Thank you for considering Parker Hannifin Corporation part number 644XB-4-12-2, an item we carry that is listed with the NSN 4820-01-449-8123 and product description “Valve Safety Relief.” This component is available for purchase through our website at this time, so complete the Request for Quote (RFQ) form provided below if you would like to receive pricing information for your comparisons. Simply offer our staff details like your desired quantity, budget, and delivery timeline to help us craft the best solution for your needs.
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We aim to make the process of locating and procuring exact items simple, which is why we feature key listing details with every offering. For example, part number 644XB-4-12-2 was specifically produced by Parker Hannifin Corporation under CAGE Code 09990, and with the NSN 4820-01-449-8123, it belongs to FSC 4820 Valves Nonpowered. Additionally, all stock comes delivered with any applicable qualifying certifications or manufacturer trace documentation for your further benefit. With all of this in mind, be sure to submit a request for part number 644XB-4-12-2 today, knowing we will be in touch shortly after reviewing your information.
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 4820-01-449-8123 Item PartTypeName: VALVE,SAFETY RELIEF | 4820 | 014498123 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | A | |||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| 644XB-4-12-2 | 5 | 2 | 3 |
| MRC | Criteria | Characteristic |
|---|---|---|
| CQGM | Maximum Operating Pressure | 3600.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| AWLS | Connection Type | THREADED EXTERNAL BOSS ALL ENDS |
| ADSR | Bonnet Type | INSIDE SPRING |
| ADQU | Flow Control Device | DISK |
| MATT | Material | STEEL COMP 303 BODY |
| MATT | Material | STEEL CORROSION RESISTING FLOW CONTROL DEVICE |
| CQCY | Adjustable Pressure Range | +115.0/+250.0 POUNDS PER SQUARE INCH |
| CMLP | Thread Quantity Per Inch | 12 ALL ENDS |
| CQRB | Seat Angle | 37.0 DEGREES ALL ENDS |
| AEHZ | Maximum Operating Temp | 250.0 DEG FAHRENHEIT SINGLE RESPONSE |
| AQLR | Valve Operation Method | AUTOMATIC |
| MEDA | Media For Which Designed | WATER-OIL-GAS SINGLE RESPONSE |
| AAJF | Thread Direction | RIGHT-HAND ALL ENDS |
| MRC | Decoded Requirement | Clear Text Reply |
| THSD | Thread Series Designator | UN ALL ENDS |
| CQJX | Nominal Thread Size | 1.062 INCHES ALL ENDS |
| AAJD | Thread Class | 3A ALL ENDS |
| MATT | Material | RUBBER SYNTHETIC PACKING |
| AHNC | Connection Style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS |
| ADSU | Disk Loading Method | SPRING |
| AGAV | End Item Identification | AIRCRAFT, AWACS, E-3A |
| STYL | Style Designator | ANGLE |
| ADST | Bonnet Attachment Method | INTEGRAL |
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