NSN 4820-00-678-6390 A1556, A-1556, A1556PC912
Product Details | VALVE SEAT
4820-00-678-6390 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: A1556, A-1556, A1556PC912, 717038, 912A1556, 4820-00-678-6390, 00-678-6390, 4820006786390, 006786390
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 07 DEC 1965 | 00-678-6390 | 22113 ( SEAT, VALVE ) |
Drawings & Photos | NSN 4820-00-678-6390
Cross Reference | NSN 4820-00-678-6390
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 717038 | 0BR59 | DRESSER-RAND COMPANY DBA STEAM TRBINE MTR GENERATOR DIV |
| 717038 | 82328 | DRESSER RAND CO TERRY CORP STEAM TURBINE MOTOR AND |
| 912A1556 | 0BR59 | DRESSER-RAND COMPANY DBA STEAM TRBINE MTR GENERATOR DIV |
| 912A1556 | 82328 | DRESSER RAND CO TERRY CORP STEAM TURBINE MOTOR AND |
| A-1556 | 0BR59 | DRESSER-RAND COMPANY DBA STEAM TRBINE MTR GENERATOR DIV |
| A-1556 | 82328 | DRESSER RAND CO TERRY CORP STEAM TURBINE MOTOR AND |
| A1556PC912 | 0BR59 | DRESSER-RAND COMPANY DBA STEAM TRBINE MTR GENERATOR DIV |
| A1556PC912 | 82328 | DRESSER RAND CO TERRY CORP STEAM TURBINE MOTOR AND |
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Related Products | NSN 4820-00-678-6390
Technical Data | NSN 4820-00-678-6390
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | B14 PLAIN FLANGED |
| FLANGE DIAMETER | 2.375 INCHES NOMINAL |
| BODY OUTSIDE DIAMETER | 1.000 INCHES NOMINAL |
| BODY INSIDE DIAMETER | 0.188 INCHES NOMINAL |
| FLANGE SEAT TO DISK END HEIGHT | 1.250 INCHES NOMINAL |
| UNDER FLANGE HEIGHT | 0.500 INCHES NOMINAL |
| MATERIAL | CHROMIUM-MOLYBDENUM BODY COBALT-CHROMIUM ALLOY FACE |
| HARDNESS RATING | NOT RATED |
| SEATING SURFACE SHAPE | ANGULAR |
| SEAT ANGLE IN DEG | 45.000 NOMINAL |
| THREAD SERIES DESIGNATOR | NPT SINGLE THREADED PORTION |
| NOMINAL THREAD SIZE | 0.875 INCHES SINGLE THREADED PORTION |
| THREAD LENGTH | 0.500 INCHES NOMINAL SINGLE THREADED PORTION |
| MANUFACTURERS CODE | 0BR59 |
| DESIGN CONTROL REFERENCE | A-1556 |
Restrictions/Controls & Freight Information | NSN 4820-00-678-6390
| 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: | 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 |
|---|---|---|
| NMF Description | 051080 | FAUCETS,BIBCOCKS,GATES VALVES |
| Less than car load rating | ||
| Less than truck load rating | W | Rating Variable |
| Water commodity Code | 594 | unknown |
| Originating Activity Code | HD | Naval Inventory Control Point Mechanicsburg, PA 17055-0788 |
| 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 |
Management | NSN 4820-00-678-6390
Navy| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 9B | Navy-owned stocks of DLA material Naval Inventory Control Point, Mechanicsburg |
| Source of Supply | SMS | Defense Logistics Agency Enterprise Business Systems |
| Agency | DN | Department of the Navy |
| Service Organization | N | U.S. Navy |
| Acquisition Advice Codes | J | NOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |