PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12-511951-1Headset-Microphone

General Dynamics Mission Systems, Inc. · NSN 5965-00-167-1255 · FSC 5965 · No Item Name Available
Verified by PartsTable
NSN 5965-00-167-1255 — this item is cataloged by the U.S. Government under National Stock Number 5965-00-167-1255. Primary manufacturer part number: 12-511951-1.
Features
  • Headset-Microphone — FSC 5965
  • Unpackaged Unit Weight: 10.000 OUNCES NOMINAL OZ
  • Criticality Code Justification: FEAT
  • FSC Application Data: HEADSETS,HANDSETS,MICROPHONES AND SPEAKERS
  • Unpackaged Unit Weight: 10.000 OUNCES NOMINAL OZ
  • Connector Name: ANY ACCEPTABLE
  • Connector to Junction Cord Length: 10.000 FEET FT
  • Earphone Impedance Rating: 50.0 OHMS NOMINAL
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Headset-Microphone, cataloged under National Stock Number 5965-00-167-1255, 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 General Dynamics Mission Systems, Inc.. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 6 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
NSN5965-00-167-1255
Primary Part Number12-511951-1
Item NameHeadset-Microphone
FSC / FSG5965 / 59 — No Item Name Available
ManufacturerGeneral Dynamics Mission Systems, Inc.
StatusCANCELLED
Unpackaged Unit Weight10.000 OUNCES NOMINAL OZ
Criticality Code JustificationFEAT
FSC Application DataHEADSETS,HANDSETS,MICROPHONES AND SPEAKERS
Unpackaged Unit Weight10.000 OUNCES NOMINAL OZ
Connector NameANY ACCEPTABLE
Connector to Junction Cord Length10.000 FEET FT
Earphone Impedance Rating50.0 OHMS NOMINAL
Controlling AgencyGTE SYLVANIA INC
Criticality Code JustificationFEAT
FSC Application DataHEADSETS,HANDSETS,MICROPHONES AND SPEAKERS
Connector to Junction Cord Length10.000 FEET FT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3020-00-066-8812 INTERCHANGEABLE
Gear
3110-00-155-664360470P265 INTERCHANGEABLE
Bearing,roller,cylindrical
Patterson Pump Co Div Patterson Pump Company
6250-00-299-6982GE3327 INTERCHANGEABLE
Lampholder
General Electric Company
2805-00-350-33135228 INTERCHANGEABLE
Flywheel
Renk America Llc Div Renk America
2520-00-358-9745A3266W49 INTERCHANGEABLE
Cover
Meritor Industrial Products, Llc
3110-00-554-53091495-39 INTERCHANGEABLE
Bearing,ball,annular
Sioux Tools Inc
5961-00-950-72225228 INTERCHANGEABLE
Transistor
Tdk-Lambda Americas Inc. Div High Power Division
4210-01-160-804515320002 INTERCHANGEABLE
Nozzle,fire Equipment
Akron Brass Company
6240-01-242-01495228-G501 INTERCHANGEABLE
Lamp,incandescent
Howell Laboratories Inc Dba Howell Laboratories Inc
5365-01-242-04075228 15999 INTERCHANGEABLE
Ring
The Gorman-Rupp Company Div Gorman-Rupp
Cross-Reference Index
Part NumberManufacturer
PS713058 Gte Communication Systems Corp (USA)
H32-P10 Plantronics Inc. (USA)
KS20778L1 American Telephone and Telegraph Co (USA)
R70A10C0-0 Roanwell, Llc (USA)
118500-650 Roanwell, Llc (USA)
S-713058 Gte Communication Systems Corp (USA)
29365-01 Plantronics Inc. (USA)
HS0108-1B Plantronics Inc. (USA)
HSB308-1 Plantronics Inc. (USA)
H31-P10 Plantronics Inc. (USA)
12-511951-1 PRIMARY General Dynamics Mission Systems, Inc. (USA)
5228 Genicom Corp (USA)
HS0308-1 Plantronics Inc. (USA)
Related Parts
3020-00-066-8812INTERCHANGEABLE
GEAR
3110-00-155-6643INTERCHANGEABLE
BEARING,ROLLER,CYLINDRICAL
60470P265
6250-00-299-6982INTERCHANGEABLE
LAMPHOLDER
GE3327
2805-00-350-3313INTERCHANGEABLE
FLYWHEEL
5228
2520-00-358-9745INTERCHANGEABLE
COVER
A3266W49
3110-00-554-5309INTERCHANGEABLE
BEARING,BALL,ANNULAR
1495-39
5961-00-950-7222INTERCHANGEABLE
TRANSISTOR
5228
4210-01-160-8045INTERCHANGEABLE
NOZZLE,FIRE EQUIPMENT
15320002
6240-01-242-0149INTERCHANGEABLE
LAMP,INCANDESCENT
5228-G501
5365-01-242-0407INTERCHANGEABLE
RING
5228 15999
5360-01-247-5688INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
5120-01-399-9543INTERCHANGEABLE
SOCKET,SOCKET WRENCH

Frequently Asked Questions

What is NSN 5965-00-167-1255?

NSN 5965-00-167-1255 is a Headset-Microphone, manufactured by General Dynamics Mission Systems, Inc., classified under FSC 5965 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5965-00-167-1255?

NSN 5965-00-167-1255 has 13 cross-referenced part numbers: PS713058 (Gte Communication Systems Corp), H32-P10 (Plantronics Inc.), KS20778L1 (American Telephone and Telegraph Co), R70A10C0-0 (Roanwell, Llc), 118500-650 (Roanwell, Llc) and 8 more.

What NSN replaces 5965-00-167-1255?

There are 12 known substitutes for 5965-00-167-1255: 3020-00-066-8812, 3110-00-155-6643, 6250-00-299-6982 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12-511951-1?

Key specifications for 12-511951-1: Unpackaged Unit Weight: 10.000 OUNCES NOMINAL OZ; Criticality Code Justification: FEAT; Special Features: WEAPON SYSTEM ESSENTIAL; FSC Application Data: HEADSETS,HANDSETS,MICROPHONES AND SPEAKERS. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5965-00-167-1255 still in active supply?

NSN 5965-00-167-1255 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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