We've received your request for 122EV (described as Valve Safety Relief), manufactured by Hoerbiger Corp with CAGE code 24643. This part is registered under NSN 4820-01-209-4642, classified in FSG 48 Valves / FSC 4820 Valves Nonpowered. Our verification process will confirm traceability through supporting identifiers including NIIN 01-209-4642, NCB code 01 (origin: USA), and INC 05488. Please submit your formal quotation request to proceed.
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| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 4820-01-209-4642 Item Description: Valve Safety Relief | 4820 | 012094642 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | A | |||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| 122ev | 9 | 3 |
| MRC | Criteria | Characteristic |
|---|---|---|
| ADQU | FLOW CONTROL DEVICE | DISK |
| AWLS | CONNECTION TYPE | FLANGE ALL ENDS |
| CSDC | OPENING PRESSURE SETTING | 7.0 POUNDS PER SQUARE INCH |
| FEAT | SPECIAL FEATURES | USED AS A CRANKCASE RELIEF VALVE ON A MODEL 6 MP-24T MURPHY DIESEL ENGINE ONBOARD WTGB 140 FT U. S. COAST GUARD VESSELS |
| ADSU | DISK LOADING METHOD | SPRING |
| CQGM | MAXIMUM OPERATING PRESSURE | 7.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| CWCD | NOMINAL OUTSIDE DIAMETER | 7.480 INCHES ALL ENDS |
| CWDF | FLANGE FACE DESIGN | PLAIN ALL ENDS |
| MATT | MATERIAL | STEEL BODY |
| STYL | STYLE DESIGNATOR | STRAIGHT THRU |
| ARKN | FLANGE SHAPE | ROUND ALL ENDS |
| MEDA | MEDIA FOR WHICH DESIGNED | AIR SINGLE RESPONSE |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| CWCK | NOMINAL THICKNESS | 0.630 INCHES ALL ENDS |
| End Use : 21180 | Industrial machines, other |
|---|---|
| Schedule B : 8481400000 (NAICS 332911) | Safety or relief valves |
| SITC : 74740 | Safety or relief valves |
| CRITL | The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. |
|---|---|
| HMIC | N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials. |
| PMIC | A - Item does not contain precious metal. |
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AS9120B and ISO 9001:2015 |
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Aviation Suppliers Association Member |
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FAA AC 0056B Accredited |
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AS 6081:2012 Certification |
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ESD S20.20-2014 Certification |
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