NSN 2815-00-374-4327 523133, 52-3133, 68276
Product Details | ENGINE POPPET VALVE
2815-00-374-4327 A mushroom or tulip-shaped item having a circular head with a conical face and an extended stem used to regulate the flow of incoming fuel-air mixture or air into the combustion chamber or exhaust gases from the combustion chamber of a reciprocating internal combustion engine.20328050063Gasoline Reciprocating Engines, Except Aircraft; and Components28100068Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components28150029Diesel Engines and Components
Part Alternates: 523133, 52-3133, 68276, 2815-00-374-4327, 00-374-4327, 2815003744327, 003744327
Engines, Turbines, and Components | Diesel Engines and Components
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 28 | 01 JAN 1963 | 00-374-4327 | 15884 ( VALVE, POPPET, ENGINE ) |
Drawings & Photos | NSN 2815-00-374-4327
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Technical Data | NSN 2815-00-374-4327
| Characteristic | Specifications |
|---|---|
| MATERIAL AND LOCATION | STEEL OVERALL |
| METALLIC HARDNESS RATING AND LOCATION | 40.0 ROCKWELL C MINIMUM HEAD 50.0 ROCKWELL C MAXIMUM HEAD 40.0 ROCKWELL C MINIMUM SEAT FACE 50.0 ROCKWELL C MAXIMUM SEAT FACE 40.0 ROCKWELL C MINIMUM STEM 50.0 ROCKWELL C MAXIMUM STEM 52.0 ROCKWELL C NOMINAL TIP |
| HEAD STYLE | 1 FLAT |
| HEAD HEIGHT | 0.1750 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 1.7400 INCHES MINIMUM AND 1.7500 INCHES MAXIMUM |
| NECK RADIUS | 0.5312 INCHES NOMINAL |
| SEAT ANGLE IN DEG | 30.0 |
| STEM STYLE | 15 MULTI-GROOVED |
| CHAMFER LENGTH | 0.0200 INCHES NOMINAL |
| STEM LENGTH | 6.7240 INCHES MINIMUM AND 6.7530 INCHES MAXIMUM |
| STEM DIAMETER | 0.4020 INCHES MINIMUM AND 0.4030 INCHES MAXIMUM |
| DISTANCE FROM FIRST GROOVE TO STEM END | 0.3790 INCHES MINIMUM AND 0.3900 INCHES MAXIMUM |
| DISTANCE FROM SECOND GROOVE TO STEM END | 0.5340 INCHES MINIMUM AND 0.5470 INCHES MAXIMUM |
| DISTANCE FROM THIRD GROOVE TO STEM END | 4.3830 INCHES MINIMUM AND 4.4110 INCHES MAXIMUM |
| FIRST GROOVE DIAMETER | 0.3000 INCHES MINIMUM AND 0.3100 INCHES MAXIMUM |
| SECOND GROOVE DIAMETER | 0.3000 INCHES MINIMUM AND 0.3100 INCHES MAXIMUM |
| THIRD GROOVE DIAMETER | 0.3900 INCHES MINIMUM AND 0.3950 INCHES MAXIMUM |
| FIRST GROOVE WIDTH | 0.0302 INCHES MINIMUM AND 0.0322 INCHES MAXIMUM |
| SECOND GROOVE WIDTH | 0.0302 INCHES MINIMUM AND 0.0322 INCHES MAXIMUM |
| THIRD GROOVE WIDTH | 0.7500 INCHES NOMINAL |
| CHAMFER ANGLE IN DEG | 45.0 |
| CARBON RELIEF GROOVE | INCLUDED |
| MANUFACTURERS CODE | 15434 |
| DESIGN CONTROL REFERENCE | 68276 |
Restrictions/Controls & Freight Information | NSN 2815-00-374-4327
| 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: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| 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 |
|---|---|---|
| No Freight Information | ||