| Item Name | Valve Check |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-803-9745 (008039745) |
| NCB Code | USA (00) |
| Manufacturer | Circor Aerospace Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ADSU | DISK LOADING METHOD | SPRING |
| AEHZ | MAXIMUM OPERATING TEMP | -40.0 DEG FAHRENHEIT 1ST RESPONSE |
| AEHZ | MAXIMUM OPERATING TEMP | 250.0 DEG FAHRENHEIT 2ND RESPONSE |
| AHNC | CONNECTION STYLE | PLAIN,OPTIONAL END (PIPE) ALL ENDS |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| CQGM | MAXIMUM OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| MATT | MATERIAL | COPPER ALLOY OVERALL |
| MEDA | MEDIA FOR WHICH DESIGNED | AMMONIA,GASEOUS 4TH RESPONSE |
| STYL | STYLE DESIGNATOR | STRAIGHT THRU |
| THSD | THREAD SERIES DESIGNATOR | NPT ALL ENDS |
| AAJF | THREAD DIRECTION | RIGHT-HAND ALL ENDS |
| ADQU | FLOW CONTROL DEVICE | POPPET |
| AWLS | CONNECTION TYPE | THREADED INTERNAL PIPE ALL ENDS |
| BBJX | MOUNTING POSITION | HORIZONTAL OR VERTICAL |
| CQJX | NOMINAL THREAD SIZE | 1.250 INCHES ALL ENDS |
| FEAT | SPECIAL FEATURES | 2.0 TO 4.0 PSI VALVE CRACKING PRESSURE; DESIGNED FOR ACETYLENE,HYDRAU LIC FLUID,AND WATER-OIL-GAS |
| MEDA | MEDIA FOR WHICH DESIGNED | ACETYLENE 2ND RESPONSE |
| MEDA | MEDIA FOR WHICH DESIGNED | AIR 1ST RESPONSE |
| MEDA | MEDIA FOR WHICH DESIGNED | ALCOHOL,ETHYL 3RD RESPONSE |
| MEDA | MEDIA FOR WHICH DESIGNED | CARBON DIOXIDE 5TH RESPONSE |
| Components Related to NSN - 4820-00-803-9745, 4820008039745 | ||||
| 4820-01-251-8056 (4820012518056) | 4820-01-422-5097 (4820014225097) | 4810-00-280-2146 (4810002802146) | 4810-00-288-7539 (4810002887539) | |
| 4810-99-188-5410 (4810991885410) | 4820-01-221-1622 (4820012211622) | 4820-01-426-3375 (4820014263375) | 4820-01-363-2087 (4820013632087) | |
| 4810-01-408-9999 (4810014089999) | 4820-01-192-3568 (4820011923568) | 4820-00-997-9937 (4820009979937) | 4810-01-424-8304 (4810014248304) | |
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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