PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

TMC49-4Microphone,dynamic

Astro-Technik Gmbh · NSN 5965-00-755-4643 · FSC 5965 · No Item Name Available
Verified by PartsTable
NSN 5965-00-755-4643 — this item is cataloged by the U.S. Government under National Stock Number 5965-00-755-4643. Primary manufacturer part number: TMC49-4.
Features
  • Microphone,dynamic — FSC 5965
  • Impedance Rating: 5.0 OHMS NOMINAL
  • Body Style: HEADSET TYPE
  • Test Data Document: 81349-MIL-PRF-26542/2 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
  • Height: 1.235 INCHES NOMINAL IN
  • Output Sensitivity Rating in Decibels: -74.0
  • Output Sensitivity Rating Reference: 0.0002 DYNES PER SQ CENTIMETER
  • Polarity Connection: NOT REQUIRED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Microphone,dynamic, cataloged under National Stock Number 5965-00-755-4643, is classified within Federal Supply Class 5965 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Astro-Technik Gmbh. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 29 commercial cross-references from 11 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5965-00-755-4643
Primary Part NumberTMC49-4
Item NameMicrophone,dynamic
FSC / FSG5965 / 59 — No Item Name Available
ManufacturerAstro-Technik Gmbh
StatusCANCELLED
Impedance Rating5.0 OHMS NOMINAL
Body StyleHEADSET TYPE
Test Data Document81349-MIL-PRF-26542/2 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Height1.235 INCHES NOMINAL IN
Output Sensitivity Rating in Decibels-74.0
Output Sensitivity Rating Reference0.0002 DYNES PER SQ CENTIMETER
Polarity ConnectionNOT REQUIRED
Connector Manufacturer Code80063
Sound Pickup Directional TypeUNIDIRECTIONAL
Width1.000 INCHES NOMINAL IN
Frequency Response Range in Hertz+200.0 TO 6000.0
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5965-00-001-7593 INTERCHANGEABLE
Microphone Element
5999-00-095-3805 INTERCHANGEABLE
Clamp,electrical
3010-00-100-329710689 INTERCHANGEABLE
Insert,flexible Coupling
Rexnord Industries, Llc Div Couplings Division
5310-00-111-171610689 INTERCHANGEABLE
Nut,self-Locking,hexagon
Ametek Inc Schutte and Koerting Div
3010-00-141-8845RY95973 INTERCHANGEABLE
Coupling,shaft,flexible
Curtiss-Wright Electro-Mechanical Corporation Div Epd
3020-00-218-5937CC05260-003 INTERCHANGEABLE
Pulley,bearing
Alfa Laval Inc
3020-00-219-8227 INTERCHANGEABLE
Gear,bevel
4730-00-277-8268C12273 INTERCHANGEABLE
Elbow,pipe to Hose
Haldex Brake Products Corporation
5950-00-409-510310197 INTERCHANGEABLE
Transformer,electri
Aerocontrolex Group, Inc. Div Talley Actuators
5310-00-468-109210197 INTERCHANGEABLE
Washer,flat
Leslie Controls, Inc. Dba Leslie Controls Inc
Cross-Reference Index
Part NumberManufacturer
TMC49-4 Astro-Technik Gmbh (DEU)
TMC49-4 Elno Gmbh (DEU)
M-87/AIC Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M-87/AIC Joint Electronics Type Designation System (USA)
M96AA Joint Electronics Type Designation System (USA)
216-080-001 Roanwell, Llc (USA)
10689 Roanwell, Llc (USA)
10345E Astrocom Electronics Inc (USA)
9000WB Acousticom Corp Dba Acousticom (USA)
03-1367606-101 General Dynamics Mission Systems, Inc. (USA)
39130G Roanwell, Llc (USA)
5122-004 Raytheon Company Div Rmd Strategic (USA)
224.000.000 Elno Gmbh (DEU)
5965PL1815049 Jednolity Indeks Materialowy - Uniform Material Index (POL)
MILM22177AS Joint Electronics Type Designation System (USA)
10197 Astrocom Electronics Inc (USA)
MIL-PRF-26542/2 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MRC-H87AIC Joint Electronics Type Designation System (USA)
MIL-M-26542/2 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MILM22179 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5965-00-001-7593INTERCHANGEABLE
MICROPHONE ELEMENT
5999-00-095-3805INTERCHANGEABLE
CLAMP,ELECTRICAL
3010-00-100-3297INTERCHANGEABLE
INSERT,FLEXIBLE COUPLING
10689
5310-00-111-1716INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
10689
3010-00-141-8845INTERCHANGEABLE
COUPLING,SHAFT,FLEXIBLE
RY95973
3020-00-218-5937INTERCHANGEABLE
PULLEY,BEARING
CC05260-003
3020-00-219-8227INTERCHANGEABLE
GEAR,BEVEL
4730-00-277-8268INTERCHANGEABLE
ELBOW,PIPE TO HOSE
C12273
5950-00-409-5103INTERCHANGEABLE
TRANSFORMER,ELECTRI
10197
5310-00-468-1092INTERCHANGEABLE
WASHER,FLAT
10197
5962-00-473-3487INTERCHANGEABLE
MICROCIRCUIT,LINEAR
M8-7
5120-00-473-7369INTERCHANGEABLE
REMOVER,BEARING AND BUSHING
7082914

Frequently Asked Questions

What is NSN 5965-00-755-4643?

NSN 5965-00-755-4643 is a Microphone,dynamic, manufactured by Astro-Technik Gmbh, classified under FSC 5965 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5965-00-755-4643?

NSN 5965-00-755-4643 has 29 cross-referenced part numbers: TMC49-4 (Astro-Technik Gmbh), TMC49-4 (Elno Gmbh), M-87/AIC (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M-87/AIC (Joint Electronics Type Designation System), M96AA (Joint Electronics Type Designation System) and 24 more.

What NSN replaces 5965-00-755-4643?

There are 12 known substitutes for 5965-00-755-4643: 5965-00-001-7593, 5999-00-095-3805, 3010-00-100-3297 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of TMC49-4?

Key specifications for TMC49-4: Impedance Rating: 5.0 OHMS NOMINAL; Body Style: HEADSET TYPE; Test Data Document: 81349-MIL-PRF-26542/2 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).; Height: 1.235 INCHES NOMINAL IN. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5965-00-755-4643 still in active supply?

NSN 5965-00-755-4643 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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