Shaft Extension NS 032994 - Coats fmr. Ammco-Coats / Hennesy

The Ammco-Coats 8539 Shaft Extension (NS 032994) is an essential accessory designed to expand the capabilities of professional automotive measuring tools. This specialized extension bar integrates seamlessly with Ammco micrometers, specifically the #8500 model, to accurately measure larger components. It provides technicians with the necessary range to handle a wider variety of vehicle braking systems, ensuring precise measurements for optimal service and repair.

Key Features

• Extended Measurement Range: Increases the operational span of compatible micrometers, enabling accurate readings on larger brake drums and rotors.
• Designed for Ammco #8500 Micrometer: Engineered for a precise fit and reliable performance when used with the Ammco 8500 micrometer (and #850050 for metric applications).
• Professional-Grade Construction: Built to withstand the demands of a busy shop environment, ensuring durability and consistent accuracy.
• Enhances Precision: Allows technicians to maintain high measurement standards across a broader spectrum of automotive and industrial components.
• Part Number Clarity: Also identified as Hennessy Industries 8539 Extension Bar and part number 90853950, ensuring correct product identification.

Applications

This shaft extension is primarily utilized in automotive service centers and industrial workshops for accurate measurement tasks. Its main application is extending the reach of Ammco micrometers to facilitate the precise measurement of large diameter brake drums and rotors on a variety of vehicles, from passenger cars to light and medium-duty trucks. This is crucial for verifying component specifications, diagnosing wear, and ensuring proper machining or replacement.