm spindle):DSP7700, DSP8500, DSP9000, DSP9200, DSP9500, DSP9600GSP9700Important Note: Measurement must be taken before installation (Mandatory Pre-Installation Check) This nut will ONLY fit balancer spindles with EXACTLY 40mm diameter and 8mm thread pitch.How to measure the pitch of a thread: Use a caliper or a thread gauge. Measure the distance from the left edge of one thread to the left edge of the next adjacent thread. This distance should be 8 millimeters.Measuring and confirming your device parameters is the only way to ensure compatibility. Installing mismatched nuts may cause thread damage or prevent the wheel from being fixed. Function and ApplicationThis butterfly nut is used to fix the wheel adapter or cone assembly to the main shaft of the balancing machine during dynamic balancing operations, ensuring the stability of the wheel during rotation. It is an essential accessory for achieving accurate balancing. Packaging Contents 1 x Butterfly Nut (Part No. 812103) DisclaimerThis product is a replacement part. The purchaser is ultimately responsible for confirming its compatibility with their own device. The seller is not liable for any damage to the device caused by the use of incompatible parts or improper installation.

• Specific Fit for Hunter Balancers – This hub wing nut is designed for Hunter wheel balancing machines with a spindle shaft measuring 40mm in diameter and 8mm thread pitch (distance between threads)
• Compatible Model List – Engineered to be compatible with Hunter DSP and GSP series balancers, including DSP7700, DSP8500, DSP9000, DSP9200, DSP9500, DSP9600, and GSP9700
• Precise OEM Replacement – A direct replacement for Hunter OEM part number 812103. It is intended to secure the wheel adapter or cone assembly onto the balancer spindle during the balancing process
• Critical Measurement Before Purchase – You must verify your balancer’s spindle specifications. Measure the shaft diameter and thread pitch (8mm) to ensure compatibility. An incorrect nut will not fit and may damage threads
• Durable Industrial Use – Constructed as a replacement part for professional automotive service equipment, designed for repeated use in a shop environment.