PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

EMM303Indicator Mechanism

Honeywell Intl Inc Defense Avionics Systems · NSN 6610-00-456-2364 · FSC 6610 · No Item Name Available
Verified by PartsTable
NSN 6610-00-456-2364 — this item is cataloged by the U.S. Government under National Stock Number 6610-00-456-2364. Primary manufacturer part number: EMM303.
Features
  • Indicator Mechanism — FSC 6610
  • 5 verified cross-references
  • Primary manufacturer: Honeywell Intl Inc Defense Avionics Systems
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Indicator Mechanism, cataloged under National Stock Number 6610-00-456-2364, is classified within Federal Supply Class 6610 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Honeywell Intl Inc Defense Avionics Systems. This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameIndicator Mechanism
FSC / FSG6610 — No Item Name Available (FSG 66)
ManufacturersHoneywell Intl Inc Defense Avionics Systems (CAGE 55972); Thales Uk Limited Dba Thales Uk Ltd Training and Simulation (CAGE K1182); Phaostron Instrument and Electronic Company (CAGE 77221); Jewell Instruments Llc (CAGE 33005); Mission Systems Davenport Inc. (CAGE 99251)
Technical Specifications
ParameterValue
NSN6610-00-456-2364
Primary Part NumberEMM303
Item NameIndicator Mechanism
FSC / FSG6610 / 66 — No Item Name Available
ManufacturerHoneywell Intl Inc Defense Avionics Systems
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-071-9497G4 INTERCHANGEABLE
Gasket
Norwalk Compreseer Company Inc Dba Norwalk Compressor Company
4730-00-102-8389G-4 INTERCHANGEABLE
Clamp,hose
U.s.i.c. Corporation Dba Hercules Hose Clamps
3419-00-223-6367 INTERCHANGEABLE
Grinding Machine,belt,vertical a
5365-00-293-797132158-31 INTERCHANGEABLE
Bushing,machine Thread
Solventum Purification Inc. Div Filtration and Separation Division
5340-00-429-2556 INTERCHANGEABLE
Hardware Kit,mechanic Equipment
2940-00-447-1154G4 INTERCHANGEABLE
Filter Element,oil
Kaydon Custom Filtration Corporation
5330-00-517-0159 INTERCHANGEABLE
Ring,wiper
5975-00-727-515388-20018-2 INTERCHANGEABLE
Strap,tie Down,electrical Compon
Department of Defense Project Manager-Mobile Electric Power
5961-00-911-3465 INTERCHANGEABLE
Semiconductor Device,diode
5950-01-239-783955-1373740-1 INTERCHANGEABLE
Transformer,audio Frequency
General Dynamics Mission Systems, Inc.
Cross-Reference Index
Part NumberManufacturer
EMM303 PRIMARY Honeywell Intl Inc Defense Avionics Systems (USA)
5020173-002 Thales Uk Limited Dba Thales Uk Ltd Training and Simulation (GBR)
G4 PRIMARY Phaostron Instrument and Electronic Company (USA)
208020-109 PRIMARY Jewell Instruments Llc (USA)
EMM303 Mission Systems Davenport Inc. (USA)
Related Parts
5330-00-071-9497INTERCHANGEABLE
GASKET
G4
4730-00-102-8389INTERCHANGEABLE
CLAMP,HOSE
G-4
3419-00-223-6367INTERCHANGEABLE
GRINDING MACHINE,BELT,VERTICAL A
5365-00-293-7971INTERCHANGEABLE
BUSHING,MACHINE THREAD
32158-31
5340-00-429-2556INTERCHANGEABLE
HARDWARE KIT,MECHANIC EQUIPMENT
2940-00-447-1154INTERCHANGEABLE
FILTER ELEMENT,OIL
G4
5330-00-517-0159INTERCHANGEABLE
RING,WIPER
5975-00-727-5153INTERCHANGEABLE
STRAP,TIE DOWN,ELECTRICAL COMPON
88-20018-2
5961-00-911-3465INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5950-01-239-7839INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
55-1373740-1
5930-01-326-0581INTERCHANGEABLE
SWITCH,ROTARY
6130-01-632-9652INTERCHANGEABLE
CHARGER,BATTERY
G4

Frequently Asked Questions

What is NSN 6610-00-456-2364?

NSN 6610-00-456-2364 is a Indicator Mechanism, manufactured by Honeywell Intl Inc Defense Avionics Systems, classified under FSC 6610 (No Item Name Available). Status: active.

What are the part numbers for NSN 6610-00-456-2364?

NSN 6610-00-456-2364 has 5 cross-referenced part numbers: EMM303 (Honeywell Intl Inc Defense Avionics Systems), 5020173-002 (Thales Uk Limited Dba Thales Uk Ltd Training and Simulation), G4 (Phaostron Instrument and Electronic Company), 208020-109 (Jewell Instruments Llc), EMM303 (Mission Systems Davenport Inc.).

What NSN replaces 6610-00-456-2364?

There are 12 known substitutes for 6610-00-456-2364: 5330-00-071-9497, 4730-00-102-8389, 3419-00-223-6367 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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