| Item Name | Valve Safety Relief |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-593-4901 (005934901) |
| NCB Code | USA (00) |
| Manufacturer | Circor Aerospace Inc, Siemens Water Technologies Corp |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 559B-2M-0.2 | circor aerospace inc | valve safety relief | 91816 | RFQ |
| FU2857 | siemens water technologies corp | valve safety relief | 79172 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJF | THREAD DIRECTION | RIGHT-HAND 1ST END |
| ADQU | FLOW CONTROL DEVICE | PISTON |
| ADSU | DISK LOADING METHOD | SPRING |
| ADZH | RENEWABLE SEAT RING TYPE | BOLTED |
| AHNC | CONNECTION STYLE | PLAIN (PIPE) 1ST END |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| AWLS | CONNECTION TYPE | THREADED EXTERNAL PIPE 1ST END |
| CQJX | NOMINAL THREAD SIZE | 0.250 INCHES 1ST END |
| FEAT | SPECIAL FEATURES | SUPPORTS GRUMMAN A-10 AIRCRAFT |
| MATT | MATERIAL | COPPER ALLOY OVERALL |
| STYL | STYLE DESIGNATOR | STRAIGHT THRU |
| THSD | THREAD SERIES DESIGNATOR | NPT 1ST END |
| Relevant Components for NSN - 4820-00-593-4901, 4820005934901 | ||||
| 4810-01-281-7869 (4810012817869) | 4820-01-501-7079 (4820015017079) | 4810-01-350-4230 (4810013504230) | 4820-01-417-6684 (4820014176684) | |
| 4820-00-988-4127 (4820009884127) | 4820-01-142-2953 (4820011422953) | 4820-01-489-5608 (4820014895608) | 4810-00-185-1245 (4810001851245) | |
| 4810-01-003-9860 (4810010039860) | 4820-01-233-6839 (4820012336839) | 4820-00-865-6601 (4820008656601) | 4820-00-247-6468 (4820002476468) | |
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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