| Item Name | Valve Safety Relief |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-452-8221 (014528221) |
| NCB Code | USA (01) |
| Manufacturer | Circor Aerospace Inc, Zevco Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 559A-2M-32 | circor aerospace inc | valve safety relief | 91816 | RFQ |
| ZM2RV02A320B | zevco inc | valve safety relief | 62701 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| STYL | Style Designator | SCREW-IN CARTRIDGE |
| ADSU | Disk Loading Method | SPRING |
| AWLS | Connection Type | THREADED CARTRIDGE ALL ENDS |
| CQJX | Nominal Thread Size | 0.250 INCHES ALL ENDS |
| AHNC | Connection Style | PLAIN (SCREW-IN CARTRIDGE) ALL ENDS |
| AAJF | Thread Direction | RIGHT-HAND ALL ENDS |
| AGAV | End Item Identification | CONSOLIDATED AUTOMATED SUPPORT SYSTEM (CASS) |
| FEAT | Special Features | BUNA-N SEALS |
| THSD | Thread Series Designator | NPT ALL ENDS |
| MRC | Decoded Requirement | Clear Text Reply |
| MATT | Material | ALUMINUM BODY |
| AQLR | Valve Operation Method | AUTOMATIC |
| ADQU | Flow Control Device | DISK |
| Relevant Components for NSN - 4820-01-452-8221, 4820014528221 | ||||
| 4820-00-969-2868 (4820009692868) | 4820-01-342-6892 (4820013426892) | 4820-01-419-3644 (4820014193644) | 4820-01-602-2298 (4820016022298) | |
| 4820-01-303-1169 (4820013031169) | 4810-01-702-1744 (4810017021744) | 4820-01-130-1712 (4820011301712) | 4820-99-562-3718 (4820995623718) | |
| 4820-01-034-1356 (4820010341356) | 4810-01-215-4235 (4810012154235) | 4810-01-199-4645 (4810011994645) | 4820-01-329-5696 (4820013295696) | |
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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