Product Details | SPARK PLUG

2925-00-690-8763 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; and ELECTRODE.20229200048Engine Electrical System Components, Nonaircraft29250058Engine Electrical System Components, Aircraft Prime Moving

Part Alternates: RB39R1, 2925-00-690-8763, 00-690-8763, 2925006908763, 006908763

Engine Accessories | Engine Electrical System Components, Aircraft Prime Moving

Supply Group (FSG) NSN Assign. NIIN
29 01 JAN 1963 00-690-8763

Drawings & Photos | NSN 2925-00-690-8763


Cross Reference | NSN 2925-00-690-8763

Part Number Cage Code Manufacturer
RB39R1 05045 B G SERVICE COMPANY, INC., THE

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Technical Data | NSN 2925-00-690-8763

Characteristic Specifications
BODY STYLE A6 ELECTRICALLY SHIELDED, PARTIAL INSULATOR, GASKET SEAT
REACH LENGTH 0.750 INCHES NOMINAL
WIDTH ACROSS FLATS 0.875 INCHES NOMINAL
SEAT MAJOR DIAMETER 0.960 INCHES MAXIMUM
HEIGHT ABOVE MOUNTING SURFACE 2.500 INCHES NOMINAL
TOP TO TERMINAL CONTACT DISTANCE 1.531 INCHES NOMINAL
TOP TO SHIELD THREAD DISTANCE 0.125 INCHES NOMINAL
SHIELD THREAD LENGTH 0.375 INCHES NOMINAL
BARREL INSIDE DIAMETER 0.560 INCHES NOMINAL
TERMINAL SLEEVE INSIDE DIAMETER 0.375 INCHES NOMINAL
ELECTRODE STYLE B12 TWO FLAT GROUND ELECTRODE
THREAD SIZE AND SERIES/TYPE DESIGNATOR AND LOCATION 18-1.5MM BASE 3/4-20 UNEF SHIELDING
MEAN EFFECTIVE PRESSURE RATING 340.0 POUNDS PER SQUARE INCH NOMINAL
DC RESISTANCE RATING IN OHMS 3000.0 NOMINAL
USAGE DESIGN AIRCRAFT ENGINE
MANUFACTURERS CODE 05045
DESIGN CONTROL REFERENCE RB39R1

Restrictions/Controls & Freight Information | NSN 2925-00-690-8763

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:BMunitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.)
Precious Metals Indicator Code:PItem contains platinum family metals
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information