| Item Name | Valve Safety Relief |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-376-9852 (013769852) |
| NCB Code | USA (01) |
| Manufacturer | Anderson Greenwood Lp, National Instruments Corporation, Electric Boat Corporation |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 203578940M | anderson greenwood lp | valve safety relief | 01343 | RFQ |
| 203578940M CD S | national instruments corporation | valve safety relief | 03950 | RFQ |
| 203578940MCP | national instruments corporation | valve safety relief | 03950 | RFQ |
| 211038573 | electric boat corporation | valve safety relief | 96169 | RFQ |
| 211038573CP | national instruments corporation | valve safety relief | 03950 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ADSY | VALVE DISCHARGE FLOW RATE | 434.0 CUBIC FEET PER MINUTE |
| AHNC | CONNECTION STYLE | SOCKET ALL ENDS |
| ADQU | FLOW CONTROL DEVICE | DISK |
| CRTL | CRITICALITY CODE JUSTIFICATION | ZZZY |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| ADSU | DISK LOADING METHOD | SPRING |
| AEHZ | MAXIMUM OPERATING TEMP | 165.0 DEG FAHRENHEIT SINGLE RESPONSE |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| AWLS | CONNECTION TYPE | UNTHREADED INTERNAL PIPE ALL ENDS |
| CQCY | ADJUSTABLE PRESSURE RANGE | 4001.0 TO 5499.0 POUNDS PER SQUARE INCH |
| CQGM | MAXIMUM OPERATING PRESSURE | 6000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| CSDC | OPENING PRESSURE SETTING | 4900.0 POUNDS PER SQUARE INCH |
| MATT | MATERIAL | NICKEL ALLOY BODY |
| MATT | MATERIAL | NICKEL ALLOY FLOW CONTROL DEVICE |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE STEM |
| ZZZY | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | CLEANING,PACKAGING,AND MARKING IAW THE LATEST REVISION OF MIL-STD-1330 |
| AAAR | NOMINAL PIPE SIZE ACCOMMODATED | 0.500 INCHES ALL ENDS |
| AGAV | END ITEM IDENTIFICATION | SEAWOLF CLASS SSN |
| MATT | MATERIAL | NICKEL ALLOY STEM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| MEDA | MEDIA FOR WHICH DESIGNED | NITROGEN,GASEOUS SINGLE RESPONSE |
| STYL | STYLE DESIGNATOR | ANGLE |
| Components Related to NSN - 4820-01-376-9852, 4820013769852 | ||||
| 4820-01-251-8056 (4820012518056) | 4820-01-422-5097 (4820014225097) | 4810-00-280-2146 (4810002802146) | 4810-00-288-7539 (4810002887539) | |
| 4810-99-188-5410 (4810991885410) | 4820-01-221-1622 (4820012211622) | 4820-01-426-3375 (4820014263375) | 4820-01-363-2087 (4820013632087) | |
| 4810-01-408-9999 (4810014089999) | 4820-01-192-3568 (4820011923568) | 4820-00-997-9937 (4820009979937) | 4810-01-424-8304 (4810014248304) | |
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