PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AY120DResolver,electrical

Honeywell Intl Inc Defense Avionics Systems · NSN 5990-00-538-0705 · FSC 5990 · No Item Name Available
Verified by PartsTable
NSN 5990-00-538-0705 — this item is cataloged by the U.S. Government under National Stock Number 5990-00-538-0705. Primary manufacturer part number: AY120D.
Features
  • Resolver,electrical — FSC 5990
  • Body Diameter: 1.4370 INCHES NOMINAL IN
  • Shaft Type: ROUND, SLOTTED SINGLE SHAFT
  • Stator Input Voltage Rating in Volts: 26.0 NOMINAL
  • Rotor Input Voltage Rating in Volts: 26.0 NOMINAL
  • Shaft Length: 0.4380 INCHES NOMINAL SINGLE SHAFT IN
  • Shaft Diameter: 0.1200 INCHES NOMINAL SINGLE SHAFT IN
  • Frequency in Hertz: 400.0 NOMINAL
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Resolver,electrical, cataloged under National Stock Number 5990-00-538-0705, 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 Intl Inc Defense Avionics Systems. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5990-00-538-0705
Primary Part NumberAY120D
Item NameResolver,electrical
FSC / FSG5990 / 59 — No Item Name Available
ManufacturerHoneywell Intl Inc Defense Avionics Systems
StatusCANCELLED
Body Diameter1.4370 INCHES NOMINAL IN
Shaft TypeROUND, SLOTTED SINGLE SHAFT
Stator Input Voltage Rating in Volts26.0 NOMINAL
Rotor Input Voltage Rating in Volts26.0 NOMINAL
Shaft Length0.4380 INCHES NOMINAL SINGLE SHAFT IN
Shaft Diameter0.1200 INCHES NOMINAL SINGLE SHAFT IN
Frequency in Hertz400.0 NOMINAL
Body Size15
Terminal Type and Quantity7 WIRE LEAD
Shaft Slot Depth0.0310 INCHES NOMINAL SINGLE SHAFT IN
Shaft Slot Width0.0310 INCHES NOMINAL SINGLE SHAFT IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
4920-00-008-38136872843 INTERCHANGEABLE
Block,forming,discharge Nozzle L
Allison Transmission Inc Dba Allison Transmission, Inc
5331-00-118-29815S1105 INTERCHANGEABLE
O-Ring
Caterpillar Inc Div Caterpillar Defense
3455-00-232-421920085 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
5325-00-899-1271AGW9111 INTERCHANGEABLE
Grommet,nonmetallic
Anchor Rubber Company Inc
4030-01-210-070120085 INTERCHANGEABLE
Wedge,drum Clamp,wire Rope
Twg Canada Consolidated Inc
3040-01-264-469520085 INTERCHANGEABLE
Worm Shaft
L & R Manufacturing Company
4920-01-300-201620085 INTERCHANGEABLE
Test Program Set
Textron Systems Corporation Dba Textron Systems Corp
Cross-Reference Index
Part NumberManufacturer
AY120D Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems (USA)
AY120D PRIMARY Honeywell Intl Inc Defense Avionics Systems (USA)
AY222-3B Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems (USA)
5S1105 Lockheed Martin Corporation Div Lockheed Martin Information Systems & Global Solutions (USA)
20085 Raytheon Company Dba Raytheon (USA)
756-1812 Lockheed Martin Corporation Div Lockheed Martin Information Systems & Global Solutions (USA)
Related Parts
4920-00-008-3813INTERCHANGEABLE
BLOCK,FORMING,DISCHARGE NOZZLE L
6872843
5331-00-118-2981INTERCHANGEABLE
O-RING
5S1105
3455-00-232-4219INTERCHANGEABLE
REAMER,MACHINE
20085
5325-00-899-1271INTERCHANGEABLE
GROMMET,NONMETALLIC
AGW9111
4030-01-210-0701INTERCHANGEABLE
WEDGE,DRUM CLAMP,WIRE ROPE
20085
3040-01-264-4695INTERCHANGEABLE
WORM SHAFT
20085
4920-01-300-2016INTERCHANGEABLE
TEST PROGRAM SET
20085

Frequently Asked Questions

What is NSN 5990-00-538-0705?

NSN 5990-00-538-0705 is a Resolver,electrical, manufactured by Honeywell Intl Inc Defense Avionics Systems, classified under FSC 5990 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5990-00-538-0705?

NSN 5990-00-538-0705 has 6 cross-referenced part numbers: AY120D (Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems), AY120D (Honeywell Intl Inc Defense Avionics Systems), AY222-3B (Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems), 5S1105 (Lockheed Martin Corporation Div Lockheed Martin Information Systems & Global Solutions), 20085 (Raytheon Company Dba Raytheon) and 1 more.

What NSN replaces 5990-00-538-0705?

There are 7 known substitutes for 5990-00-538-0705: 4920-00-008-3813, 5331-00-118-2981, 3455-00-232-4219 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AY120D?

Key specifications for AY120D: Overall Length: 2.1000 INCHES NOMINAL IN; Body Diameter: 1.4370 INCHES NOMINAL IN; Shaft Type: ROUND, SLOTTED SINGLE SHAFT; Stator Input Voltage Rating in Volts: 26.0 NOMINAL. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5990-00-538-0705 still in active supply?

NSN 5990-00-538-0705 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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