PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MILS20708Synchro,transmitter

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5990-00-912-8849 · FSC 5990 · No Item Name Available
Verified by PartsTable
NSN 5990-00-912-8849 — this item is cataloged by the U.S. Government under National Stock Number 5990-00-912-8849. Primary manufacturer part number: MILS20708.
Features
  • Synchro,transmitter — FSC 5990
  • Maximum Total Null Voltage Output in Millivolts Per Volt: 19.00
  • Shaft Thread Series Designator: UNF SINGLE SHAFT
  • Shaft Diameter: 0.1872 INCHES NOMINAL SINGLE SHAFT IN
  • Shaft Nominal Thread Size: 0.190 INCHES SINGLE SHAFT IN
  • Rotor Input Voltage Rating in Volts: 26.0 NOMINAL
  • Transformation Ratio: 0.454 ROTOR TO STATOR NOMINAL
  • Body Size: 11
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Synchro,transmitter, cataloged under National Stock Number 5990-00-912-8849, is classified within Federal Supply Class 5990 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5990-00-912-8849
Primary Part NumberMILS20708
Item NameSynchro,transmitter
FSC / FSG5990 / 59 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusCANCELLED
Maximum Total Null Voltage Output in Millivolts Per Volt19.00
Shaft Thread Series DesignatorUNF SINGLE SHAFT
Shaft Diameter0.1872 INCHES NOMINAL SINGLE SHAFT IN
Shaft Nominal Thread Size0.190 INCHES SINGLE SHAFT IN
Rotor Input Voltage Rating in Volts26.0 NOMINAL
Transformation Ratio0.454 ROTOR TO STATOR NOMINAL
Body Size11
Spline Tooth Quantity21 SINGLE SHAFT
Shaft Length0.4930 INCHES NOMINAL SINGLE SHAFT IN
Rotor Input Current Rating140.0 MILLIAMPERES NOMINAL
Terminal Type and Quantity5 SCREW
Phase Shift Angle in Deg5.500 INPUT TO OUTPUT NOMINAL
Shaft Thread Class2A SINGLE SHAFT A
Torque Gradient Per Angular Deg0.008 INCH-OUNCES NOMINAL IN
Frequency in Hertz400.0 NOMINAL
Spline Tooth Diametral Pitch120 SINGLE SHAFT
Rotor Input Electrical Power Rating600.0 MILLIWATTS NOMINAL
Shaft TypeSPLINE W/THREADS SINGLE SHAFT
Shaft Thread DirectionRIGHT-HAND SINGLE SHAFT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
5990-00-018-9723M20708/20-01C INTERCHANGEABLE
Synchro,transmitter
Sae International Dba Sae International
5990-00-503-4126 INTERCHANGEABLE
Synchro,transmitter
5990-00-552-9365 INTERCHANGEABLE
Synchro,receiver
5990-00-644-0101 INTERCHANGEABLE
Synchro,differential Transmitter
5990-00-677-6476M20708/25-01B INTERCHANGEABLE
Synchro,control Transformer
Sae International Dba Sae International
5990-00-851-2793 INTERCHANGEABLE
Synchro,differential Transmitter
5990-00-866-3692 INTERCHANGEABLE
Synchro,differential Transmitter
5990-00-899-0517 INTERCHANGEABLE
Synchro,control Transformer
5990-00-924-4164M20708/8-01C INTERCHANGEABLE
Synchro,transmitter
Sae International Dba Sae International
5990-01-121-1175M20708/67-01B INTERCHANGEABLE
Synchro,differential Receiver
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
MILS20708 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
26V11CX4B Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5990-00-018-9723INTERCHANGEABLE
SYNCHRO,TRANSMITTER
M20708/20-01C
5990-00-503-4126INTERCHANGEABLE
SYNCHRO,TRANSMITTER
5990-00-552-9365INTERCHANGEABLE
SYNCHRO,RECEIVER
5990-00-644-0101INTERCHANGEABLE
SYNCHRO,DIFFERENTIAL TRANSMITTER
5990-00-677-6476INTERCHANGEABLE
SYNCHRO,CONTROL TRANSFORMER
M20708/25-01B
5990-00-851-2793INTERCHANGEABLE
SYNCHRO,DIFFERENTIAL TRANSMITTER
5990-00-866-3692INTERCHANGEABLE
SYNCHRO,DIFFERENTIAL TRANSMITTER
5990-00-899-0517INTERCHANGEABLE
SYNCHRO,CONTROL TRANSFORMER
5990-00-924-4164INTERCHANGEABLE
SYNCHRO,TRANSMITTER
M20708/8-01C
5990-01-121-1175INTERCHANGEABLE
SYNCHRO,DIFFERENTIAL RECEIVER
M20708/67-01B

Frequently Asked Questions

What is NSN 5990-00-912-8849?

NSN 5990-00-912-8849 is a Synchro,transmitter, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5990 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5990-00-912-8849?

NSN 5990-00-912-8849 has 2 cross-referenced part numbers: MILS20708 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 26V11CX4B (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5990-00-912-8849?

There are 10 known substitutes for 5990-00-912-8849: 5990-00-018-9723, 5990-00-503-4126, 5990-00-552-9365 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MILS20708?

Key specifications for MILS20708: Maximum Total Null Voltage Output in Millivolts Per Volt: 19.00; Shaft Thread Series Designator: UNF SINGLE SHAFT; Shaft Diameter: 0.1872 INCHES NOMINAL SINGLE SHAFT IN; Shaft Nominal Thread Size: 0.190 INCHES SINGLE SHAFT IN. 20 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5990-00-912-8849 still in active supply?

NSN 5990-00-912-8849 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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