PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

43476Ignition Unit,high Voltage

Unison Industries Llc · NSN 2925-00-004-1278 · FSC 2925 · No Item Name Available
Verified by PartsTable
NSN 2925-00-004-1278 — this item is cataloged by the U.S. Government under National Stock Number 2925-00-004-1278. Primary manufacturer part number: 43476.
Features
  • Ignition Unit,high Voltage — FSC 2925
  • 8 verified cross-references
  • Primary manufacturer: Unison Industries Llc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Ignition Unit,high Voltage, cataloged under National Stock Number 2925-00-004-1278, is classified within Federal Supply Class 2925 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Unison Industries Llc. This item has 8 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2925-00-004-1278
Primary Part Number43476
Item NameIgnition Unit,high Voltage
FSC / FSG2925 / 29 — No Item Name Available
ManufacturerUnison Industries Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5950-00-467-18512919976 INTERCHANGEABLE
Transformer,power
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5950-00-988-7943391-8405 INTERCHANGEABLE
Transformer,power
L3harris Technologies, Inc. Dba Harris Corp Div Harris Defense Communications
4810-01-374-012143476 INTERCHANGEABLE
Plug,rotary,valve
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Cross-Reference Index
Part NumberManufacturer
10-378160-4 Amphenol Corp Div Amphenol Aerospace Operations (USA)
43476 Unison Industries, Llc Dba Unison Industries Inc (USA)
43476 PRIMARY Unison Industries Llc (USA)
369963-4 Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix (USA)
369963-5 Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix (USA)
10-378160-5 PRIMARY Unison Industries Llc (USA)
10-378160-4 Unison Industries Llc (USA)
10-378160-5 Amphenol Corp Div Amphenol Aerospace Operations (USA)
Related Parts
5950-00-467-1851INTERCHANGEABLE
TRANSFORMER,POWER
2919976
5950-00-988-7943INTERCHANGEABLE
TRANSFORMER,POWER
391-8405
4810-01-374-0121INTERCHANGEABLE
PLUG,ROTARY,VALVE
43476

Frequently Asked Questions

What is NSN 2925-00-004-1278?

NSN 2925-00-004-1278 is a Ignition Unit,high Voltage, manufactured by Unison Industries Llc, classified under FSC 2925 (No Item Name Available). Status: active.

What are the part numbers for NSN 2925-00-004-1278?

NSN 2925-00-004-1278 has 8 cross-referenced part numbers: 10-378160-4 (Amphenol Corp Div Amphenol Aerospace Operations), 43476 (Unison Industries, Llc Dba Unison Industries Inc), 43476 (Unison Industries Llc), 369963-4 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix), 369963-5 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix) and 3 more.

What NSN replaces 2925-00-004-1278?

There are 3 known substitutes for 2925-00-004-1278: 5950-00-467-1851, 5950-00-988-7943, 4810-01-374-0121. Verify interchangeability with system specifications before substitution.

What are the specifications of 43476?

Key specifications for 43476: End Item Identification: AIRCRAFT MODEL A-4. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com