ASAP Semiconductor is an industry-leading distributor for shopping for parts by National Stock Number (NSN) data, the items featured within this catalog all falling under NSN 4820-00-202-8221 (4820002028221). Toward the top of this page, you will find several details that pertain to this NSN, allowing you to confirm various aspects of these offerings to ensure accurate procurement. Meanwhile, the part numbers that we have available for purchase can be found below, with Request for Quote (RFQ) links provided alongside each should you wish to make a purchase. Our team is also available by phone or email to support you during the procurement process, so never hesitate to take the first step with us.
| Alternative NSN: | 4820002028221 |
| Manufacturers | Ex Cell O Corp , Northrop Grumman Systems Corporation , Westinghouse Electric Corp |
| Item Name | Valve Safety Relief |
| INC Code | 05488 |
| Federal Supply Group (FSG) | 48 Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-202-8221 (002028221) |
| NCB Code | USA (00) |
| Part No | Manufacturer | Item Name | CAGE Code | Type | Status | Availability | RFQ | |
|---|---|---|---|---|---|---|---|---|
| 3456-162 | ex cell o corp | valve safety relief | 37999 | a | f | Avl | RFQ |
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| C2555-1DPC373 | ex cell o corp | valve safety relief | 37999 | a | f | Avl | RFQ |
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| C2555-2DPC373 | ex cell o corp | valve safety relief | 37999 | a | f | Avl | RFQ |
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| C3456-1PC162 | ex cell o corp | valve safety relief | 37999 | a | f | Avl | RFQ |
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| C3456-8PC162 | ex cell o corp | valve safety relief | 37999 | a | f | Avl | RFQ |
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| C3457-1PC162 | ex cell o corp | valve safety relief | 37999 | a | f | Avl | RFQ |
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| C3591-1PC162 | ex cell o corp | valve safety relief | 37999 | a | f | Avl | RFQ |
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| C3591-8PC162 | ex cell o corp | valve safety relief | 37999 | a | f | Avl | RFQ |
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| C3593-1PC173 | ex cell o corp | valve safety relief | 37999 | a | f | Avl | RFQ |
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| C3593-2PC173 | ex cell o corp | valve safety relief | 37999 | a | f | Avl | RFQ |
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| D15-649-501-506 | westinghouse electric corp | valve safety relief | 80231 | a | f | Avl | RFQ |
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| D15-649-501-506 | northrop grumman systems corporation | valve safety relief | 90099 | a | a | Avl | RFQ |
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| D15-649-501T0506-512 | westinghouse electric corp | valve safety relief | 80231 | a | f | Avl | RFQ |
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| D15-649-501T0506-512 | northrop grumman systems corporation | valve safety relief | 90099 | a | a | Avl | RFQ |
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| D15-649-501T506 | westinghouse electric corp | valve safety relief | 80231 | a | f | Avl | RFQ |
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| D15-649BPC501T0506 | westinghouse electric corp | valve safety relief | 80231 | a | f | Avl | RFQ |
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| D15-649BPC50T05 06 | northrop grumman systems corporation | valve safety relief | 90099 | a | a | Avl | RFQ |
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| D15-649JPC501T0506 | westinghouse electric corp | valve safety relief | 80231 | a | f | Avl | RFQ |
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| D15-649JPC501T0506 | northrop grumman systems corporation | valve safety relief | 90099 | a | a | Avl | RFQ |
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| D15-649MPC501T0506 | northrop grumman systems corporation | valvesafetyrelief | 90099 | a | a | Avl | RFQ |
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| D15-649MPC501T0506 | westinghouse electric corp | valvesafetyrelief | 80231 | a | f | Avl | RFQ |
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| D15-653APC501T0506 | northrop grumman systems corporation | valve safety relief | 90099 | a | a | Avl | RFQ |
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| D15-653APC501T0506 | westinghouse electric corp | valve safety relief | 80231 | a | f | Avl | RFQ |
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| D15-653BPC501T0506 | northrop grumman systems corporation | valve safety relief | 90099 | a | a | Avl | RFQ |
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| D15-653BPC501T0506 | westinghouse electric corp | valve safety relief | 80231 | a | f | Avl | RFQ |
