NSN 4820-01-442-9992 8036397434X51XXX049, 803-6397434-X51XXX-049, 8036397434X51XXX049L1
Product Details | VALVE SEAT
4820-01-442-9992 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: 8036397434X51XXX049, 803-6397434-X51XXX-049, 8036397434X51XXX049L1, 803-6397434-X51XXX-049L1, 4820-01-442-9992, 01-442-9992, 4820014429992, 014429992
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 28-MAR-97 | 01-442-9992 | 22113 ( SEAT, VALVE ) |
Drawings & Photos | NSN 4820-01-442-9992
Demand History | NSN 4820-01-442-9992
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 4820-01-442-9992 | 2013-01-23 | 2 | NECO |
| 4820-01-442-9992 | 2012-05-124 | 2 | NECO |
Cross Reference | NSN 4820-01-442-9992
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Technical Data | NSN 4820-01-442-9992
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | B1A THREADED FLANGED |
| FLANGE DIAMETER | 2.117 INCHES NOMINAL |
| FLANGE SEAT TO DISK END HEIGHT | 0.216 INCHES NOMINAL |
| MATERIAL | COBALT COMP 1 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-C-24252 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| THREAD SERIES DESIGNATOR | UNS SINGLE THREADED PORTION |
| NOMINAL THREAD SIZE | 1.9375 INCHES SINGLE THREADED PORTION |
| THREAD QUANTITY PER INCH | 18 SINGLE THREADED PORTION |
| THREAD CLASS | 3A SINGLE THREADED PORTION |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | QUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS |
| CRITICALITY CODE JUSTIFICATION | ZZZY |
| MANUFACTURERS CODE | 53711 |
| DESIGN CONTROL REFERENCE | 803-6397434-X51XXX-049 |
Restrictions/Controls & Freight Information | NSN 4820-01-442-9992
| 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: | B | Munitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.) |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| Precious Metals Indicator Code: | A | Item does not contain precious metal |
| Criticality Code: | S | The item is a non-aviation Critical Safety Item (CSI) whose failure will result in serious damage to equipment or serious injury or death to personnel. |
| 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 | ||