The NSN 4820-00-139-0381 part numbers such as 4P138-3 manufactured by Allen Aircraft Products Inc are available in RFQ Experts’ inventory. An ASAP Semiconductor owned and operated website, RFQ Experts has over six billion parts in its inventory for NSN 4820-00-139-0381. ASAP is committed to streamlining the parts procurement process for our customers, making it easy for them to search through billions of parts to find exactly what they are looking for. We have dedicated account managers ready to solve procurement issues our clients face, whether it’s a need for obsolete parts, or an aircraft on ground situation. As an AS9120B, ISO 9001:2015, and FAA AC 0056B certified company, each and every part that we ship goes through numerous quality checks and inspections, to ensure that we sell only the highest-quality parts.
| Alternative NSN: 4820-00-139-0381 |
| Item Name: Valve Safety Relief |
| Federal Supply Class (FSC): 4820 Valves Nonpowered |
| NIIN: 001390381 |
| NCB Code: USA (00) |
| Manufacturers: Allen Aircraft Products Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A 1ST END |
| AAJF | THREAD DIRECTION | RIGHT-HAND 1ST END |
| ADQU | FLOW CONTROL DEVICE | BALL |
| ADSU | DISK LOADING METHOD | SPRING |
| ADZH | RENEWABLE SEAT RING TYPE | PRESSED-IN |
| AHNC | CONNECTION STYLE | FLARED (TUBE) 1ST END |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| AWLS | CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END |
| CBBL | FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE |
| CMLP | THREAD QUANTITY PER INCH | 20 1ST END |
| CQCY | ADJUSTABLE PRESSURE RANGE | +100.0 TO 120.0 POUNDS PER SQUARE INCH |
| CQJX | NOMINAL THREAD SIZE | 0.437 INCHES 1ST END |
| CQRB | SEAT ANGLE | 37.0 DEGREES 1ST END |
| CWFD | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES 1ST END |
| MATT | MATERIAL | STEEL COMP 303 BODY |
| MATT | MATERIAL | STEEL COMP 303 SEAT |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE SEAT |
| THSD | THREAD SERIES DESIGNATOR | UNF 1ST END |
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