PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

IAY4401Distributor,ignition System

Prestolite Electric Inc · NSN 2920-00-718-1971 · FSC 2920 · No Item Name Available
Verified by PartsTable
NSN 2920-00-718-1971 — this item is cataloged by the U.S. Government under National Stock Number 2920-00-718-1971. Primary manufacturer part number: IAY4401.
Features
  • Distributor,ignition System — FSC 2920
  • Mounting Facility Quantity: 2
  • Mounting Slot Width: 0.281 INCHES NOMINAL IN
  • Drive Connection Type: RIGID COUPLED
  • Impulse Quantity Per Revolution: 4
  • Mounting Facility: SLOT
  • Contact Set Quantity: 1
  • Drive Shaft Type: TONGUE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Distributor,ignition System, cataloged under National Stock Number 2920-00-718-1971, 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 15 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: Cancelled.

Technical Specifications
ParameterValue
NSN2920-00-718-1971
Primary Part NumberIAY4401
Item NameDistributor,ignition System
FSC / FSG2920 / 29 — No Item Name Available
ManufacturerPrestolite Electric Inc
StatusCANCELLED
Mounting Facility Quantity2
Mounting Slot Width0.281 INCHES NOMINAL IN
Drive Connection TypeRIGID COUPLED
Impulse Quantity Per Revolution4
Mounting FacilitySLOT
Contact Set Quantity1
Drive Shaft TypeTONGUE
Mounting MethodFLANGE
Body MaterialSTEEL
Mounting Slot Length0.625 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
Primary Terminal Accommodation TypeWIRE LEAD
Ignition Type for Which DesignedSINGLE
Surface TreatmentENAMEL
Shaft Rotation DirectionCLOCKWISE
Shaft Length11.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
4730-00-062-547013211E8916-1 INTERCHANGEABLE
Elbow,tube to Boss
U S Army Tank Automotive Command Amsta-Im-Mm
5950-00-230-81409230-68 INTERCHANGEABLE
Coil,radio Frequency
Bourns Inc
5961-00-458-9585 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
IAY4401 PRIMARY Prestolite Electric Inc (USA)
922507 Am General Llc (USA)
923068 Am General Llc (USA)
909802 Am General Llc (USA)
IAY4401 Prestolite Electric Inc (USA)
Related Parts
4730-00-062-5470INTERCHANGEABLE
ELBOW,TUBE TO BOSS
13211E8916-1
5950-00-230-8140INTERCHANGEABLE
COIL,RADIO FREQUENCY
9230-68
5961-00-458-9585INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 2920-00-718-1971?

NSN 2920-00-718-1971 is a Distributor,ignition System, manufactured by Prestolite Electric Inc, classified under FSC 2920 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2920-00-718-1971?

NSN 2920-00-718-1971 has 5 cross-referenced part numbers: IAY4401 (Prestolite Electric Inc), 922507 (Am General Llc), 923068 (Am General Llc), 909802 (Am General Llc), IAY4401 (Prestolite Electric Inc).

What NSN replaces 2920-00-718-1971?

There are 3 known substitutes for 2920-00-718-1971: 4730-00-062-5470, 5950-00-230-8140, 5961-00-458-9585. Verify interchangeability with system specifications before substitution.

What are the specifications of IAY4401?

Key specifications for IAY4401: Mounting Facility Quantity: 2; Mounting Slot Width: 0.281 INCHES NOMINAL IN; Drive Connection Type: RIGID COUPLED; Impulse Quantity Per Revolution: 4. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2920-00-718-1971 still in active supply?

NSN 2920-00-718-1971 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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