PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AN5735-1AIndicator,heading,gyroscopic

Aeronautical Standards Group Dept of Navy and Air Force · NSN 6610-00-224-8821 · FSC 6610 · No Item Name Available
Verified by PartsTable
NSN 6610-00-224-8821 — this item is cataloged by the U.S. Government under National Stock Number 6610-00-224-8821. Primary manufacturer part number: AN5735-1A.
Features
  • Indicator,heading,gyroscopic — FSC 6610
  • Reference Number Differentiating Characteristics: AMNK,ASPY,ASTA IN ACCORDANCE W/NAVY A1B2-59
  • Mechanical Connection Size: 1/4 IN. TAP IN
  • Height: 5.125 INCHES NOMINAL IN
  • Color: WHITE MARKER OVERALL
  • Mechanical Connection Type: PIPE
  • Departure From Cited Designator: AMNK,ASPY,ASTA
  • Knob Quantity: 1
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Indicator,heading,gyroscopic, cataloged under National Stock Number 6610-00-224-8821, is classified within Federal Supply Class 6610 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Aeronautical Standards Group Dept of Navy and Air Force. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6610-00-224-8821
Primary Part NumberAN5735-1A
Item NameIndicator,heading,gyroscopic
FSC / FSG6610 / 66 — No Item Name Available
ManufacturerAeronautical Standards Group Dept of Navy and Air Force
StatusCANCELLED
Reference Number Differentiating CharacteristicsAMNK,ASPY,ASTA IN ACCORDANCE W/NAVY A1B2-59
Mechanical Connection Size1/4 IN. TAP IN
Height5.125 INCHES NOMINAL IN
ColorWHITE MARKER OVERALL
Mechanical Connection TypePIPE
Departure From Cited DesignatorAMNK,ASPY,ASTA
Knob Quantity1
Knob PurposeCOURSE SET AND GYROSCOPE CAGING
Mechanical Connection Quantity4
Accuracy Rating1.0 DEGREE QUADRANTS ALL INDICATORS DEGREE FAHRENHEIT
Mounting Facility Type and Quantity1 THREADED BEZEL
Width4.500 INCHES NOMINAL IN
Depth6.750 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
6610-00-224-8820646050 INTERCHANGEABLE
Indicator,heading,gyroscopic
Strube Inc
6610-00-804-2701 INTERCHANGEABLE
Indicator,heading,gyroscopic
4930-01-117-3695679540 INTERCHANGEABLE
Reel Assembly,hose
Cascade Corp
Cross-Reference Index
Part NumberManufacturer
AN5735-1A Aeronautical Standards Group Dept of Navy and Air Force (USA)
646050 Prestolite Electric Inc (USA)
646050 Prestolite Electric Inc (USA)
646050 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
Related Parts
6610-00-224-8820INTERCHANGEABLE
INDICATOR,HEADING,GYROSCOPIC
646050
6610-00-804-2701INTERCHANGEABLE
INDICATOR,HEADING,GYROSCOPIC
4930-01-117-3695INTERCHANGEABLE
REEL ASSEMBLY,HOSE
679540

Frequently Asked Questions

What is NSN 6610-00-224-8821?

NSN 6610-00-224-8821 is a Indicator,heading,gyroscopic, manufactured by Aeronautical Standards Group Dept of Navy and Air Force, classified under FSC 6610 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6610-00-224-8821?

NSN 6610-00-224-8821 has 4 cross-referenced part numbers: AN5735-1A (Aeronautical Standards Group Dept of Navy and Air Force), 646050 (Prestolite Electric Inc), 646050 (Prestolite Electric Inc), 646050 (Lockheed Martin Corporation Div Rms - Mitchel Field).

What NSN replaces 6610-00-224-8821?

There are 3 known substitutes for 6610-00-224-8821: 6610-00-224-8820, 6610-00-804-2701, 4930-01-117-3695. Verify interchangeability with system specifications before substitution.

What are the specifications of AN5735-1A?

Key specifications for AN5735-1A: Reference Number Differentiating Characteristics: AMNK,ASPY,ASTA IN ACCORDANCE W/NAVY A1B2-59; Mechanical Connection Size: 1/4 IN. TAP IN; Height: 5.125 INCHES NOMINAL IN; Color: WHITE MARKER OVERALL. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6610-00-224-8821 still in active supply?

NSN 6610-00-224-8821 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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