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UMA 3-1/8 Vertical Speed Indicator 0-2000 TSO

UMA 3-1/8 Vertical Speed Indicator 0-2000 TSO

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Part numbers : RX1-10-03964 , T8-310-20 , 10-03964
Unit of Measure: EA

488.03 EUR / EA 488.03 EUR 488.03 € excl. VAT

488.03 EUR / EA excl. VAT

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Availability
Up to 5 EA ready to ship on Thursday 2026-08-27
Order before 16:00 CET Tomorrow
Up to 8 EA ready to ship on Monday 2026-08-31
Order before 16:00 CET Tomorrow
7 EA available on request, fees apply
Special order from vendor stock.

The UMA Instruments T8-310-20 is a TSO’d vertical speed indicator in the 3-1/8 in (approximately 79 mm) instrument format. It has a 0–2,000 ft/min scale (approximately 0–610 m/min) and a clearly labelled “Vertical Speed” black-and-white dial.

This direct-reading, self-contained, pressure-actuated instrument incorporates manual zeroing. UMA identifies the T8-310-20 as meeting FAA TSO-C8e specifications.

  • Manufacturer: UMA Instruments
  • Manufacturer part number: T8-310-20
  • Instrument size: 3-1/8 in (approximately 79 mm)
  • Scale: 0–2,000 ft/min (approximately 0–610 m/min)
  • Dial marking: Vertical Speed
  • Dial configuration: black and white
  • Instrument type: direct-reading, self-contained, pressure-actuated vertical speed indicator
  • Manual zeroing
  • TSO specification: FAA TSO-C8e

Please verify the part number, installation data, and applicable aircraft approval basis before installation.

Manufacturer documentation: UMA TSO’d 3-1/8 in Vertical Speed Indicator specification sheet and installation instructions.

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RangeLabelPart No.
0-2000 Ft.Vertical Speed10-03964

Overview

UMA, Inc. is pleased to announce the release of its TSO Certified 3 1/8” Speed Indicator.

-Ranges of ±2,000 ft/min, ±3,000 ft/min, ±4,000 ft/min, ±6,000 ft/min, or ±10 m/s.

-Vertical Speed Indicators are available Labeled: Climb (-x2), Rate of Change (-x3), or Cabin Climb (-x4).

3-1/8” Mounting Diagram




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