NSN 4820-00-350-0333 B283010, 73931A, 00-350-0333
Product Details | VALVE SEAT
4820-00-350-0333 A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see INSERT, ENGINE VALVE SEAT.20248100015Valves, Powered48200018Valves, Nonpowered
Part Alternates: B283010, 73931A, 4820-00-350-0333, 00-350-0333, 4820003500333, 003500333
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 01 JAN 1963 | 00-350-0333 | 22113 ( SEAT, VALVE ) |
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Technical Data | NSN 4820-00-350-0333
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | B6 PLAIN |
| OVERALL HEIGHT | 0.436 INCHES NOMINAL |
| BODY OUTSIDE DIAMETER | 2.068 INCHES NOMINAL |
| BODY INSIDE DIAMETER | 1.625 INCHES MINIMUM AND 2.062 INCHES MAXIMUM |
| MATERIAL | STEEL OVERALL |
| HARDNESS RATING | 50.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM OVERALL |
| SEATING SURFACE SHAPE | ANGULAR |
| SEAT ANGLE IN DEG | 0.750 NOMINAL |
| SPECIAL FEATURES | STAMP LETTER L ON TOP TO IDENTIFY ONTARIO STEEL FROM OTHER STEEL INSERTS |
Restrictions/Controls & Freight Information | NSN 4820-00-350-0333
| 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: | A | Item does not contain precious metal |
| Criticality Code: | X | The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. |
| Automatic Data Processing Equipment: | 0 | Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9) |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||



