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NSN 2925-00-142-8731, 2925001428731
SPARK PLUG

Federal Supply Classification
FSC 2925 - Engine Electrical System Components, Aircraft Prime Moving
National Item Identification Number
NIIN 001428731
Codification Country
United States
Item Name Code
INC 00294
Criticality
(X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code
(N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.
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DLMS® Summary

National Stock Number 2925-00-142-8731

National Stock Number (NSN) 2925-00-142-8731, or NIIN 001428731, (spark plug) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There is only one manufacturer part number associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.

This part number has not been procured by the US Government in over 5 years.

This NSN is assigned to Item Name Code (INC) 00294. [AN ITEM CONTAINING TWO OR MORE ELECTRODES ACROSS WHICH AN ELECTRIC SPARK IS DISCHARGED TO IGNITE A FUEL AND AIR MIXTURE, PRIMARILY IN INTERNAL COMBUSTION ENGINES. EXCLUDES:GLOW PLUG; ELECTRODE.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 2925001428731 does not contain precious metals.

This NSN is associated to Schedule B 8511100000: spark plugs for internal combustion engines. The Schedule B End Use is listed as engines and engine parts (carburetors, pistons, rings, and valves.

This information was last updated on .


Technical Characteristics

ELECTRODE STYLE
(AYGA) TWO FLAT GROUND ELECTRODE
BODY STYLE
(AAQL) ELECTRICALLY SHIELDED, FULL INSULATOR, GASKET SEAT
DC RESISTANCE RATING IN OHMS
(AFYV) 1500.0 NOMINAL
HEIGHT ABOVE MOUNTING SURFACE
(AYGJ) 2.188 INCHES MINIMUM AND 2.312 INCHES MAXIMUM
PRESSURE RATING
(BGST) 340.0 POUNDS PER SQUARE INCH NOMINAL MEAN EFFECTIVE
REACH LENGTH
(AHPM) 0.792 INCHES MINIMUM AND 0.812 INCHES MAXIMUM
SEAT MAJOR DIAMETER
(AYGH) 0.960 INCHES NOMINAL
SHIELD THREAD LENGTH
(AYGM) 0.375 INCHES NOMINAL
WIDTH ACROSS FLATS
(ASDB) 0.870 INCHES MINIMUM AND 0.878 INCHES MAXIMUM
TERMINAL SLEEVE INSIDE DIAMETER
(AYGP) 0.378 INCHES MINIMUM AND 0.388 INCHES MAXIMUM
THREAD SIZE AND SERIES/TYPE DESIGNATOR
(THDS) 5/8-24 UNEF SHIELD
TOP TO SHIELD THREAD DISTANCE
(AYGL) 0.105 INCHES MINIMUM AND 0.145 INCHES MAXIMUM
TOP TO TERMINAL CONTACT DISTANCE
(AYGK) 1.000 INCHES MINIMUM AND 1.070 INCHES MAXIMUM
USAGE DESIGN
(ALBY) AIRCRAFT ENGINE
UNABLE TO DECODE
(AYGF) UNABLE TO DECODE
PRESSURE RATING
(BGST) UNABLE TO DECODE
MEAN EFFECTIVE PRESSURE RATING
(AYGF) 340.0 POUNDS PER SQUARE INCH NOMINAL
THREAD SIZE AND SERIES/TYPE DESIGNATOR AND LOCATION
(AYGB) 18-1.5MM BASE
THREAD SIZE AND SERIES/TYPE DESIGNATOR AND LOCATION
(AYGB) 18-1.5MM BASE ERR-100
THREAD SIZE AND SERIES/TYPE DESIGNATOR AND LOCATION
(AYGB) 5/8-24 UNEF SHIELDING

Manufacturer Part Numbers


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