| Item Name | Valve Check |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-928-5121 (009285121) |
| NCB Code | USA (00) |
| Manufacturer | Crissair Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| THSD | Thread Series Designator | UNF ALL ENDS |
| CQRB | Seat Angle | 37.0 DEGREES 1ST END |
| CQGM | Maximum Operating Pressure | 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| MRC | Decoded Requirement | Clear Text Reply |
| MATT | Material | STEEL CORROSION RESISTING OVERALL |
| AAJD | Thread Class | 3A ALL ENDS |
| AEHZ | Maximum Operating Temp | 275.0 DEG FAHRENHEIT SINGLE RESPONSE |
| AQLR | Valve Operation Method | AUTOMATIC |
| ADQU | Flow Control Device | POPPET |
| ADSU | Disk Loading Method | SPRING |
| MEDA | Media For Which Designed | HYDRAULIC FLUID, PHOSPHATE-ESTER BASE SINGLE RESPONSE |
| CWFD | Nominal Outside Diameter Tube Accommodated | 0.625 INCHES 1ST END |
| AAJF | Thread Direction | RIGHT-HAND ALL ENDS |
| BBJX | Mounting Position | HORIZONTAL |
| AHNC | Connection Style | FLARED (TUBE) ALL ENDS |
| STYL | Style Designator | STRAIGHT THRU |
| AWLS | Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| CQJX | Nominal Thread Size | 0.875 INCHES ALL ENDS |
| Relevant Components for NSN - 4820-00-928-5121, 4820009285121 | ||||
| 4820-01-457-8919 (4820014578919) | 4820-00-518-4670 (4820005184670) | 4820-01-087-8164 (4820010878164) | 4820-01-658-8314 (4820016588314) | |
| 4820-01-600-0105 (4820016000105) | 4820-01-221-1573 (4820012211573) | 4820-01-117-0037 (4820011170037) | 4820-01-047-2107 (4820010472107) | |
| 4820-00-818-1047 (4820008181047) | 4820-01-544-0867 (4820015440867) | 4810-00-679-2778 (4810006792778) | 4820-01-115-6756 (4820011156756) | |
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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