NSN 4820-00-446-3543 1110323, 26J535PC1T023, 26J539PC52
Product Details | SAFETY RELIEF VALVE
4820-00-446-3543 A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.
Part Alternates: 1110323, 26J535PC1T023, 26J539PC52, 26J610PC1T023, 27J409PC1T023, 4820-00-446-3543, 00-446-3543, 4820004463543, 004463543
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 01 JAN 1963 | 00-446-3543 | 05488 ( VALVE, SAFETY RELIEF ) |
Drawings & Photos | NSN 4820-00-446-3543
Cross Reference | NSN 4820-00-446-3543
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 1110323 | 11660 | WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT |
| 1110323 | 79500 | WESTINGHOUSE ELECTRIC CORP |
| 26J535PC1T023 | 11660 | WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT |
| 26J535PC1T023 | 79500 | WESTINGHOUSE ELECTRIC CORP |
| 26J539PC52 | 11660 | WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT |
| 26J539PC52 | 79500 | WESTINGHOUSE ELECTRIC CORP |
| 26J610PC1T023 | 11660 | WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT |
| 26J610PC1T023 | 79500 | WESTINGHOUSE ELECTRIC CORP |
| 27J409PC1T023 | 11660 | WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT |
| 27J409PC1T023 | 79500 | WESTINGHOUSE ELECTRIC CORP |
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Related Products | NSN 4820-00-446-3543
Technical Data | NSN 4820-00-446-3543
| Characteristic | Specifications |
|---|---|
| MATERIAL | COPPER ALLOY BODY NICKEL ALLOY FLOW CONTROL DEVICE NICKEL ALLOY SEAT NICKEL ALLOY STEM |
| STYLE DESIGNATOR | A7A ANGLE FLANGED ENDS |
| FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 3.000 INCHES |
| SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 1.906 INCHES |
| VALVE SIZE | 1.000 INCHES |
| FLOW CONTROL DEVICE | DISK |
| MEDIA FOR WHICH DESIGNED | STEAM SINGLE RESPONSE |
| MAXIMUM OPERATING PRESSURE | 100.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| MAXIMUM OPERATING TEMP | 425.0 DEG FAHRENHEIT SINGLE RESPONSE |
| VALVE OPERATION METHOD | AUTOMATIC OR MANUAL |
| CONNECTION TYPE | THREADED INTERNAL PIPE 1ST END FLANGE 2ND END |
| CONNECTION STYLE | G9 PLAIN 1ST END |
| FLANGE SHAPE | ROUND WITH HOLES 2ND END |
| NOMINAL OUTSIDE DIAMETER | 4.250 INCHES 2ND END |
| NOMINAL THICKNESS | 0.438 INCHES 2ND END |
| BOLT HOLE QUANTITY | 4 2ND END |
| BOLT HOLE NOMINAL DIAMETER | 0.562 INCHES 2ND END |
| BOLT CIRCLE NOMINAL DIAMETER | 3.125 INCHES 2ND END |
| FLANGE FACE DESIGN | PLAIN 2ND END |
| NOMINAL PIPE SIZE ACCOMMODATED | 1.250 INCHES 1ST END |
| THREAD SERIES DESIGNATOR | NPT 1ST END |
| NOMINAL THREAD SIZE | 1.250 INCHES 1ST END |
| THREAD DIRECTION | RIGHT-HAND 1ST END |
| BONNET TYPE | INSIDE SPRING |
| BONNET ATTACHMENT METHOD | THREADED |
| DISK LOADING METHOD | SPRING |
| ADJUSTABLE PRESSURE RANGE | 7.0 TO 25.0 POUNDS PER SQUARE INCH |
Restrictions/Controls & Freight Information | NSN 4820-00-446-3543
| 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 4820-00-446-3543
Navy| 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 | Y | TERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |