PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M20708/8-01CSynchro,transmitter

Sae International Dba Sae International · NSN 5990-00-924-4164 · FSC 5990 · No Item Name Available
Verified by PartsTable
NSN 5990-00-924-4164 — this item is cataloged by the U.S. Government under National Stock Number 5990-00-924-4164. Primary manufacturer part number: M20708/8-01C.
Features
  • Synchro,transmitter — FSC 5990
  • Body Style: STANDARD ROUND C
  • Flange Thickness: 0.0930 INCHES NOMINAL IN
  • Pilot Diameter: 0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN
  • Flange Diameter: 1.0570 INCHES MINIMUM AND 1.0620 INCHES MAXIMUM IN
  • Undercut Diameter: 0.9750 INCHES NOMINAL IN
  • Shoulder Diameter: 0.9995 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN
  • Undercut Width: 0.0620 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Synchro,transmitter, cataloged under National Stock Number 5990-00-924-4164, 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 Sae International Dba Sae International. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 23 commercial cross-references from 14 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5990-00-924-4164
Primary Part NumberM20708/8-01C
Item NameSynchro,transmitter
FSC / FSG5990 / 59 — No Item Name Available
ManufacturerSae International Dba Sae International
StatusCANCELLED
Body StyleSTANDARD ROUND C
Flange Thickness0.0930 INCHES NOMINAL IN
Pilot Diameter0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN
Flange Diameter1.0570 INCHES MINIMUM AND 1.0620 INCHES MAXIMUM IN
Undercut Diameter0.9750 INCHES NOMINAL IN
Shoulder Diameter0.9995 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN
Undercut Width0.0620 INCHES NOMINAL IN
Zss Impedance Angle in Deg18.00 MINIMUM AND 30.00 MAXIMUM
Rotor Input Current Rating130.0 MILLIAMPERES MAXIMUM
Maximum Total Null Voltage Output in Millivolts Per Volt19.00
Pilot Length0.0620 INCHES NOMINAL IN
Alignment Hole Quantity4
Maximum Temp Rise20.0 CELSIUS DEGC
Zss Impedance Magnitude in Ohms6.00 MINIMUM AND 12.00 MAXIMUM
Shaft TypeSPLINE W/THREADS SINGLE SHAFT
Electrical Error Angular Range in Minutes-7.0 TO 7.0
Test Data Document81349-MIL-S-20708 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Body MaterialSTEEL CORROSION RESISTING
Fragility FactorMODERATELY RUGGED
Shaft Thread Series DesignatorUNF SINGLE SHAFT
Zro Impedance Magnitude in Ohms200.00 MINIMUM AND 300.00 MAXIMUM
Shaft Thread Length0.1900 INCHES NOMINAL SINGLE SHAFT IN
Terminal Type and Quantity5 SCREW
Specification/standard Data81349-MIL-S-20708/8 GOVERNMENT SPECIFICATION
Transformation Ratio0.454 ROTOR TO STATOR NOMINAL
Maximum Fundamental Null Voltage in Millivolts Per Volt12.00 OUTPUT
Torque Gradient Per Angular Deg0.070 INCH-OUNCES MAXIMUM IN
Spline Tooth Diametral Pitch120 SINGLE SHAFT
Shaft Thread Class2A SINGLE SHAFT A
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
5990-00-819-9949 INTERCHANGEABLE
Synchro,transmitter
5990-00-912-8849 INTERCHANGEABLE
Synchro,transmitter
5990-00-924-4165M20708/2-01E INTERCHANGEABLE
Synchro,transmitter
Sae International Dba Sae International
5990-01-189-3201 INTERCHANGEABLE
Synchro,transmitter
Cross-Reference Index
Part NumberManufacturer
8190W10P001 Ametek Inc Div Aerospace and Defense (USA)
AS20708/8 Sae Customer Service Dept 2045 (USA)
5990PL1373988 Jednolity Indeks Materialowy - Uniform Material Index (POL)
26V11CX4B Kearfott Corporation Div Guidance and Navigation Division (USA)
26V11CX4B Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
SAE-AS20708/8 Sae International Dba Sae International (USA)
26V-11CX4 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-S-20708/8 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
11CX4C Bowmar Canada Ltd (CAN)
26V11CX4A Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
AS20708/8 Society of Automotive Engineers Inc (USA)
M20708/8-01C Society of Automotive Engineers Inc (USA)
26V11CX4C Kearfott Corp Soma Forwarding Div (USA)
M20708/112-01C Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M20708/2-01E Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M20708/8-01C PRIMARY Sae International Dba Sae International (USA)
AS20708/8 Sae International Dba Sae International (USA)
M20708/8-01C Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
615558-000 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
450900-9243-3 Northrop Grumman Litef Gmbh (DEU)
Related Parts
5990-00-819-9949INTERCHANGEABLE
SYNCHRO,TRANSMITTER
5990-00-912-8849INTERCHANGEABLE
SYNCHRO,TRANSMITTER
5990-00-924-4165INTERCHANGEABLE
SYNCHRO,TRANSMITTER
M20708/2-01E
5990-01-189-3201INTERCHANGEABLE
SYNCHRO,TRANSMITTER

Frequently Asked Questions

What is NSN 5990-00-924-4164?

NSN 5990-00-924-4164 is a Synchro,transmitter, manufactured by Sae International Dba Sae International, classified under FSC 5990 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5990-00-924-4164?

NSN 5990-00-924-4164 has 23 cross-referenced part numbers: 8190W10P001 (Ametek Inc Div Aerospace and Defense), AS20708/8 (Sae Customer Service Dept 2045), 5990PL1373988 (Jednolity Indeks Materialowy - Uniform Material Index), 26V11CX4B (Kearfott Corporation Div Guidance and Navigation Division), 26V11CX4B (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier) and 18 more.

What NSN replaces 5990-00-924-4164?

There are 4 known substitutes for 5990-00-924-4164: 5990-00-819-9949, 5990-00-912-8849, 5990-00-924-4165 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of M20708/8-01C?

Key specifications for M20708/8-01C: Body Style: STANDARD ROUND C; Flange Thickness: 0.0930 INCHES NOMINAL IN; Overall Length: 2.3560 INCHES NOMINAL IN; Pilot Diameter: 0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5990-00-924-4164 still in active supply?

NSN 5990-00-924-4164 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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