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| Item Name | Valve Safety Relief |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-639-9393 (006399393) |
| NCB Code | USA (00) |
| Manufacturer | Anderson Greenwood Lp, Kunkle Industries Inc, Ashcroft Inc, Electric Boat Corporation, Military Specifications |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| DA90C 1426T1750PSI3 4X1IN | anderson greenwood lp | valve safety relief | RFQ |
| DA90C 1426T1750PSI 3 4X1IN | kunkle industries inc | valve safety relief | RFQ |
| NMP1151DA90C3 4X1IN SPRING1277 | kunkle industries inc | valve safety relief | RFQ |
| S6336BALT1PC3-4SPRING202 | ashcroft inc | valve safety relief | RFQ |
| 3868-143PCV3 | electric boat corporation | valve safety relief | RFQ |
| 1836-3-4 | ashcroft inc | valve safety relief | RFQ |
| 3678-184REVAPCV3 | electric boat corporation | valve safety relief | RFQ |
| NMP1151DA90C3 4X1IN SPRING1277 | anderson greenwood lp | valve safety relief | RFQ |
| MILV20065TYPEA2CLASSC | military specifications | valve safety relief | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ADQU | FLOW CONTROL DEVICE | POPPET |
| ADSU | DISK LOADING METHOD | SPRING |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| CQCY | ADJUSTABLE PRESSURE RANGE | 0.0 TO 1000.0 POUNDS PER SQUARE INCH |
| CQGM | MAXIMUM OPERATING PRESSURE | 3500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| MATT | MATERIAL | COPPER ALLOY BODY |
| MATT | MATERIAL | COPPER ALLOY FLOW CONTROL DEVICE AND NICKEL ALLOY FLOW CONTROL DEVICE |
| MATT | MATERIAL | COPPER ALLOY STEM |
| MATT | MATERIAL | NICKEL ALLOY SEAT |
| MEDA | MEDIA FOR WHICH DESIGNED | STEAM SINGLE RESPONSE |
| STYL | STYLE DESIGNATOR | ANGLE |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | A2 TYPE AND C CLASS |
| ZZZY | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY SIZE 3/4 IN. BY 1 1/4 IN. |
| Relevant Components for NSN - 4820-00-639-9393, 4820006399393 | ||||
| 4810-01-693-0546 (4810016930546) | 4810-01-224-8636 (4810012248636) | 4810-00-181-8826 (4810001818826) | 4810-00-533-2538 (4810005332538) | |
| 4820-01-319-3454 (4820013193454) | 4820-01-154-9733 (4820011549733) | 4810-01-176-9496 (4810011769496) | 4820-01-278-5449 (4820012785449) | |
| 4810-01-152-7681 (4810011527681) | 4810-00-127-2787 (4810001272787) | 4820-00-557-7800 (4820005577800) | 4810-01-469-1460 (4810014691460) | |
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