| Item Name | Valve Safety Relief |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-083-1256 (000831256) |
| NCB Code | USA (00) |
| Manufacturer | Northrop Grumman Systems Corporation, Hydro Aire Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 128SCH136-7 | northrop grumman systems corporation | valve safety relief | 79rg9 | RFQ |
| A90122 | hydro aire inc | valve safety relief | 81982 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3B 1ST END |
| AAJF | THREAD DIRECTION | RIGHT-HAND 1ST END |
| ADQU | FLOW CONTROL DEVICE | POPPET |
| ADSR | BONNET TYPE | PACKING RETAINING |
| ADSU | DISK LOADING METHOD | SPRING |
| ADSY | VALVE DISCHARGE FLOW RATE | 32.0 GALLONS PER MINUTE |
| AHNC | CONNECTION STYLE | GASKET SEAL(BOSS) 1ST END |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| AWLS | CONNECTION TYPE | THREADED INTERNAL BOSS 1ST END |
| CMLP | THREAD QUANTITY PER INCH | 12 1ST END |
| CQJX | NOMINAL THREAD SIZE | 1.062 INCHES 1ST END |
| CSDC | OPENING PRESSURE SETTING | 3560.00 POUNDS PER SQUARE INCH |
| MATT | MATERIAL | ALUMINUM ALLOY BODY |
| MATT | MATERIAL | STEEL CORROSION RESISTING FLOW CONTROL DEVICE |
| MATT | MATERIAL | STEEL CORROSION RESISTING SEAT |
| MATT | MATERIAL | STEEL CORROSION RESISTING STEM |
| SFTT | SURFACE TREATMENT | ANODIZE |
| STYL | STYLE DESIGNATOR | STRAIGHT THRU |
| THSD | THREAD SERIES DESIGNATOR | UNJ 1ST END |
| Components Related to NSN - 4820-00-083-1256, 4820000831256 | ||||
| 4820-01-207-4765 (4820012074765) | 4810-01-288-4028 (4810012884028) | 4820-01-448-5478 (4820014485478) | 4820-01-669-0039 (4820016690039) | |
| 4820-00-289-0856 (4820002890856) | 4820-01-349-7107 (4820013497107) | 4820-01-251-6138 (4820012516138) | 4810-01-615-6216 (4810016156216) | |
| 4820-01-038-5445 (4820010385445) | 4820-01-171-6472 (4820011716472) | 4810-01-534-9910 (4810015349910) | 4820-01-254-9633 (4820012549633) | |
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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