PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4904ALead,ignition,engine

Champion Aerospace Llc · NSN 2920-00-509-3644 · FSC 2920 · No Item Name Available
Verified by PartsTable
NSN 2920-00-509-3644 — this item is cataloged by the U.S. Government under National Stock Number 2920-00-509-3644. Primary manufacturer part number: 4904A.
Features
  • Lead,ignition,engine — FSC 2920
  • Conductor Form: STRANDED SINGLE CONDUCTOR
  • Lead Overall Length: 32.500 INCHES NOMINAL IN
  • 10 verified cross-references
  • Primary manufacturer: Champion Aerospace Llc
Applications
  • Mechanical power generation
  • Drive system operation
  • Auxiliary equipment operation
General Description

The Lead,ignition,engine, cataloged under National Stock Number 2920-00-509-3644, is classified within Federal Supply Class 2920 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Champion Aerospace Llc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2920-00-509-3644
Primary Part Number4904A
Item NameLead,ignition,engine
FSC / FSG2920 / 29 — No Item Name Available
ManufacturerChampion Aerospace Llc
StatusCANCELLED
Conductor FormSTRANDED SINGLE CONDUCTOR
Lead Overall Length32.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
6625-00-186-0019C4904A INTERCHANGEABLE
Test Set,electrical Cable
Colcom Inc
Cross-Reference Index
Part NumberManufacturer
02000-3278 Harsco Corp Bmy-Combat Systems Div (USA)
2000-3277 Harsco Corp Bmy-Combat Systems Div (USA)
4904A Ryan Equipment Co Inc (USA)
57A34-714 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
4904A PRIMARY Champion Aerospace Llc (USA)
2000-3278 Harsco Corp Bmy-Combat Systems Div (USA)
FDG12284A Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
AXH5938 PRIMARY Heale Manufacturing Co Llc (USA)
FDG12284A Ford Motor Company (USA)
02000-3278 Asrc Federal Facilities Logistics, Llc (USA)
Related Parts
6625-00-186-0019INTERCHANGEABLE
TEST SET,ELECTRICAL CABLE
C4904A

Frequently Asked Questions

What is NSN 2920-00-509-3644?

NSN 2920-00-509-3644 is a Lead,ignition,engine, manufactured by Champion Aerospace Llc, classified under FSC 2920 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2920-00-509-3644?

NSN 2920-00-509-3644 has 10 cross-referenced part numbers: 02000-3278 (Harsco Corp Bmy-Combat Systems Div), 2000-3277 (Harsco Corp Bmy-Combat Systems Div), 4904A (Ryan Equipment Co Inc), 57A34-714 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 4904A (Champion Aerospace Llc) and 5 more.

What NSN replaces 2920-00-509-3644?

There is 1 known substitute for 2920-00-509-3644: 6625-00-186-0019. Verify interchangeability with system specifications before substitution.

What are the specifications of 4904A?

Key specifications for 4904A: Conductor Form: STRANDED SINGLE CONDUCTOR; Lead Overall Length: 32.500 INCHES NOMINAL IN. 2 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2920-00-509-3644 still in active supply?

NSN 2920-00-509-3644 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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