PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

VTR23-5C68Synchro,receiver

General Dynamics Motion Control Llc · NSN 5990-01-055-4012 · FSC 5990 · No Item Name Available
Verified by PartsTable
NSN 5990-01-055-4012 — this item is cataloged by the U.S. Government under National Stock Number 5990-01-055-4012. Primary manufacturer part number: VTR23-5C68.
Features
  • Synchro,receiver — FSC 5990
  • Second Shoulder Diameter: 1.9950 INCHES NOMINAL IN
  • Flange Thickness: 0.2100 INCHES NOMINAL IN
  • Body Diameter: 1.9995 INCHES NOMINAL IN
  • Pilot Diameter: 0.6000 INCHES NOMINAL IN
  • Shoulder Diameter: 1.9900 INCHES NOMINAL IN
  • Body Style: STANDARD ROUND D
  • Second Shoulder Length: 0.2100 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Synchro,receiver, cataloged under National Stock Number 5990-01-055-4012, 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 General Dynamics Motion Control Llc. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 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
NSN5990-01-055-4012
Primary Part NumberVTR23-5C68
Item NameSynchro,receiver
FSC / FSG5990 / 59 — No Item Name Available
ManufacturerGeneral Dynamics Motion Control Llc
StatusACTIVE
Second Shoulder Diameter1.9950 INCHES NOMINAL IN
Flange Thickness0.2100 INCHES NOMINAL IN
Body Diameter1.9995 INCHES NOMINAL IN
Pilot Diameter0.6000 INCHES NOMINAL IN
Shoulder Diameter1.9900 INCHES NOMINAL IN
Body StyleSTANDARD ROUND D
Second Shoulder Length0.2100 INCHES NOMINAL IN
Flange Diameter2.2500 INCHES NOMINAL IN
Length0.2100 INCHES NOMINAL SHOULDER IN
Shaft Diameter0.2405 INCHES NOMINAL SINGLE SHAFT IN
Rotor Input Electrical Power Rating5.0 WATTS NOMINAL
Terminal Type and Quantity5 SCREW
Pilot Length0.0200 INCHES NOMINAL IN
Aft of First Flange Diameter1.9900 INCHES NOMINAL IN
Terminal LocationREAR
Torque Gradient Per Angular Deg0.900 INCH-OUNCES NOMINAL IN
Mounting Surface to Terminal End Distance3.5900 INCHES MAXIMUM IN
Shaft Slot Width0.0400 INCHES NOMINAL SINGLE SHAFT IN
Body MaterialSTEEL CORROSION RESISTING
Rotor Input Voltage Rating in Volts115.0 NOMINAL
Frequency in Hertz50.0 NOMINAL
Rotor Input Current Rating160.0 MILLIAMPERES NOMINAL
Phase Shift Angle in Deg9.500 INPUT TO OUTPUT NOMINAL
Shaft Slot Depth0.0600 INCHES NOMINAL SINGLE SHAFT IN
Shaft Length0.7060 INCHES NOMINAL SINGLE SHAFT IN
Shaft TypeROUND, SLOTTED SINGLE SHAFT
Body Size23
Electrical Error Angular Range in Minutes-10.0 TO 10.0
Transformation Ratio0.783 ROTOR TO STATOR NOMINAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5990-00-538-7357D10970 INTERCHANGEABLE
Synchro,receiver
Northrop Grumman Systems Corporation
5990-00-850-06097676355 INTERCHANGEABLE
Synchro,receiver
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
U305446 Transicoil Llc Dba Ads Transicoil Div Transicoil (USA)
VTR23-5C68 PRIMARY General Dynamics Motion Control Llc (USA)
23TR6 Transicoil Llc Dba Ads Transicoil Div Transicoil (USA)
000-023448 General Dynamics Motion Control Llc (USA)
Related Parts
5990-00-538-7357INTERCHANGEABLE
SYNCHRO,RECEIVER
D10970
5990-00-850-0609INTERCHANGEABLE
SYNCHRO,RECEIVER
7676355

Frequently Asked Questions

What is NSN 5990-01-055-4012?

NSN 5990-01-055-4012 is a Synchro,receiver, manufactured by General Dynamics Motion Control Llc, classified under FSC 5990 (No Item Name Available). Status: active.

What are the part numbers for NSN 5990-01-055-4012?

NSN 5990-01-055-4012 has 4 cross-referenced part numbers: U305446 (Transicoil Llc Dba Ads Transicoil Div Transicoil), VTR23-5C68 (General Dynamics Motion Control Llc), 23TR6 (Transicoil Llc Dba Ads Transicoil Div Transicoil), 000-023448 (General Dynamics Motion Control Llc).

What NSN replaces 5990-01-055-4012?

There are 2 known substitutes for 5990-01-055-4012: 5990-00-538-7357, 5990-00-850-0609. Verify interchangeability with system specifications before substitution.

What are the specifications of VTR23-5C68?

Key specifications for VTR23-5C68: Second Shoulder Diameter: 1.9950 INCHES NOMINAL IN; Flange Thickness: 0.2100 INCHES NOMINAL IN; Body Diameter: 1.9995 INCHES NOMINAL IN; Pilot Diameter: 0.6000 INCHES NOMINAL 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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