NSN 2805-00-753-9844 515643Y2, 7539844, 00-753-9844
Product Details | VALVE STEM GUIDE
2805-00-753-9844 A replaceable cylindrical item designed to provide wear surface and maintain alignment of a reciprocating valve stem and the like, it may have a flange(s) and/or grooves.20728050063Gasoline Reciprocating Engines, Except Aircraft; and Components28100068Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components28150029Diesel Engines and Components43100028Compressors and Vacuum Pumps45100033Plumbing Fixtures and Accessories48100015Valves, Powered48200018Valves, Nonpowered
Part Alternates: 515643Y2, 7539844, 2805-00-753-9844, 00-753-9844, 2805007539844, 007539844
Engines, Turbines, and Components | Gasoline Reciprocating Engines, Except Aircraft; and Components
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 28 | 01 JAN 1962 | 00-753-9844 | 32562 ( GUIDE, VALVE STEM ) |
Drawings & Photos | NSN 2805-00-753-9844
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Technical Data | NSN 2805-00-753-9844
| Characteristic | Specifications |
|---|---|
| MATERIAL | ALUMINUM BRONZE |
| METALLIC HARDNESS RATING | 97.0 MINIMUM ROCKWELL K |
| STYLE DESIGNATOR | H13 STEPPED SHOULDER-TAPERED SHANK END |
| SHOULDER DIAMETER | 0.778 INCHES MINIMUM AND 0.784 INCHES MAXIMUM |
| SHOULDER LENGTH | 0.160 INCHES NOMINAL |
| OVERALL LENGTH | 2.750 INCHES NOMINAL |
| OUTSIDE DIAMETER | 1.120 INCHES NOMINAL |
| TAPER LENGTH | 0.190 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| TAPER MINOR DIAMETER | 0.775 INCHES NOMINAL |
| MAJOR DIAMETER LENGTH | 0.122 INCHES MINIMUM AND 0.128 INCHES MAXIMUM |
| AA END DIAMETER | 0.745 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
| BB END SHANK DIAMETER | 0.757 INCHES MINIMUM AND 0.758 INCHES MAXIMUM |
| BB END CHAMFER LENGTH | 0.030 INCHES NOMINAL |
| BB END CHAMFER ANGLE IN DEG | 45.0 |
| AA END CHAMFER LENGTH | 0.030 INCHES NOMINAL |
| AA END CHAMFER ANGLE IN DEG | 45.0 |
| SHOULDER FIRST FILLET RADIUS | 0.030 INCHES NOMINAL |
| SHOULDER SECOND FILLET RADIUS | 0.030 INCHES NOMINAL |
| FILLET STEP RADIUS | 0.060 INCHES NOMINAL |
| LENGTH FROM AA END TO LARGEST DIAMETER FACE | 1.302 INCHES MINIMUM AND 1.308 INCHES MAXIMUM |
| BORE DIAMETER | 0.5500 INCHES MINIMUM AND 0.5520 INCHES MAXIMUM |
| BORE COUNTERSINK | INCLUDED |
| COUNTERSINK LOCATION | AA END AND BB END |
| COUNTERSINK ANGLE IN DEG | 90.0 |
| COUNTERSINK DIAMETER | 0.590 INCHES NOMINAL |
| BORE COUNTERBORE | NOT INCLUDED |
| III FSC APPLICATION DATA | ENGINE,GASOLINE,NON-AIRCRAFT |
| MANUFACTURERS CODE | 02978 |
| DESIGN CONTROL REFERENCE | 515643Y2 |
Restrictions/Controls & Freight Information | NSN 2805-00-753-9844
| 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 |
|---|---|---|
| NMF Description | 133300 | MACHINERY/MACHINES NOI |
| Less than car load rating | K | 92.5 |
| Less than truck load rating | W | Rating Variable |
| Water commodity Code | 586 | 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 |