The Microphone Element, cataloged under National Stock Number 5965-00-843-9957, 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 Bosch Security Systems, Inc Dba Use CAGE Code 25734 for Cataloging Div Communications Division. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 22 commercial cross-references from 12 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5965-00-843-9957 |
| Primary Part Number | B-82577 |
| Item Name | Microphone Element |
| FSC / FSG | 5965 / 59 — No Item Name Available |
| Manufacturer | Bosch Security Systems, Inc Dba Use CAGE Code 25734 for Cataloging Div Communications Division |
| Status | CANCELLED |
| Test Data Document | 81349-MIL-M-26542 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.). |
| Output Sensitivity Rating in Decibels | -74.0 AND 74.0 |
| Length | 1.163 INCHES MAXIMUM IN |
| Output Sensitivity Rating Reference | 0.0002 DYNES PER SQ CENTIMETER |
| Terminal Type | PIN JACK |
| Unpackaged Unit Weight | 16.0 GRAMS NOMINAL G |
| Criticality Code Justification | FEAT |
| Height | 0.500 INCHES MAXIMUM IN |
| Impedance Rating | 4.0 OHMS MINIMUM AND 6.0 OHMS MAXIMUM |
| Width | 1.047 INCHES NOMINAL IN |
| Element Type | DYNAMIC |
| Sound Pickup Directional Type | UNIDIRECTIONAL |
| Polarity Connection | NOT REQUIRED |
| Frequency Response Range in Hertz | +200.0 TO 6000.0 |
| FSC Application Data | HEADSETS,HANDSETS,MICROPHONES AND SPEAKERS |
| Body Style | IRREGULAR SHAPE |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| B-82577 | Bosch Security Systems, Inc Dba Use CAGE Code 25734 for Cataloging Div Communications Division (USA) |
| 10601 | Roanwell, Llc (USA) |
| 10239A | Astrocom Electronics Inc (USA) |
| M-101/A1C | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| M101A1C | Roanwell, Llc (USA) |
| M-101/AIC | Joint Electronics Type Designation System (USA) |
| 5043-839 | Raytheon Company Div Rmd Strategic (USA) |
| MILM27291 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 82368 | Bosch Security Systems, Inc Dba Use CAGE Code 25734 for Cataloging Div Communications Division (USA) |
| MIL-PRF-26542/4 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MIL-M-26542/4 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 20952 | Astrocom Electronics Inc (USA) |
| M101 | Bosch Security Systems, Inc Dba Use CAGE Code 25734 for Cataloging Div Communications Division (USA) |
| SP-2120 | David Clark Co Inc Div David Clark Company, Inc. (USA) |
| M101/AIC | Mason Electric Co. Dba Mason Controls (USA) |
| 5043-839 | Joyce Telectronics Corp (USA) |
| 5719-HA | Joyce Telectronics Corp (USA) |
| 62145-019 | Dynalec Corporation (USA) |
| M-101/AIC | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 82577 | Bosch Security Systems, Inc Dba Use CAGE Code 25734 for Cataloging Div Communications Division (USA) |
NSN 5965-00-843-9957 is a Microphone Element, manufactured by Bosch Security Systems, Inc Dba Use CAGE Code 25734 for Cataloging Div Communications Division, classified under FSC 5965 (No Item Name Available). Status: cancelled.
NSN 5965-00-843-9957 has 22 cross-referenced part numbers: B-82577 (Bosch Security Systems, Inc Dba Use CAGE Code 25734 for Cataloging Div Communications Division), 10601 (Roanwell, Llc), 10239A (Astrocom Electronics Inc), M-101/A1C (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M101A1C (Roanwell, Llc) and 17 more.
There are 12 known substitutes for 5965-00-843-9957: 5961-00-133-5484, 4820-00-215-1348, 8030-00-244-1296 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for B-82577: Test Data Document: 81349-MIL-M-26542 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.).; Output Sensitivity Rating in Decibels: -74.0 AND 74.0; Length: 1.163 INCHES MAXIMUM IN; Output Sensitivity Rating Reference: 0.0002 DYNES PER SQ CENTIMETER. 17 total characteristics are documented in the Federal Logistics Information System.
NSN 5965-00-843-9957 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.