PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

52Spark Plug

Allied-Signal Inc Autolite Div · NSN 2920-00-455-5415 · FSC 2920 · No Item Name Available
Verified by PartsTable
NSN 2920-00-455-5415 — this item is cataloged by the U.S. Government under National Stock Number 2920-00-455-5415. Primary manufacturer part number: 52.
Features
  • Spark Plug — FSC 2920
  • Nondefinitive Spec/std Data: 3 TYPE AND B CLASS
  • Departure From Cited Designator: AS MODIFIEDBY FEAT
  • Electrode Style: SINGLE GROUND ELECTRODE (SEE ALSO STYLE 1)
  • Body Style: UNSHIELDED,SOLID OR THREADED POST,GASKET SEAT
  • Usage Design: ENGINE OTHER THAN AIRCRAFT
  • Seat Major Diameter: 0.812 INCHES MAXIMUM IN
  • Pressure Rating: 450.0 POUNDS PER SQUARE INCH (PSI) NOMINAL MEAN EFFECTIVE LBS
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Spark Plug, cataloged under National Stock Number 2920-00-455-5415, 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. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2920-00-455-5415
Primary Part Number52
Item NameSpark Plug
FSC / FSG2920 / 29 — No Item Name Available
ManufacturerAllied-Signal Inc Autolite Div
StatusACTIVE
Nondefinitive Spec/std Data3 TYPE AND B CLASS
Departure From Cited DesignatorAS MODIFIEDBY FEAT
Electrode StyleSINGLE GROUND ELECTRODE (SEE ALSO STYLE 1)
Body StyleUNSHIELDED,SOLID OR THREADED POST,GASKET SEAT
Usage DesignENGINE OTHER THAN AIRCRAFT
Seat Major Diameter0.812 INCHES MAXIMUM IN
Pressure Rating450.0 POUNDS PER SQUARE INCH (PSI) NOMINAL MEAN EFFECTIVE LBS
Width Across Flats0.812 INCHES NOMINAL IN
Reach Length0.750 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5920-00-229-13109976156-2 INTERCHANGEABLE
Fuse,cartridge
Us Army Aviation and Missile Command
5330-00-496-079038273-136-K5 INTERCHANGEABLE
Gasket
Illinois Tool Works Inc.
3020-01-244-0181717801994-001 INTERCHANGEABLE
Gear Rack
Lockheed Martin Corporation
3110-01-668-6426AG1-2 INTERCHANGEABLE
Roller,bearing
Textron Aviation Inc
Cross-Reference Index
Part NumberManufacturer
AG12 Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
52 PRIMARY Allied-Signal Inc Autolite Div (USA)
WS506 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
5920-00-229-1310INTERCHANGEABLE
FUSE,CARTRIDGE
9976156-2
5330-00-496-0790INTERCHANGEABLE
GASKET
38273-136-K5
3020-01-244-0181INTERCHANGEABLE
GEAR RACK
717801994-001
3110-01-668-6426INTERCHANGEABLE
ROLLER,BEARING
AG1-2

Frequently Asked Questions

What is NSN 2920-00-455-5415?

NSN 2920-00-455-5415 is a Spark Plug, manufactured by Allied-Signal Inc Autolite Div, classified under FSC 2920 (No Item Name Available). Status: active.

What are the part numbers for NSN 2920-00-455-5415?

NSN 2920-00-455-5415 has 3 cross-referenced part numbers: AG12 (Ford Motor Co Ford Parts and Service Div Government Part Sales), 52 (Allied-Signal Inc Autolite Div), WS506 (Federal Specifications Promulgated by General Services Administration Washington DC).

What NSN replaces 2920-00-455-5415?

There are 4 known substitutes for 2920-00-455-5415: 5920-00-229-1310, 5330-00-496-0790, 3020-01-244-0181 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 52?

Key specifications for 52: Nondefinitive Spec/std Data: 3 TYPE AND B CLASS; Departure From Cited Designator: AS MODIFIEDBY FEAT; Special Features: EXTENDED TIP STYLE; Electrode Style: SINGLE GROUND ELECTRODE (SEE ALSO STYLE 1). 10 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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