PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

26V11TX4CSynchro,transmitter

Moog Inc. · NSN 5990-00-170-4239 · FSC 5990 · No Item Name Available
Verified by PartsTable
NSN 5990-00-170-4239 — this item is cataloged by the U.S. Government under National Stock Number 5990-00-170-4239. Primary manufacturer part number: 26V11TX4C.
Features
  • Synchro,transmitter — FSC 5990
  • Undercut Width: 0.0620 INCHES NOMINAL IN
  • Body Style: STANDARD ROUND C
  • Flange Diameter: 1.0570 INCHES MINIMUM AND 1.0620 INCHES MAXIMUM IN
  • Shoulder Diameter: 0.9995 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN
  • Undercut Diameter: 0.9750 INCHES NOMINAL IN
  • Flange Thickness: 0.0930 INCHES NOMINAL IN
  • Pilot Diameter: 0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Synchro,transmitter, cataloged under National Stock Number 5990-00-170-4239, 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 Moog Inc.. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5990-00-170-4239
Primary Part Number26V11TX4C
Item NameSynchro,transmitter
FSC / FSG5990 / 59 — No Item Name Available
ManufacturerMoog Inc.
StatusACTIVE
Undercut Width0.0620 INCHES NOMINAL IN
Body StyleSTANDARD ROUND C
Flange Diameter1.0570 INCHES MINIMUM AND 1.0620 INCHES MAXIMUM IN
Shoulder Diameter0.9995 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN
Undercut Diameter0.9750 INCHES NOMINAL IN
Flange Thickness0.0930 INCHES NOMINAL IN
Pilot Diameter0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN
Shaft Slot Width0.0200 INCHES NOMINAL SINGLE SHAFT IN
Terminal LocationREAR
Frequency in Hertz400.0 NOMINAL
Actuator Friction Torque at Minus 55 Deg Celsius0.07 INCH-OUNCES MAXIMUM IN
Mounting Surface to Terminal End Distance1.7320 INCHES MINIMUM IN
Rotor Input Voltage Rating in Volts26.0 NOMINAL
Specification/standard Data81349-MIL-S-20708/6 GOVERNMENT SPECIFICATION
Electrical Error Angular Range in Minutes-7.0 TO 7.0
Shaft TypeROUND, SLOTTED SINGLE SHAFT
Phase Shift Angle in Deg4.000 INPUT TO OUTPUT NOMINAL
Torque Gradient Per Angular Deg0.008 INCH-OUNCES MINIMUM IN
Terminal Type and Quantity5 WIRE LEAD
Body MaterialSTEEL CORROSION RESISTING
Shaft Length0.4830 INCHES MINIMUM AND 0.5030 INCHES MAXIMUM SINGLE SHAFT IN
Alignment Hole Depth0.1250 INCHES NOMINAL IN
Body Size11
Zss Resistance in Ohms3.30 MINIMUM AND 4.20 MAXIMUM
Shaft Diameter0.1198 INCHES MINIMUM AND 0.1200 INCHES MAXIMUM SINGLE SHAFT IN
Rotor Input Current Rating280.0 MILLIAMPERES MAXIMUM
Transformation Ratio0.454 ROTOR TO STATOR NOMINAL
Rotor Input Electrical Power Rating1.0 WATTS MAXIMUM
Alignment Hole Quantity4
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5990-00-964-4093M20708/6-01C INTERCHANGEABLE
Synchro,transmitter
Sae International Dba Sae International
5990-01-032-0710M20708/6-02C INTERCHANGEABLE
Synchro,transmitter
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
26V11TX4C Moog Inc. (USA)
011-223M Kemtron Electron Products Inc (USA)
MIL-S-20708/6 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M20708/6-04C Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M20708/6D-004 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
26V11TX4C Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
011-223M Imc Magnetics Corp Western Div (USA)
26V11TX4C Kearfott Corporation Div Guidance and Navigation Division (USA)
Related Parts
5990-00-964-4093INTERCHANGEABLE
SYNCHRO,TRANSMITTER
M20708/6-01C
5990-01-032-0710INTERCHANGEABLE
SYNCHRO,TRANSMITTER
M20708/6-02C

Frequently Asked Questions

What is NSN 5990-00-170-4239?

NSN 5990-00-170-4239 is a Synchro,transmitter, manufactured by Moog Inc., classified under FSC 5990 (No Item Name Available). Status: active.

What are the part numbers for NSN 5990-00-170-4239?

NSN 5990-00-170-4239 has 8 cross-referenced part numbers: 26V11TX4C (Moog Inc.), 011-223M (Kemtron Electron Products Inc), MIL-S-20708/6 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M20708/6-04C (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M20708/6D-004 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 3 more.

What NSN replaces 5990-00-170-4239?

There are 2 known substitutes for 5990-00-170-4239: 5990-00-964-4093, 5990-01-032-0710. Verify interchangeability with system specifications before substitution.

What are the specifications of 26V11TX4C?

Key specifications for 26V11TX4C: Undercut Width: 0.0620 INCHES NOMINAL IN; Body Style: STANDARD ROUND C; Overall Length: 2.2710 INCHES MINIMUM AND 2.3050 INCHES MAXIMUM IN; Flange Diameter: 1.0570 INCHES MINIMUM AND 1.0620 INCHES MAXIMUM IN. 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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