4820-01-025-6844 ( 3978-4SET20 , 3978-4 )
NSN Information
| NSN | FSC | NIIN | Item Name | INC |
|---|---|---|---|---|
| 4820-01-025-6844 | 4820 | 010256844 | VALVE,SAFETY RELIEF | 0548 |
NSN Features
| MRC | Parameter | Characteristics |
|---|---|---|
| THSD | THREAD SERIES DESIGNATOR | UNJ ALL ENDS |
| AAJD | THREAD CLASS | 3A ALL ENDS |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| MEDA | MEDIA FOR WHICH DESIGNED | AIR 1ST RESPONSE |
| MATT | MATERIAL | ALUMINUM BODY |
| AWLS | CONNECTION TYPE | THREADED EXTERNAL TUBE ALL ENDS |
| ADQU | FLOW CONTROL DEVICE | DISK |
| SFTT | SURFACE TREATMENT | ANODIZE |
| CQJX | NOMINAL THREAD SIZE | 0.562 INCHES ALL ENDS |
| STYL | STYLE DESIGNATOR | ERR-090 |
| AAJF | THREAD DIRECTION | RIGHT-HAND ALL ENDS |
| CQCY | ADJUSTABLE PRESSURE RANGE | +0.5/+2.4 POUNDS PER SQUARE INCH |
| MATT | MATERIAL | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING |
| AHNC | CONNECTION STYLE | ERR-090 ERR-100 |
| AEHZ | MAXIMUM OPERATING TEMP | 280.0 DEG FAHRENHEIT SINGLE RESPONSE |
| CMLP | THREAD QUANTITY PER INCH | 18 ALL ENDS |
| MEDA | MEDIA FOR WHICH DESIGNED | REFRIGERANT 12 2ND RESPONSE |
| CQGM | MAXIMUM OPERATING PRESSURE | 150.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
Manufacturing Part Numbers (SKUs)
| Part SKU | Cage | Status | RNVC | RNCC | SADC | DAC | RNAAC |
|---|---|---|---|---|---|---|---|
| 3978-4SET20 | 22501 | A | 2 | 3 | 5 | AX | |
| 3978-4 | 22501 | A | 2 | 5 | 5 | AX |
Manufacturers
| Part SKU | Cage | Manufacturer | Type | Status |
|---|---|---|---|---|
| 3978-4SET20 | 22501 | HOWELL LABORATORIES INC. | A | A |
| 3978-4 | 22501 | HOWELL LABORATORIES INC. | A | A |
FLIS Identification
| PMIC | ADPE Code | CRITL Code | DEMIL Code | DEMIL INTG | NIIN Asgt | ESD | HMIC | ENAC | Schedule-B | INC |
|---|---|---|---|---|---|---|---|---|---|---|
| U | X | A | 08/08/1 | N | 8481400000 | 0548 |
FLIS Management
| MOE | REC Rep Code | Mgmt Ctl | USC | Phrase Code | Phrase Statement |
|---|---|---|---|---|---|
| DS | I | ||||
| DN | 9B----- | N |
Demilitarization Codes & Management
| DML | PMI | HMIC | ADP | CC | ESDC |
|---|---|---|---|---|---|
| A | U | N | X |
Miscellaneous Management
| MOE (S_A) | SOS | AAC | QUP | UI | SLC | CIIC | RC | MCC | SVC |
|---|---|---|---|---|---|---|---|---|---|
| DN | SMS | Y | 1 | EA | 0 | U | 9B----- | N | |
| DS | SMS | Y | 1 | EA | 0 | U | D |
Management Control Army
| MATCAT 1 | MATCAT 2 | MATCAT 3 | MATCAT 4 5 | ARC |
|---|
Freight
| NMFC | NMFC SUB | UFC | HMC | LTL | LCL | WCC | TCC | SHC | ADC | ACC | ASH | NMF DESC |
|---|---|---|---|---|---|---|---|---|---|---|---|---|