PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

IAD4041Distributor,ignition System

Prestolite Electric Inc · NSN 2920-00-125-8509 · FSC 2920 · No Item Name Available
Verified by PartsTable
NSN 2920-00-125-8509 — this item is cataloged by the U.S. Government under National Stock Number 2920-00-125-8509. Primary manufacturer part number: IAD4041.
Features
  • Distributor,ignition System — FSC 2920
  • Body Material: STEEL
  • Mounting Method: BRACKET(S)
  • Drive Connection Type: RIGID COUPLED
  • Impulse Quantity Per Revolution: 4
  • Primary Terminal Accommodation Type: STUD
  • Drive Shaft Type: PLAIN
  • Shaft Rotation Direction: COUNTERCLOCKWISE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Distributor,ignition System, cataloged under National Stock Number 2920-00-125-8509, is classified within Federal Supply Class 2920 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Prestolite Electric Inc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 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
NSN2920-00-125-8509
Primary Part NumberIAD4041
Item NameDistributor,ignition System
FSC / FSG2920 / 29 — No Item Name Available
ManufacturerPrestolite Electric Inc
StatusACTIVE
Body MaterialSTEEL
Mounting MethodBRACKET(S)
Drive Connection TypeRIGID COUPLED
Impulse Quantity Per Revolution4
Primary Terminal Accommodation TypeSTUD
Drive Shaft TypePLAIN
Shaft Rotation DirectionCOUNTERCLOCKWISE
Ignition Type for Which DesignedSINGLE
Contact Set Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5940-00-115-0777MS20659-133 INTERCHANGEABLE
Terminal,lug
Sae International Dba Sae International
1680-00-166-5581 INTERCHANGEABLE
Mirror Assembly,rearview
5910-01-668-3938640152 INTERCHANGEABLE
Capacitor,fixed,electrolytic
Allmand Bros. Inc.
Cross-Reference Index
Part NumberManufacturer
640152 Am General Llc (USA)
IAD4041 Prestolite Electric Inc (USA)
808365 Am General Llc (USA)
IAD4041 PRIMARY Prestolite Electric Inc (USA)
906725 PRIMARY Am General Llc (USA)
Related Parts
5940-00-115-0777INTERCHANGEABLE
TERMINAL,LUG
MS20659-133
1680-00-166-5581INTERCHANGEABLE
MIRROR ASSEMBLY,REARVIEW
5910-01-668-3938INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
640152

Frequently Asked Questions

What is NSN 2920-00-125-8509?

NSN 2920-00-125-8509 is a Distributor,ignition System, manufactured by Prestolite Electric Inc, classified under FSC 2920 (No Item Name Available). Status: active.

What are the part numbers for NSN 2920-00-125-8509?

NSN 2920-00-125-8509 has 5 cross-referenced part numbers: 640152 (Am General Llc), IAD4041 (Prestolite Electric Inc), 808365 (Am General Llc), IAD4041 (Prestolite Electric Inc), 906725 (Am General Llc).

What NSN replaces 2920-00-125-8509?

There are 3 known substitutes for 2920-00-125-8509: 5940-00-115-0777, 1680-00-166-5581, 5910-01-668-3938. Verify interchangeability with system specifications before substitution.

What are the specifications of IAD4041?

Key specifications for IAD4041: Body Material: STEEL; Mounting Method: BRACKET(S); Drive Connection Type: RIGID COUPLED; Impulse Quantity Per Revolution: 4. 9 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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