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NSN 2920-00-647-3903, 2920006473903
Cancelled -> Replaced by 2920006182488

Federal Supply Classification
FSC 2920 - Engine Electrical System Components, Nonaircraft
National Item Identification Number
NIIN 006473903
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 2920-00-647-3903

National Stock Number (NSN) 2920-00-647-3903, or NIIN 006473903, (spark plug) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 3 stock numbers: 2920006182488, 2920002481620, 2920002935202.

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

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

This NSN is unique to one weapons system.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 02, 2005, this NSN's acquisition method was noted as: Suitable for competitive acquisition for the first time. (Potential sources shall include dealers/distributors.) The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.

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 2920006473903 contains an unknown precious metal.

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

THREAD SIZE AND SERIES/TYPE DESIGNATOR AND LOCATION
(AYGB) 7/8-18 UNS BASE ERR-100
UNABLE TO DECODE
(AYGF) UNABLE TO DECODE AND UNABLE TO DECODE
ELECTRODE STYLE
(AYGA) SINGLE ROUND GROUND ELECTRODE
BARREL INSIDE DIAMETER
(AYGN) 0.459 INCHES NOMINAL
BODY STYLE
(AAQL) ELECTRICALLY SHIELDED, PARTIAL INSULATOR, GASKET SEAT
DC RESISTANCE RATING IN OHMS
(AFYV) 10000.0 NOMINAL
HEIGHT ABOVE MOUNTING SURFACE
(AYGJ) 2.570 INCHES NOMINAL
NONDEFINITIVE SPEC/STD DATA
(ZZZT) 2 TYPE AND A CLASS
PRESSURE RATING
(BGST) 85.0 POUNDS PER SQUARE INCH MINIMUM AND 115.0 POUNDS PER SQUARE INCH MAXIMUM MEAN EFFECTIVE
REACH LENGTH
(AHPM) 0.625 INCHES NOMINAL
SEAT MAJOR DIAMETER
(AYGH) 1.125 INCHES NOMINAL
SHIELD THREAD LENGTH
(AYGM) 0.250 INCHES NOMINAL
WIDTH ACROSS FLATS
(ASDB) 1.125 INCHES NOMINAL
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
THREAD SIZE AND SERIES/TYPE DESIGNATOR
(THDS) 7/8-18 UNS BASE
TOP TO SHIELD THREAD DISTANCE
(AYGL) 0.125 INCHES NOMINAL
TOP TO TERMINAL CONTACT DISTANCE
(AYGK) 1.000 INCHES MINIMUM AND 1.070 INCHES MAXIMUM
USAGE DESIGN
(ALBY) ENGINE OTHER THAN AIRCRAFT
THREAD SIZE AND SERIES/TYPE DESIGNATOR AND LOCATION
(AYGB) 5/8-24 UNEF SHIELDING ERR-100
MEAN EFFECTIVE PRESSURE RATING
(AYGF) 85.0 POUNDS PER SQUARE INCH MINIMUM AND 115.0 POUNDS PER SQUARE INCH MAXIMUM

Manufacturer Part Numbers

TR15S

RNCC
5
RNVC
9
TR15S

RNCC
3
RNVC
9
WS506

RNCC
4
RNVC
1
XEC89D

RNCC
5
RNVC
9

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