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| D15-653IPC501T0506 | westinghouse electric corp | valve safety relief | 80231 | a | f | Avl | RFQ |
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| D15-653IPC501T0506 | northrop grumman systems corporation | valve safety relief | 90099 | a | a | Avl | RFQ |
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| D15-653JPC501T0506 | northrop grumman systems corporation | valvesafetyrelief | 90099 | a | a | Avl | RFQ |
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| D15-653JPC501T0506 | westinghouse electric corp | valve safety relief | 80231 | a | f | Avl | RFQ |
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| D15-675APC501T0506 | northrop grumman systems corporation | valve safety relief | 90099 | a | a | Avl | RFQ |
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| D15-675APC501T0506 | westinghouse electric corp | valve safety relief | 80231 | a | f | Avl | RFQ |
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| D15-675BPC501T0506 | westinghouse electric corp | valve safety relief | 80231 | a | f | Avl | RFQ |
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| D15-675BPC501T0506 | northrop grumman systems corporation | valve safety relief | 90099 | a | a | Avl | RFQ |
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| D15-675IPC501T0506 | westinghouse electric corp | valve safety relief | 80231 | a | f | Avl | RFQ |
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| D15-675IPC501T0506 | northrop grumman systems corporation | valve safety relief | 90099 | a | a | Avl | RFQ |
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| D15-675JPC501T0506 | westinghouse electric corp | valve safety relief | 80231 | a | f | Avl | RFQ |
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| D15-675JPC501T0506 | northrop grumman systems corporation | valve safety relief | 90099 | a | a | Avl | RFQ |
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| D15-675MPC501T0506 | westinghouse electric corp | valve safety relief | 79500 | a | a | Avl | RFQ |
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| D15-675MPC501T0506 | northrop grumman systems corporation | valvesafetyrelief | 90099 | a | a | Avl | RFQ |
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| D15-675MPC501T0506-508 | northrop grumman systems corporation | valve safety relief | 90099 | a | a | Avl | RFQ |
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| D15-675MPC501T0506-508 | westinghouse electric corp | valvesafetyrelief | 80231 | a | f | Avl | RFQ |
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| D15-683-501T0506-508 | northrop grumman systems corporation | valve safety relief | 90099 | a | a | Avl | RFQ |
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| D15-683-501T0506-508 | westinghouse electric corp | valve safety relief | 80231 | a | f | Avl | RFQ |
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| D15-683APC501T0506-508 | northrop grumman systems corporation | valve safety relief | 90099 | a | a | Avl | RFQ |
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| D15-683APC501T0506-508 | westinghouse electric corp | valve safety relief | 79500 | a | a | Avl | RFQ |
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| D15-683EPC501T0506 | westinghouse electric corp | valve safety relief | 80231 | a | f | Avl | RFQ |
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| D15-683EPC501T0506 | northrop grumman systems corporation | valve safety relief | 90099 | a | a | Avl | RFQ |
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| D15-683EPC501T0506-508 | westinghouse electric corp | valve safety relief | 79500 | a | a | Avl | RFQ |
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| MRC | Criteria | Characteristic |
|---|---|---|
| AAAR | NOMINAL PIPE SIZE ACCOMMODATED | 0.375 INCHES ALL ENDS |
| AAJF | THREAD DIRECTION | RIGHT-HAND ALL ENDS |
| ADQU | FLOW CONTROL DEVICE | POPPET |
| ADSU | DISK LOADING METHOD | SPRING |
| AHNC | CONNECTION STYLE | PLAIN (PIPE) ALL ENDS |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| AWLS | CONNECTION TYPE | THREADED EXTERNAL PIPE ALL ENDS |
| CMLP | THREAD QUANTITY PER INCH | 18 1ST END |
| CQJX | NOMINAL THREAD SIZE | 0.375 INCHES ALL ENDS |
| CSDC | OPENING PRESSURE SETTING | 20.0 POUNDS PER SQUARE INCH |
| MATT | MATERIAL | COPPER ALLOY BODY |
| MATT | MATERIAL | COPPER ALLOY SEAT |
| MATT | MATERIAL | STEEL STEM |
| STYL | STYLE DESIGNATOR | ANGLE |
| THSD | THREAD SERIES DESIGNATOR | NPT ALL ENDS |
| 4810-01-103-6098 (4810011036098) | 4820-01-334-0599 (4820013340599) | 4820-01-537-2778 (4820015372778) | 4820-01-510-0543 (4820015100543) |
| 4820-01-354-1657 (4820013541657) | 4820-01-338-6230 (4820013386230) | 4820-00-417-5424 (4820004175424) | 4820-01-223-5119 (4820012235119) |
| 4820-00-626-7481 (4820006267481) | 4820-01-352-3713 (4820013523713) | 4820-00-055-6778 (4820000556778) | 4820-01-240-3067 (4820012403067) |
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