PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

J6Spark Plug

Champion Aerospace Llc · NSN 2920-00-155-8040 · FSC 2920 · No Item Name Available
Verified by PartsTable
NSN 2920-00-155-8040 — this item is cataloged by the U.S. Government under National Stock Number 2920-00-155-8040. Primary manufacturer part number: J6.
Features
  • Spark Plug — FSC 2920
  • Usage Design: ENGINE OTHER THAN AIRCRAFT
  • Nondefinitive Spec/std Data: 3 TYPE AND B CLASS
  • Electrode Style: SINGLE FLAT SHELL GROUND ELECTRODE (SEE ALSO STYLE 4)
  • Width Across Flats: 0.812 INCHES NOMINAL IN
  • Body Style: UNSHIELDED,SOLID OR THREADED POST,GASKET SEAT
  • Reach Length: 0.375 INCHES NOMINAL IN
  • Seat Major Diameter: 0.812 INCHES MAXIMUM IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Spark Plug, cataloged under National Stock Number 2920-00-155-8040, is classified within Federal Supply Class 2920 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Champion Aerospace Llc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2920-00-155-8040
Primary Part NumberJ6
Item NameSpark Plug
FSC / FSG2920 / 29 — No Item Name Available
ManufacturerChampion Aerospace Llc
StatusCANCELLED
Usage DesignENGINE OTHER THAN AIRCRAFT
Nondefinitive Spec/std Data3 TYPE AND B CLASS
Electrode StyleSINGLE FLAT SHELL GROUND ELECTRODE (SEE ALSO STYLE 4)
Width Across Flats0.812 INCHES NOMINAL IN
Body StyleUNSHIELDED,SOLID OR THREADED POST,GASKET SEAT
Reach Length0.375 INCHES NOMINAL IN
Seat Major Diameter0.812 INCHES MAXIMUM IN
Pressure Rating253.0 POUNDS PER SQUARE INCH (PSI) NOMINAL MEAN EFFECTIVE LBS
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3445-00-141-81521F-10-1/2 II INTERCHANGEABLE
Shearing Machine,metal,squaring
Bcn Technical Services Inc
3110-00-143-757914C INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
3120-00-198-7982 INTERCHANGEABLE
Bearing,gear Side
5310-00-269-62751832YA INTERCHANGEABLE
Nut,plain,slotted,hexagon
Navistar Intl Corp Truck Br Ohio Plant
8040-00-270-321014C INTERCHANGEABLE
Adhesive
Bridge Products Inc Camel Tire Care Products Div
2920-00-293-5189AT3 INTERCHANGEABLE
Spark Plug
Ford Motor Co General Parts Division
3950-00-318-30151720-20PC76 INTERCHANGEABLE
Lining,friction
Lake Shore Systems, Inc.
4320-00-398-9383J6 INTERCHANGEABLE
Shaft,transmission,pump
Circor Naval Solutions Llc Dba Warren Pumps
5905-00-501-6805 INTERCHANGEABLE
Resistor,variable,wire Wound,pre
3030-00-529-0394 INTERCHANGEABLE
Belt,v
Cross-Reference Index
Part NumberManufacturer
RJ6C Champion Aviation Inc Automotive Div (USA)
WS506 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
42A Stryten Energy Llc Dba Stryten Manufacturing (USA)
14C Stryten Energy Llc Dba Stryten Manufacturing (USA)
14TH SL Auburn Inc Sub of SL Industries Inc (USA)
14C Exide Corp (USA)
43 General Motors Llc Dba General Motors Llc (USA)
J10C0M Champion Aerospace Llc (USA)
43 General Motors Corp (USA)
42A Exide Corp (USA)
43 General Motors Llc Dba General Motors (USA)
J6 PRIMARY Champion Aerospace Llc (USA)
Related Parts
3445-00-141-8152INTERCHANGEABLE
SHEARING MACHINE,METAL,SQUARING
1F-10-1/2 II
3110-00-143-7579INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
14C
3120-00-198-7982INTERCHANGEABLE
BEARING,GEAR SIDE
5310-00-269-6275INTERCHANGEABLE
NUT,PLAIN,SLOTTED,HEXAGON
1832YA
8040-00-270-3210INTERCHANGEABLE
ADHESIVE
14C
2920-00-293-5189INTERCHANGEABLE
SPARK PLUG
AT3
3950-00-318-3015INTERCHANGEABLE
LINING,FRICTION
1720-20PC76
4320-00-398-9383INTERCHANGEABLE
SHAFT,TRANSMISSION,PUMP
J6
5905-00-501-6805INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE
3030-00-529-0394INTERCHANGEABLE
BELT,V
5330-00-542-1015INTERCHANGEABLE
PACKING,PREFORMED
14C
2920-00-554-9155INTERCHANGEABLE
SPARK PLUG
638647

Frequently Asked Questions

What is NSN 2920-00-155-8040?

NSN 2920-00-155-8040 is a Spark Plug, manufactured by Champion Aerospace Llc, classified under FSC 2920 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2920-00-155-8040?

NSN 2920-00-155-8040 has 12 cross-referenced part numbers: RJ6C (Champion Aviation Inc Automotive Div), WS506 (Federal Specifications Promulgated by General Services Administration Washington DC), 42A (Stryten Energy Llc Dba Stryten Manufacturing), 14C (Stryten Energy Llc Dba Stryten Manufacturing), 14TH (SL Auburn Inc Sub of SL Industries Inc) and 7 more.

What NSN replaces 2920-00-155-8040?

There are 12 known substitutes for 2920-00-155-8040: 3445-00-141-8152, 3110-00-143-7579, 3120-00-198-7982 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of J6?

Key specifications for J6: Usage Design: ENGINE OTHER THAN AIRCRAFT; Nondefinitive Spec/std Data: 3 TYPE AND B CLASS; Electrode Style: SINGLE FLAT SHELL GROUND ELECTRODE (SEE ALSO STYLE 4); Width Across Flats: 0.812 INCHES NOMINAL IN. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2920-00-155-8040 still in active supply?

NSN 2920-00-155-8040 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.
PartsTable Design LLC · partstable.com