PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18TR6ASynchro,receiver

Honeywell International Inc. Dba Honeywell International · NSN 5990-00-064-4570 · FSC 5990 · No Item Name Available
Verified by PartsTable
NSN 5990-00-064-4570 — this item is cataloged by the U.S. Government under National Stock Number 5990-00-064-4570. Primary manufacturer part number: 18TR6A.
Features
  • Synchro,receiver — FSC 5990
  • Flange Diameter: 1.7500 INCHES NOMINAL IN
  • Frequency in Hertz: 800.0 NOMINAL
  • Spline Tooth Quantity: 21 SINGLE SHAFT
  • Rotor Input Current Rating: 105.0 MILLIAMPERES NOMINAL
  • Shaft Length: 0.5400 INCHES NOMINAL SINGLE SHAFT IN
  • Shaft Type: SPLINE W/THREADS SINGLE SHAFT
  • Shaft Thread Series Designator: UNF SINGLE SHAFT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Synchro,receiver, cataloged under National Stock Number 5990-00-064-4570, 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 Honeywell International Inc. Dba Honeywell International. Government technical data includes 16 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5990-00-064-4570
Primary Part Number18TR6A
Item NameSynchro,receiver
FSC / FSG5990 / 59 — No Item Name Available
ManufacturerHoneywell International Inc. Dba Honeywell International
StatusACTIVE
Flange Diameter1.7500 INCHES NOMINAL IN
Frequency in Hertz800.0 NOMINAL
Spline Tooth Quantity21 SINGLE SHAFT
Rotor Input Current Rating105.0 MILLIAMPERES NOMINAL
Shaft Length0.5400 INCHES NOMINAL SINGLE SHAFT IN
Shaft TypeSPLINE W/THREADS SINGLE SHAFT
Shaft Thread Series DesignatorUNF SINGLE SHAFT
Terminal Type and Quantity6 TAB, SOLDER LUG
Shaft Diameter0.1870 INCHES NOMINAL SINGLE SHAFT IN
Rotor Input Voltage Rating in Volts115.0 NOMINAL
Spline Tooth Diametral Pitch120 SINGLE SHAFT
Shaft Nominal Thread Size0.190 INCHES SINGLE SHAFT IN
Shaft Thread Length0.2000 INCHES NOMINAL SINGLE SHAFT IN
Rotor Input Electrical Power Rating4.0 WATTS NOMINAL
Shaft Thread Class2A SINGLE SHAFT A
Body Size18
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5990-00-552-9365 INTERCHANGEABLE
Synchro,receiver
Cross-Reference Index
Part NumberManufacturer
18TR6A Honeywell Intl Inc Defense Avionics Systems (USA)
18TR6A PRIMARY Honeywell International Inc. Dba Honeywell International (USA)
Related Parts
5990-00-552-9365INTERCHANGEABLE
SYNCHRO,RECEIVER

Frequently Asked Questions

What is NSN 5990-00-064-4570?

NSN 5990-00-064-4570 is a Synchro,receiver, manufactured by Honeywell International Inc. Dba Honeywell International, classified under FSC 5990 (No Item Name Available). Status: active.

What are the part numbers for NSN 5990-00-064-4570?

NSN 5990-00-064-4570 has 2 cross-referenced part numbers: 18TR6A (Honeywell Intl Inc Defense Avionics Systems), 18TR6A (Honeywell International Inc. Dba Honeywell International).

What NSN replaces 5990-00-064-4570?

There is 1 known substitute for 5990-00-064-4570: 5990-00-552-9365. Verify interchangeability with system specifications before substitution.

What are the specifications of 18TR6A?

Key specifications for 18TR6A: Overall Length: 3.0600 INCHES NOMINAL IN; Flange Diameter: 1.7500 INCHES NOMINAL IN; Frequency in Hertz: 800.0 NOMINAL; Spline Tooth Quantity: 21 SINGLE SHAFT. 17 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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