PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ST12Test Set,synchro

Mission Systems Davenport Inc. · NSN 6625-00-927-8028 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-927-8028 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-927-8028. Primary manufacturer part number: ST12.
Features
  • Test Set,synchro — FSC 6625
  • Width: 15.500 INCHES NOMINAL IN
  • Electrical Power Source Relationship: ALTERNATE OPERATING
  • Accessory Component Quantity: 2
  • AC Voltage Rating: 115.0 VOLTS NOMINAL AND 26.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED
  • Length: 16.750 INCHES NOMINAL IN
  • Accessory Identifying Number: 1727 PART NO.
  • Height: 9.500 INCHES NOMINAL IN
Applications
  • Applications requiring Aluminum Carrying Case construction
General Description

The Test Set,synchro, cataloged under National Stock Number 6625-00-927-8028, is classified within Federal Supply Class 6625 (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 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-927-8028
Primary Part NumberST12
Item NameTest Set,synchro
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerMission Systems Davenport Inc.
StatusACTIVE
Width15.500 INCHES NOMINAL IN
Electrical Power Source RelationshipALTERNATE OPERATING
Accessory Component Quantity2
AC Voltage Rating115.0 VOLTS NOMINAL AND 26.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED
Length16.750 INCHES NOMINAL IN
Accessory Identifying Number1727 PART NO.
Height9.500 INCHES NOMINAL IN
Test Type for Which DesignedACCURACY OF ANGULAR MOTION,DETECTION OF OVERLOADS,MEASUREMENT OF VOLTAGE
Accessory Controlling AgencyCONSOLIDATED AIRBORNE SYSTEMS
Enclosure FeatureMULTIPLE ITEM W/CARRYING CASE
FSC Application DataTEST SETS,SYNCHRO,EXCEPT SPECIALLY DESIGNED
Major ComponentsTEST PLUG ASSEMBLY;CABLE ASSEMBLY
Frequency Rating400.0 HERTZ NOMINAL LOCATION NOT OTHERWISE SPECIFIED
PhaseSINGLE LOCATION NOT OTHERWISE SPECIFIED
MaterialALUMINUM CARRYING CASE
Height9.500 INCHES NOMINAL IN
Width15.500 INCHES NOMINAL IN
Electrical Power Source RelationshipALTERNATE OPERATING
Accessory Component Quantity2
AC Voltage Rating115.0 VOLTS NOMINAL AND 26.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED
Length16.750 INCHES NOMINAL IN
Accessory Identifying Number1727 PART NO.
Test Type for Which DesignedACCURACY OF ANGULAR MOTION,DETECTION OF OVERLOADS,MEASUREMENT OF VOLTAGE
Accessory Controlling AgencyCONSOLIDATED AIRBORNE SYSTEMS
Enclosure FeatureMULTIPLE ITEM W/CARRYING CASE
FSC Application DataTEST SETS,SYNCHRO,EXCEPT SPECIALLY DESIGNED
Major ComponentsTEST PLUG ASSEMBLY;CABLE ASSEMBLY
Frequency Rating400.0 HERTZ NOMINAL LOCATION NOT OTHERWISE SPECIFIED
PhaseSINGLE LOCATION NOT OTHERWISE SPECIFIED
MaterialALUMINUM CARRYING CASE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeU
Unit of IssueEA
SMR CodeVU
Weight22.0000 lbs
Cube1.6725 cu ft
Verified Substitutes 5
5961-00-074-0349 INTERCHANGEABLE
Semiconductor Device,diode
6630-00-404-25002080-250 INTERCHANGEABLE
Bulb,leveling,gas Analysis Appar
Corning Glass Works
5930-00-409-548210689632-2 INTERCHANGEABLE
Switch,toggle
Us Army Aviation and Missile Command
5430-01-626-6547ST-12 INTERCHANGEABLE
Tank,pressure
Amtrol Inc
4910-01-698-5534ST-12 INTERCHANGEABLE
Jack,dolly Type,hydraulic
Tpx Inc Dba Tpx Machine Skates
Cross-Reference Index
Part NumberManufacturer
ST12 PRIMARY Mission Systems Davenport Inc. (USA)
Related Parts
5961-00-074-0349INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
6630-00-404-2500INTERCHANGEABLE
BULB,LEVELING,GAS ANALYSIS APPAR
2080-250
5930-00-409-5482INTERCHANGEABLE
SWITCH,TOGGLE
10689632-2
5430-01-626-6547INTERCHANGEABLE
TANK,PRESSURE
ST-12
4910-01-698-5534INTERCHANGEABLE
JACK,DOLLY TYPE,HYDRAULIC
ST-12

Frequently Asked Questions

What is NSN 6625-00-927-8028?

NSN 6625-00-927-8028 is a Test Set,synchro, manufactured by Mission Systems Davenport Inc., classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-927-8028?

NSN 6625-00-927-8028 has 1 cross-referenced part number: ST12 (Mission Systems Davenport Inc.).

What NSN replaces 6625-00-927-8028?

There are 5 known substitutes for 6625-00-927-8028: 5961-00-074-0349, 6630-00-404-2500, 5930-00-409-5482 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of ST12?

Key specifications for ST12: Width: 15.500 INCHES NOMINAL IN; Electrical Power Source Relationship: ALTERNATE OPERATING; Accessory Component Quantity: 2; AC Voltage Rating: 115.0 VOLTS NOMINAL AND 26.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED. 30 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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