PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MILS20708Synchro,differential Transmitter

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5990-00-866-3692 · FSC 5990 · No Item Name Available
Verified by PartsTable
NSN 5990-00-866-3692 — this item is cataloged by the U.S. Government under National Stock Number 5990-00-866-3692. Primary manufacturer part number: MILS20708.
Features
  • Synchro,differential Transmitter — FSC 5990
  • Stator Input Voltage Rating in Volts: 90.0 NOMINAL
  • Flange Diameter: 1.7500 INCHES NOMINAL IN
  • Shaft Diameter: 0.1870 INCHES NOMINAL SINGLE SHAFT IN
  • Shaft Thread Class: 2A SINGLE SHAFT A
  • Shaft Nominal Thread Size: 0.1900 INCHES FRONT SHAFT IN
  • Shaft Thread Series Designator: UNF SINGLE SHAFT
  • Shaft Length: 0.5500 INCHES NOMINAL SINGLE SHAFT IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Synchro,differential Transmitter, cataloged under National Stock Number 5990-00-866-3692, 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 16 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5990-00-866-3692
Primary Part NumberMILS20708
Item NameSynchro,differential Transmitter
FSC / FSG5990 / 59 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Stator Input Voltage Rating in Volts90.0 NOMINAL
Flange Diameter1.7500 INCHES NOMINAL IN
Shaft Diameter0.1870 INCHES NOMINAL SINGLE SHAFT IN
Shaft Thread Class2A SINGLE SHAFT A
Shaft Nominal Thread Size0.1900 INCHES FRONT SHAFT IN
Shaft Thread Series DesignatorUNF SINGLE SHAFT
Shaft Length0.5500 INCHES NOMINAL SINGLE SHAFT IN
Stator Input Electrical Power Rating1.3 WATTS NOMINAL
Frequency in Hertz400.0 NOMINAL
Body Size18
Stator Input Current Rating120.0 MILLIAMPERES NOMINAL
Shaft Thread Length0.2000 INCHES NOMINAL SINGLE SHAFT IN
Spline Tooth Diametral Pitch120 SINGLE SHAFT
Spline Tooth Quantity21 SINGLE SHAFT
Terminal Type and Quantity6 SCREW
Shaft TypeSPLINE W/THREADS SINGLE SHAFT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
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
5990-00-899-0517 INTERCHANGEABLE
Synchro,control Transformer
5990-00-912-8849 INTERCHANGEABLE
Synchro,transmitter
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
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
5990-00-899-0517INTERCHANGEABLE
SYNCHRO,CONTROL TRANSFORMER
5990-00-912-8849INTERCHANGEABLE
SYNCHRO,TRANSMITTER
5990-01-121-1175INTERCHANGEABLE
SYNCHRO,DIFFERENTIAL RECEIVER
M20708/67-01B

Frequently Asked Questions

What is NSN 5990-00-866-3692?

NSN 5990-00-866-3692 is a Synchro,differential 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: active.

What are the part numbers for NSN 5990-00-866-3692?

NSN 5990-00-866-3692 has 1 cross-referenced part number: MILS20708 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5990-00-866-3692?

There are 9 known substitutes for 5990-00-866-3692: 5990-00-018-9723, 5990-00-503-4126, 5990-00-552-9365 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MILS20708?

Key specifications for MILS20708: Stator Input Voltage Rating in Volts: 90.0 NOMINAL; Overall Length: 3.2050 INCHES NOMINAL IN; Flange Diameter: 1.7500 INCHES NOMINAL IN; Shaft Diameter: 0.1870 INCHES NOMINAL SINGLE SHAFT IN. 17 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com