| Item Name | Valve Safety Relief |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-473-4249 (004734249) |
| NCB Code | USA (00) |
| Manufacturer | Cramp Shipbuilding And Drydock Co, Portsmouth Naval Shipyard Supply Dept, Derbyshire Machine And Tool Co |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 547-59P265PCRELIEFVALVE | cramp shipbuilding and drydock co | valve safety relief | 14921 | RFQ |
| 547P201PCV9 | cramp shipbuilding and drydock co | valve safety relief | 14921 | RFQ |
| 701-275PCV9 | portsmouth naval shipyard supply dept | valve safety relief | 81316 | RFQ |
| 759-285PCRELIEFVALVE | portsmouth naval shipyard supply dept | valve safety relief | 81316 | RFQ |
| 759-417PCRELIEFVALVE | portsmouth naval shipyard supply dept | valve safety relief | 81316 | RFQ |
| 759-475PCRELIEFVALVE | portsmouth naval shipyard supply dept | valve safety relief | 81316 | RFQ |
| 765-228PCRELIEFVALVE | portsmouth naval shipyard supply dept | valve safety relief | 81316 | RFQ |
| 765-417PCRELIEFVALVE | portsmouth naval shipyard supply dept | valve safety relief | 81316 | RFQ |
| 766-228PCRELIEFVALVE | portsmouth naval shipyard supply dept | valve safety relief | 81316 | RFQ |
| 88-D-244 | derbyshire machine and tool co | valve safety relief | 71905 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAAR | NOMINAL PIPE SIZE ACCOMMODATED | 0.750 INCHES 1ST END |
| AAAR | NOMINAL PIPE SIZE ACCOMMODATED | 2.125 INCHES 2ND END |
| AAJF | THREAD DIRECTION | RIGHT-HAND 1ST END |
| AAJF | THREAD DIRECTION | RIGHT-HAND 2ND END |
| ADSU | DISK LOADING METHOD | SPRING |
| AHNC | CONNECTION STYLE | PLAIN (PIPE) 2ND END |
| AHNC | CONNECTION STYLE | PLAIN,OPTIONAL END(PIPE) 1ST END |
| AWLS | CONNECTION TYPE | THREADED EXTERNAL PIPE 2ND END |
| AWLS | CONNECTION TYPE | THREADED INTERNAL PIPE 1ST END |
| CMLP | THREAD QUANTITY PER INCH | 12 2ND END |
| CMLP | THREAD QUANTITY PER INCH | 14 1ST END |
| CQJX | NOMINAL THREAD SIZE | 0.750 INCHES 1ST END |
| CQJX | NOMINAL THREAD SIZE | 2.125 INCHES 2ND END |
| CSDC | OPENING PRESSURE SETTING | 750.0 POUNDS PER SQUARE INCH |
| ELRN | EXTRA LONG REFERENCE NUMBER | 417-2100-69215PCAE3L3M303P3S3Y3AND417-2100-69217PCF3 |
| MATT | MATERIAL | STEEL BODY |
| MATT | MATERIAL | STEEL SEAT |
| STYL | STYLE DESIGNATOR | ANGLE |
| THSD | THREAD SERIES DESIGNATOR | NPT 1ST END |
| THSD | THREAD SERIES DESIGNATOR | UN 2ND END |
| ZZZY | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | ELR NO. |
| Components Related to NSN - 4820-00-473-4249, 4820004734249 | ||||
| 4820-01-168-7617 (4820011687617) | 4820-00-036-1739 (4820000361739) | 4820-01-148-9383 (4820011489383) | 4820-01-416-7529 (4820014167529) | |
| 4810-01-036-3133 (4810010363133) | 4820-01-365-7068 (4820013657068) | 4820-00-475-4247 (4820004754247) | 4820-01-192-5887 (4820011925887) | |
| 4820-01-546-7933 (4820015467933) | 4820-00-366-2438 (4820003662438) | 4820-01-066-6185 (4820010666185) | 4810-00-670-3476 (4810006703476) | |
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