NSN 2805-00-386-3381 CV1261, 44016A, C581
Product Details | ENGINE POPPET VALVE
2805-00-386-3381 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: CV1261, 44016A, C581, 2805-00-386-3381, 00-386-3381, 2805003863381, 003863381
Engines, Turbines, and Components | Gasoline Reciprocating Engines, Except Aircraft; and Components
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 28 | 01 JAN 1963 | 00-386-3381 | 15884 ( VALVE, POPPET, ENGINE ) |
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Technical Data | NSN 2805-00-386-3381
| Characteristic | Specifications |
|---|---|
| MATERIAL AND LOCATION | COBALT ALLOY SEAT FACE STEEL, FED STD 66, AISI/SAE 8645 STEM STEEL, FED STD 66, SAE EV4 HEAD |
| METALLIC HARDNESS RATING AND LOCATION | 50.0 ROCKWELL C MINIMUM HEAD 30.0 ROCKWELL C MINIMUM STEM 40.0 ROCKWELL C MAXIMUM STEM 30.0 ROCKWELL C MINIMUM TIP 40.0 ROCKWELL C MAXIMUM TIP |
| HEAD STYLE | 5 FLAT |
| HEAD HEIGHT | 0.1960 INCHES MINIMUM AND 0.2060 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 1.5625 INCHES MINIMUM AND 1.5725 INCHES MAXIMUM |
| NECK RADIUS | 0.4700 INCHES NOMINAL |
| SEAT ANGLE IN DEG | 45.0 |
| STEM STYLE | 10 TAPERED |
| CHAMFER LENGTH | 0.0300 INCHES NOMINAL |
| MINOR OUTSIDE DIAMETER | 0.2450 INCHES MINIMUM AND 0.2490 INCHES MAXIMUM |
| MINOR DIAMETER LENGTH | 0.1900 INCHES NOMINAL |
| STEM LENGTH | 4.8070 INCHES MINIMUM AND 4.8170 INCHES MAXIMUM |
| STEM DIAMETER | 0.3720 INCHES MINIMUM AND 0.3730 INCHES MAXIMUM |
| DISTANCE FROM MINOR DIAMETER TO STEM END | 0.2170 INCHES MINIMUM AND 0.2190 INCHES MAXIMUM |
| CHAMFER ANGLE IN DEG | 45.0 |
| TAPER ANGLE IN DEG | 15.0 |
| CARBON RELIEF GROOVE | NOT INCLUDED |
| III FSC APPLICATION DATA | GASOLINE ENGINE |
| MANUFACTURERS CODE | 80900 |
| DESIGN CONTROL REFERENCE | CV1261 |
Restrictions/Controls & Freight Information | NSN 2805-00-386-3381
| Category | Code | Description |
|---|---|---|
| Shelf-Life Code: | 0 | Nondeteriorative |
| 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. |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| 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 | ||
Management | NSN 2805-00-386-3381
| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 9C | Navy-owned stocks of defense construction material Naval Inventory Control Point, Mechanicsburg |
| Source of Supply | S9C | Defense Supply Center Columbus Columbus, OH 43215 |
| Agency | DN | Department of the Navy |
| Service Organization | N | U.S. Navy |
| Acquisition Advice Codes | V | TERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |



