| Item Name | Valve Safety Relief |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-420-5231 (014205231) |
| NCB Code | USA (01) |
| Manufacturer | Circor Aerospace Inc, Drs Sustainment Systems Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 5120TP-4TJ-25 | circor aerospace inc | valve safety relief | 91816 | RFQ |
| ES9983 | drs sustainment systems inc | valve safety relief | 20418 | RFQ |
| ES9983-01T25 | drs sustainment systems inc | valve safety relief | 98255 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJF | THREAD DIRECTION | RIGHT-HAND ALL ENDS |
| ADSU | DISK LOADING METHOD | SPRING |
| AEHZ | MAXIMUM OPERATING TEMP | 400.0 DEG FAHRENHEIT SINGLE RESPONSE |
| AEQJ | MINIMUM OPERATING TEMP | -100.0 DEG FAHRENHEIT |
| AGAV | END ITEM IDENTIFICATION | AIRCRAFT, HERCULES C |
| AHNC | CONNECTION STYLE | FLARED (TUBE) 1ST END |
| AHNC | CONNECTION STYLE | GASKET SEAL(BOSS) 2ND END |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| AWLS | CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END |
| AWLS | CONNECTION TYPE | THREADED INTERNAL TUBE 2ND END |
| CQGM | MAXIMUM OPERATING PRESSURE | 1000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| CQJX | NOMINAL THREAD SIZE | 0.250 INCHES ALL ENDS |
| CQRB | SEAT ANGLE | 37.0 DEGREES 1ST END |
| CSDC | OPENING PRESSURE SETTING | 25.0 POUNDS PER SQUARE INCH |
| CWFD | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES 2ND END |
| FEAT | SPECIAL FEATURES | WITH POLYTETRAFLUOROETHYLENE SEAL |
| MATT | MATERIAL | STEEL COMP 303 BODY |
| MATT | MATERIAL | STEEL CORROSION RESISTING SEAT |
| MEDA | MEDIA FOR WHICH DESIGNED | WATER-OIL-GAS SINGLE RESPONSE |
| STYL | STYLE DESIGNATOR | STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY. |
| THSD | THREAD SERIES DESIGNATOR | NPT 1ST END |
| THSD | THREAD SERIES DESIGNATOR | NPTF 2ND END |
| Relevant Components for NSN - 4820-01-420-5231, 4820014205231 | ||||
| 4820-01-396-8269 (4820013968269) | 4820-01-394-6183 (4820013946183) | 4820-00-971-1986 (4820009711986) | 4820-01-631-7474 (4820016317474) | |
| 4810-01-315-8174 (4810013158174) | 4820-01-045-1164 (4820010451164) | 4820-01-169-9733 (4820011699733) | 4820-01-233-9010 (4820012339010) | |
| 4820-01-169-8577 (4820011698577) | 4820-01-130-1407 (4820011301407) | 4810-01-641-9373 (4810016419373) | 4820-01-646-8601 (4820016468601) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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