PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

CGC8A7Synchro,transmitter

Moog Inc. · NSN 5990-00-655-0902 · FSC 5990 · No Item Name Available
Verified by PartsTable
NSN 5990-00-655-0902 — this item is cataloged by the U.S. Government under National Stock Number 5990-00-655-0902. Primary manufacturer part number: CGC8A7.
Features
  • Synchro,transmitter — FSC 5990
  • Body Style: STANDARD ROUND A
  • Flange Thickness: 0.0620 INCHES NOMINAL IN
  • Pilot Diameter: 0.4995 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
  • Undercut Diameter: 0.6880 INCHES MINIMUM AND 0.6910 INCHES MAXIMUM IN
  • Flange Diameter: 0.7490 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
  • Undercut Width: 0.0620 INCHES NOMINAL IN
  • Actuator Friction Torque at Plus 25 Deg Celsius: 4.0 CENTIMETER-GRAMS MAXIMUM CM
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Synchro,transmitter, cataloged under National Stock Number 5990-00-655-0902, 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 2 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
NSN5990-00-655-0902
Primary Part NumberCGC8A7
Item NameSynchro,transmitter
FSC / FSG5990 / 59 — No Item Name Available
ManufacturerMoog Inc.
StatusACTIVE
Body StyleSTANDARD ROUND A
Flange Thickness0.0620 INCHES NOMINAL IN
Pilot Diameter0.4995 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
Undercut Diameter0.6880 INCHES MINIMUM AND 0.6910 INCHES MAXIMUM IN
Flange Diameter0.7490 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
Undercut Width0.0620 INCHES NOMINAL IN
Actuator Friction Torque at Plus 25 Deg Celsius4.0 CENTIMETER-GRAMS MAXIMUM CM
Mounting Surface to Terminal End Distance1.2410 INCHES MAXIMUM IN
Zso Resistance in Ohms12.00 NOMINAL
Rotor Input Current Rating100.0 MILLIAMPERES NOMINAL
Shaft Length0.3940 INCHES NOMINAL SINGLE SHAFT IN
Rotor DC Resistance in Ohms37.00 NOMINAL
Maximum Total Null Voltage Output in Millivolts Per Volt30.00
Rotor Input Electrical Power Rating540.0 MILLIWATTS NOMINAL
Pilot Length0.0430 INCHES NOMINAL IN
Body MaterialSTEEL CORROSION RESISTING
Shaft Slot Depth0.0250 INCHES NOMINAL SINGLE SHAFT IN
Plus J Zro Reactance in Ohms260.00 NOMINAL
Body Size8
Shaft Slot Width0.0200 INCHES NOMINAL SINGLE SHAFT IN
Stator DC Resistance in Ohms12.00 NOMINAL
Zro Resistance in Ohms54.00 NOMINAL
Terminal Type and Quantity5 WIRE LEAD
Actuator Friction Torque at Minus 55 Deg Celsius16.0 CENTIMETER-GRAMS MAXIMUM CM
Rotor Input Voltage Rating in Volts26.0 NOMINAL
Phase Shift Angle in Deg8.500 INPUT TO OUTPUT NOMINAL
Shaft TypeROUND, SLOTTED SINGLE SHAFT
Zrs Resistance in Ohms88.00 NOMINAL
Plus J Zrs Reactance in Ohms22.00 NOMINAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5999-01-171-75759900-015 INTERCHANGEABLE
Governor Hydraulic
Woodward, Inc.
6625-01-390-53769900015 INTERCHANGEABLE
Test Set Subassembly,electrical
Autotest Co
Cross-Reference Index
Part NumberManufacturer
CGC8A7 PRIMARY Moog Inc. (USA)
990001-5 Raytheon Company Dba Raytheon (USA)
Related Parts
5999-01-171-7575INTERCHANGEABLE
GOVERNOR HYDRAULIC
9900-015
6625-01-390-5376INTERCHANGEABLE
TEST SET SUBASSEMBLY,ELECTRICAL
9900015

Frequently Asked Questions

What is NSN 5990-00-655-0902?

NSN 5990-00-655-0902 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 5990-00-655-0902?

NSN 5990-00-655-0902 has 2 cross-referenced part numbers: CGC8A7 (Moog Inc.), 990001-5 (Raytheon Company Dba Raytheon).

What NSN replaces 5990-00-655-0902?

There are 2 known substitutes for 5990-00-655-0902: 5999-01-171-7575, 6625-01-390-5376. Verify interchangeability with system specifications before substitution.

What are the specifications of CGC8A7?

Key specifications for CGC8A7: Body Style: STANDARD ROUND A; Flange Thickness: 0.0620 INCHES NOMINAL IN; Pilot Diameter: 0.4995 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN; Overall Length: 1.6350 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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