UMA 3-1/8 Vertical Speed Indicator 0-4000 Rate Of Climb TSO

The UMA Instruments T8-310-43 is a 3-1/8 in (approximately 79 mm) vertical speed indicator with a 0–4,000 ft/min rate-of-change scale. It is part of UMA’s TSO’d vertical speed indicator range and features a black-and-white dial marked “Rate of Change”.

• Manufacturer: UMA Instruments
• Manufacturer part number: T8-310-43
• Instrument size: 3-1/8 in (approximately 79 mm)
• Range: 0–4,000 ft/min (approximately 0–20.3 m/s)
• Dial marking: Rate of Change
• Instrument type: direct-reading, self-contained, pressure-actuated vertical speed indicator with manual zeroing
• Meets FAA TSO-C8e specifications according to UMA documentation

Please verify the applicable maintenance data, installation instructions and regulatory requirements before installation. FAA TSO compliance does not by itself establish EASA approval or suitability for a particular aircraft installation.

Manufacturer documentation: UMA T8-31 series specification sheet and UMA 2-1/4 in and 3-1/8 in vertical speed indicator installation instructions.