NSN 5965-01-146-0579 · NIIN 011460579 · Part number 4.021-2232
Naval Sea Systems Command · FSC 5965 — Headsets, Handsets, Microphones and Speakers · FSG 59 — Electrical and Electronic Equipment Components · CAGE 53711
Government record, cited
NSN 5965-01-146-0579 — this item is cataloged by the U.S. Government under National Stock Number 5965-01-146-0579. Manufacturer of record part number: 4.021-2232.
Also searched as5965-01-146-0579 ·
5965011460579 ·
NIIN 011460579 ·
01-146-0579 ·
FSC 5965 Headsets, Handsets, Microphones and Speakers · CAGE 53711 · 4.021-2232
FSC: 5965 — Headsets, Handsets, Microphones and Speakers
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: 4.021-2232
Manufacturer: Naval Sea Systems Command
General Description
The Headset,electrical, cataloged under National Stock Number 5965-01-146-0579, is classified within Federal Supply Class 5965 (Headsets, Handsets, Microphones and Speakers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5965-01-146-0579
Primary Part Number
4.021-2232
Item Name
Headset,electrical
FSC / FSG
5965 / 59 — Headsets, Handsets, Microphones and Speakers
Manufacturer
Naval Sea Systems Command
Status
ACTIVE
Criticality Code Justification
FEAT
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Other items in FSC 5965 — Headsets, Handsets, Microphones and Speakers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5965-00-001-1492
5965-00-001-1492 · Item name not on file
5965-00-001-7591
CUSHION,EAR
5965-00-001-7592
CUSHION,HEADBAND
5965-00-001-7593
MICROPHONE ELEMENT
5965-00-003-2686
5965-00-003-2686 · Item name not on file
5965-00-003-2690
5965-00-003-2690 · Item name not on file
5965-00-003-4754
5965-00-003-4754 · Item name not on file
5965-00-004-5510
5965-00-004-5510 · Item name not on file
Frequently Asked Questions
What is NSN 5965-01-146-0579?
NSN 5965-01-146-0579 is a Headset,electrical, manufactured by Naval Sea Systems Command, classified under FSC 5965, Headsets, Handsets, Microphones and Speakers. Status: active.
What part numbers are listed for NSN 5965-01-146-0579?
NSN 5965-01-146-0579 has 1 manufacturer part number on file: 4.021-2232 (Naval Sea Systems Command).
What are the specifications of 4.021-2232?
Key specifications for 4.021-2232: Criticality Code Justification: FEAT; Special Features: EXPLOSIVE ORDNANCE DISPOSAL TOOLS/EQUIPMENT. 1 specification is documented in the U.S. Government catalog.
Is NSN 5965-01-146-0579 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.