PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

255Spark Plug

Allied-Signal Inc Autolite Div · NSN 2920-00-946-9689 · FSC 2920 · No Item Name Available
Verified by PartsTable
NSN 2920-00-946-9689 — this item is cataloged by the U.S. Government under National Stock Number 2920-00-946-9689. Primary manufacturer part number: 255.
Features
  • Spark Plug — FSC 2920
  • 23 verified cross-references
  • Primary manufacturer: Allied-Signal Inc Autolite Div
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Spark Plug, cataloged under National Stock Number 2920-00-946-9689, is classified within Federal Supply Class 2920 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Allied-Signal Inc Autolite Div. This item has 23 commercial cross-references from 18 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameSpark Plug
FSC / FSG2920 — No Item Name Available (FSG 29)
ManufacturersAllied-Signal Inc Autolite Div (CAGE 52970); Elringklinger Ag (CAGE D8175); General Motors Llc Dba General Motors Llc (CAGE 7X677); Champion Aviation Inc Automotive Div (CAGE 0B231); American Kenco Inc (CAGE 88795)
Technical Specifications
ParameterValue
NSN2920-00-946-9689
Primary Part Number255
Item NameSpark Plug
FSC / FSG2920 / 29 — No Item Name Available
ManufacturerAllied-Signal Inc Autolite Div
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
5330-00-297-5698 INTERCHANGEABLE
Gasket
5342-01-113-9589610703 INTERCHANGEABLE
Clip
Astronics Test Systems Inc
2920-01-183-883314-7N INTERCHANGEABLE
Spark Plug
Allied-Signal Inc Autolite Div
3110-01-417-8761M451 INTERCHANGEABLE
Bearing,roller,needle
Timken Aerospace, Inc Dba Torrington Product
5910-01-565-6411CS-45 INTERCHANGEABLE
Capacitor
Adrick Marine Group, Inc
Cross-Reference Index
Part NumberManufacturer
255 PRIMARY Allied-Signal Inc Autolite Div (USA)
BMR4A Elringklinger Ag (DEU)
CS45 General Motors Llc Dba General Motors Llc (USA)
CJ8 Champion Aviation Inc Automotive Div (USA)
SX1061 American Kenco Inc
CJ8 Cooper Automotive Pty Ltd (AUS)
FL1000G298809 Wiens Metal Products Inc Road Equipment Div (USA)
53-5 Advanced Engine Products Inc (USA)
RCJ-8 Briggs and Stratton Corp (USA)
PC123-4337 Napco International Llc Dba Napco International Inc (USA)
610703 Power Products Division of Tecumseh Products Co (USA)
A7NX Ford Motor Co General Parts Division (USA)
A7N Ford Motor Co General Parts Division (USA)
CSN46366 Curtis Dyna-Fog, Ltd. (USA)
A7N Allied-Signal Inc Autolite Div (USA)
CJ8 Champion Aerospace Llc (USA)
298809 Briggs and Stratton Corp (USA)
41-2500CD Toro Co the Irrigation Div (USA)
A7NY Ford Motor Co General Parts Division (USA)
298809 Gregory Engineering Corp (USA)
Related Parts
5330-00-297-5698INTERCHANGEABLE
GASKET
5342-01-113-9589INTERCHANGEABLE
CLIP
610703
2920-01-183-8833INTERCHANGEABLE
SPARK PLUG
14-7N
3110-01-417-8761INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
M451
5910-01-565-6411INTERCHANGEABLE
CAPACITOR
CS-45

Frequently Asked Questions

What is NSN 2920-00-946-9689?

NSN 2920-00-946-9689 is a Spark Plug, manufactured by Allied-Signal Inc Autolite Div, classified under FSC 2920 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2920-00-946-9689?

NSN 2920-00-946-9689 has 23 cross-referenced part numbers: 255 (Allied-Signal Inc Autolite Div), BMR4A (Elringklinger Ag), CS45 (General Motors Llc Dba General Motors Llc), CJ8 (Champion Aviation Inc Automotive Div), SX1061 (American Kenco Inc) and 18 more.

What NSN replaces 2920-00-946-9689?

There are 5 known substitutes for 2920-00-946-9689: 5330-00-297-5698, 5342-01-113-9589, 2920-01-183-8833 and 2 more. Verify interchangeability with system specifications before substitution.

Is NSN 2920-00-946-9689 still in active supply?

NSN 2920-00-946-9689 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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