NSN 2925-00-633-6859 AC273, 00-633-6859, 006336859
Product Details | SPARK PLUG
2925-00-633-6859 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: AC273, 2925-00-633-6859, 00-633-6859, 2925006336859, 006336859
Engine Accessories | Engine Electrical System Components, Aircraft Prime Moving
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 29 | 01 JAN 1963 | 00-633-6859 | 00294 ( SPARK PLUG ) |
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Technical Data | NSN 2925-00-633-6859
| Characteristic | Specifications |
|---|---|
| BODY STYLE | A6 ELECTRICALLY SHIELDED, PARTIAL INSULATOR, GASKET SEAT |
| REACH LENGTH | 0.812 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 0.875 INCHES NOMINAL |
| SEAT MAJOR DIAMETER | 0.970 INCHES NOMINAL |
| HEIGHT ABOVE MOUNTING SURFACE | 2.500 INCHES NOMINAL |
| TOP TO TERMINAL CONTACT DISTANCE | 1.500 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 | 400.0 POUNDS PER SQUARE INCH NOMINAL |
| DC RESISTANCE RATING IN OHMS | 1000.0 NOMINAL |
| USAGE DESIGN | AIRCRAFT ENGINE |
| MANUFACTURERS CODE | 70040 |
| DESIGN CONTROL REFERENCE | AC273 |
Restrictions/Controls & Freight Information | NSN 2925-00-633-6859
| Category | Code | Description |
|---|---|---|
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Demilitarization Code: | B | Munitions 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: | U | Precious metal type is unknown |
| 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 |
|---|---|---|
| NMF Description | 177080 | SPARK PLUGS NOI IN BXS |
| Less than car load rating | ||
| Less than truck load rating | W | Rating Variable |
| Water commodity Code | 593 | unknown |
| Originating Activity Code | XX | |
| Air Dimension Code | A | Shipment is not a consolidation and does not exceed 72 inches in any dimension. |
| Air Commodity | V | Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above. |
| Air Special Handling | Z | No special handling required. |
| Special Handling Code | 9 | unknonwn |
| HAZMAT | ||
| Type of Cargo | Z | No special type of cargo code applicable |



