The Valve,safety Relief, cataloged under National Stock Number 4820-00-202-9565, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Westinghouse Electric Corp. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 50 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-202-9565 |
| Primary Part Number | D15-739YPC37T042-46 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Westinghouse Electric Corp |
| Status | ACTIVE |
| Nominal Thread Size | 0.500 INCHES SECOND END IN |
| Connection Type | THREADED INTERNAL PIPE SECOND END |
| Valve Operation Method | AUTOMATIC |
| Connection Style | PLAIN,OPTIONAL END(PIPE) SECOND END |
| Material | COPPER ALLOY FLOW CONTROL DEVICE |
| Connection Type | UNTHREADED EXTERNAL PIPE FIRST END |
| Thread Series Designator | NPT SECOND END |
| Material | STEEL STEM |
| Thread Direction | RIGHT-HAND SECOND END |
| Nominal Pipe Size Accommodated | 0.500 INCHES SECOND END IN |
| Opening Pressure Setting | 10.0 POUNDS PER SQUARE INCH LBS |
| Connection Style | PLAIN (PIPE) FIRST END |
| Nominal Thread Size | 0.500 INCHES SECOND END IN |
| Flow Control Device | POPPET |
| Thread Series Designator | NPT SECOND END |
| Style Designator | ANGLE |
| Material | COPPER ALLOY FLOW CONTROL DEVICE |
| Disk Loading Method | SPRING |
| Material | COPPER ALLOY SEAT |
| Thread Quantity Per Inch | 14 SECOND END |
| Material | STEEL STEM |
| Features Provided | PRESSURE TIGHT OUTLET SIDE |
| Nominal Pipe Size Accommodated | 0.375 INCHES FIRST END IN |
| Opening Pressure Setting | 10.0 POUNDS PER SQUARE INCH LBS |
| Material | COPPER ALLOY BODY |
| Features Provided | PRESSURE TIGHT OUTLET SIDE |
| Style Designator | ANGLE |
| Thread Quantity Per Inch | 14 SECOND END |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| D15-739YPC37T042-46 | Westinghouse Electric Corp (USA) |
| D15-680BPC689T0694-718 | Northrop Grumman Systems Corporation Div Marine Systems (USA) |
| CL55S53-2PC41T046-879 | Naval Ship Systems Command (USA) |
| D15-640-0PC841T0846-849 | Westinghouse Electric Corp Sturtevant Div (USA) |
| D15-716WPC429T0434-455 | Westinghouse Electric Corp Sturtevant Div (USA) |
| D15-651-0PC1136T01141-1143 | Westinghouse Electric Corp (USA) |
| D15-769WPC33T039 | Westinghouse Electric Corp (USA) |
| CV9S5300-01PC37T046 | Naval Ship Systems Command (USA) |
| D15-680UPC689T0694-718 | Westinghouse Electric Corp (USA) |
| D15-739ZPC37T042-46 | Northrop Grumman Systems Corporation Div Marine Systems (USA) |
| D15-739ZPC37T042-46 | Westinghouse Electric Corp Sturtevant Div (USA) |
| D15-648AAPC37T042-46 | Northrop Grumman Systems Corporation Div Marine Systems (USA) |
| CA68S5300-35PC689T0694-718 | Naval Ship Systems Command (USA) |
| D15-716IP429-434-455 | Northrop Grumman Systems Corporation Div Marine Systems (USA) |
| D15-794PC179T0184-221 | Westinghouse Electric Corp (USA) |
| D15-619TPC41T046-879 | Westinghouse Electric Corp (USA) |
| D15-680XPC689T0694-718 | Westinghouse Electric Corp Sturtevant Div (USA) |
| D15-716BPC429T0434-455 | Westinghouse Electric Corp (USA) |
| D15-631BPC841T0847 | Westinghouse Electric Corp Sturtevant Div (USA) |
| CVL48S5300-47900PC33T039 | Naval Ship Systems Command (USA) |
NSN 4820-00-202-9565 is a Valve,safety Relief, manufactured by Westinghouse Electric Corp, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-202-9565 has 50 cross-referenced part numbers: D15-739YPC37T042-46 (Westinghouse Electric Corp), D15-680BPC689T0694-718 (Northrop Grumman Systems Corporation Div Marine Systems), CL55S53-2PC41T046-879 (Naval Ship Systems Command), D15-640-0PC841T0846-849 (Westinghouse Electric Corp Sturtevant Div), D15-716WPC429T0434-455 (Westinghouse Electric Corp Sturtevant Div) and 45 more.
Key specifications for D15-739YPC37T042-46: Nominal Thread Size: 0.500 INCHES SECOND END IN; Connection Type: THREADED INTERNAL PIPE SECOND END; Valve Operation Method: AUTOMATIC; Connection Style: PLAIN,OPTIONAL END(PIPE) SECOND END. 28 total characteristics are documented in the Federal Logistics Information System.