PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1646-6TA2-1Indicator,vertical Velocity

Mission Systems Davenport Inc. · NSN 6610-00-663-4141 · FSC 6610 · No Item Name Available
Verified by PartsTable
NSN 6610-00-663-4141 — this item is cataloged by the U.S. Government under National Stock Number 6610-00-663-4141. Primary manufacturer part number: 1646-6TA2-1.
Features
  • Indicator,vertical Velocity — FSC 6610
  • Mechanical Connection Type: INTERNAL PIPE
  • Depth: 4.312 INCHES NOMINAL IN
  • Width: 3.250 INCHES NOMINAL IN
  • Color: WHITE POINTER OVERALL
  • Height: 3.250 INCHES NOMINAL IN
  • Accuracy Rating: 100.000 FEET PER MINUTE SINGLE INDICATOR SINGLE SCALE FT
  • Mechanical Connection Quantity: 1
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Indicator,vertical Velocity, cataloged under National Stock Number 6610-00-663-4141, is classified within Federal Supply Class 6610 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Mission Systems Davenport Inc.. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6610-00-663-4141
Primary Part Number1646-6TA2-1
Item NameIndicator,vertical Velocity
FSC / FSG6610 / 66 — No Item Name Available
ManufacturerMission Systems Davenport Inc.
StatusACTIVE
Mechanical Connection TypeINTERNAL PIPE
Depth4.312 INCHES NOMINAL IN
Width3.250 INCHES NOMINAL IN
ColorWHITE POINTER OVERALL
Height3.250 INCHES NOMINAL IN
Accuracy Rating100.000 FEET PER MINUTE SINGLE INDICATOR SINGLE SCALE FT
Mechanical Connection Quantity1
Pointer FinishNONLUMINOUS SINGLE POINTER
Mechanical Connection Size1/8 IN. IN
Reference Number Differentiating CharacteristicsW/NONLUMINOUS DIAL MARKINGS
Mounting Facility Type and Quantity1 THREADED BEZEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
6610-00-291-70251646-6SB6-2 INTERCHANGEABLE
Indicator,vertical Velocity
Mission Systems Davenport Inc.
6610-00-360-2711 INTERCHANGEABLE
Indicator,vertical Velocity
6610-00-663-4153716BK8-036 INTERCHANGEABLE
Indicator,vertical Velocity
Elbitamerica, Inc.
6610-00-663-4161 INTERCHANGEABLE
Indicator,vertical Velocity
Cross-Reference Index
Part NumberManufacturer
1646-6TA2-1 Mission Systems Davenport Inc. (USA)
1646-6TA2-1 Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems (USA)
AN5825-7 Aeronautical Standards Group Dept of Navy and Air Force (USA)
Related Parts
6610-00-291-7025INTERCHANGEABLE
INDICATOR,VERTICAL VELOCITY
1646-6SB6-2
6610-00-360-2711INTERCHANGEABLE
INDICATOR,VERTICAL VELOCITY
6610-00-663-4153INTERCHANGEABLE
INDICATOR,VERTICAL VELOCITY
716BK8-036
6610-00-663-4161INTERCHANGEABLE
INDICATOR,VERTICAL VELOCITY

Frequently Asked Questions

What is NSN 6610-00-663-4141?

NSN 6610-00-663-4141 is a Indicator,vertical Velocity, manufactured by Mission Systems Davenport Inc., classified under FSC 6610 (No Item Name Available). Status: active.

What are the part numbers for NSN 6610-00-663-4141?

NSN 6610-00-663-4141 has 3 cross-referenced part numbers: 1646-6TA2-1 (Mission Systems Davenport Inc.), 1646-6TA2-1 (Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems), AN5825-7 (Aeronautical Standards Group Dept of Navy and Air Force).

What NSN replaces 6610-00-663-4141?

There are 4 known substitutes for 6610-00-663-4141: 6610-00-291-7025, 6610-00-360-2711, 6610-00-663-4153 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1646-6TA2-1?

Key specifications for 1646-6TA2-1: Mechanical Connection Type: INTERNAL PIPE; Depth: 4.312 INCHES NOMINAL IN; Width: 3.250 INCHES NOMINAL IN; Color: WHITE POINTER OVERALL. 11 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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