PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AK0Spark Plug

Allied-Signal Inc Autolite Div · NSN 2920-00-127-2725 · FSC 2920 · No Item Name Available
Verified by PartsTable
NSN 2920-00-127-2725 — this item is cataloged by the U.S. Government under National Stock Number 2920-00-127-2725. Primary manufacturer part number: AK0.
Features
  • Spark Plug — FSC 2920
  • Usage Design: ENGINE OTHER THAN AIRCRAFT
  • Width Across Flats: 0.813 INCHES NOMINAL IN
  • Electrode Style: SURFACE GAP FIRING END DESIGN WITH INTERNAL AUXILIARY GAP
  • Body Style: UNSHIELDED, SOLID POST, GASKET SEAT
  • Reach Length: 0.375 INCHES NOMINAL IN
  • 9 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 2920-00-127-2725, 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 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2920-00-127-2725
Primary Part NumberAK0
Item NameSpark Plug
FSC / FSG2920 / 29 — No Item Name Available
ManufacturerAllied-Signal Inc Autolite Div
StatusACTIVE
Usage DesignENGINE OTHER THAN AIRCRAFT
Width Across Flats0.813 INCHES NOMINAL IN
Electrode StyleSURFACE GAP FIRING END DESIGN WITH INTERNAL AUXILIARY GAP
Body StyleUNSHIELDED, SOLID POST, GASKET SEAT
Reach Length0.375 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
8040-00-142-9947 INTERCHANGEABLE
Adhesive
3130-00-227-31559FX1 11-16 INTERCHANGEABLE
Bearing Unit,ball
Altra Industrial Motion Corp.
3030-00-264-3044TR28483 INTERCHANGEABLE
Belt,v
Gates Corporation
5999-01-152-9116 INTERCHANGEABLE
Contact Assembly,electrical
4820-01-417-9418V-40 INTERCHANGEABLE
Gear Operator,valve
Velan Valve Corp.
4730-01-431-6717V40 INTERCHANGEABLE
Coupling Half,quick Disconnect
E. D. Bullard Company Dba Ed Bullard Co
Cross-Reference Index
Part NumberManufacturer
B33-48372 Brunswick Corp Dba Mercury Marine Div Mercury Marine (USA)
AK0 Ford Motor Co General Parts Division (USA)
33-57769 Brunswick Corp Dba Mercury Marine Div Mercury Marine (USA)
V40K General Motors Llc Dba General Motors Llc (USA)
33 813415 Brunswick Corp Dba Mercury Marine Div Mercury Marine (USA)
V40 General Motors Llc Dba General Motors (USA)
J19V Champion Aerospace Llc (USA)
AK0 PRIMARY Allied-Signal Inc Autolite Div (USA)
V40K General Motors Llc Dba General Motors (USA)
Related Parts
8040-00-142-9947INTERCHANGEABLE
ADHESIVE
3130-00-227-3155INTERCHANGEABLE
BEARING UNIT,BALL
9FX1 11-16
3030-00-264-3044INTERCHANGEABLE
BELT,V
TR28483
5999-01-152-9116INTERCHANGEABLE
CONTACT ASSEMBLY,ELECTRICAL
4820-01-417-9418INTERCHANGEABLE
GEAR OPERATOR,VALVE
V-40
4730-01-431-6717INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
V40

Frequently Asked Questions

What is NSN 2920-00-127-2725?

NSN 2920-00-127-2725 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 2920-00-127-2725?

NSN 2920-00-127-2725 has 9 cross-referenced part numbers: B33-48372 (Brunswick Corp Dba Mercury Marine Div Mercury Marine), AK0 (Ford Motor Co General Parts Division), 33-57769 (Brunswick Corp Dba Mercury Marine Div Mercury Marine), V40K (General Motors Llc Dba General Motors Llc), 33 813415 (Brunswick Corp Dba Mercury Marine Div Mercury Marine) and 4 more.

What NSN replaces 2920-00-127-2725?

There are 6 known substitutes for 2920-00-127-2725: 8040-00-142-9947, 3130-00-227-3155, 3030-00-264-3044 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AK0?

Key specifications for AK0: Usage Design: ENGINE OTHER THAN AIRCRAFT; Width Across Flats: 0.813 INCHES NOMINAL IN; Electrode Style: SURFACE GAP FIRING END DESIGN WITH INTERNAL AUXILIARY GAP; Body Style: UNSHIELDED, SOLID POST, GASKET SEAT. 5 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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