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Quality guaranteed We sell only warrantied and traceable partsAt Aviation Parts Circuit, we offer an unparalleled selection of parts for the aerospace, civil aviation, defense, electronics, and IT hardware markets. Owned and operated by ASAP Semiconductor, we have access to an inventory of more than two billion new and obsolete parts organized into an efficient, streamlined, and easy-to-navigate purchasing platform. Part numbers such as 21978N, which is a Valve Regulating Fl from manufacturer Leslie Controls Inc, are in stock and ready to ship with short lead times and competitive prices. We specialize in leveraging our purchasing power with major suppliers, allowing us to offer lower costs and faster shipping on all orders, even in AOG situations. Our team at Aviation Parts Circuit is available 24/7x365 to provide you with a quick quotation on part 21978N and any other NSN part listed on our website.
To help users quickly locate the parts they need, our website offers a broad scope of parametric search measures, allowing customers to filter parts by their Federal Supply Group or Class, part type, part family, CAGE Code, NSN, and more. For example, if you are in need of Leslie Controls Inc parts from NSN 4820011493115, our website can provide you with a selection of parts exclusively from that manufacturer and NSN. At Aviation Parts Circuit, our goal is not only to improve the parts procurement process, but to revolutionize it entirely. To begin the NSN part 21978N purchasing process instantly, submit an RFQ today.
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 4820-01-149-3115 Item Description: Valve Regulating Fl | 4820 | 011493115 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | A | |||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| 21978n | 6 | 9 | D |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAFZ | BODY MATERIAL | STEEL, ASTM A216, GRADE WCB |
| AAHF | FIRST END FLANGE OUTSIDE DIAMETER | 9.000 INCHES NOMINAL |
| AAQL | BODY STYLE | STRAIGHT THRU |
| ACKL | MEDIA FOR WHICH DESIGNED | STEAM |
| ACKM | FIRST END CONNECTION TYPE | RAISED FACE FLANGE |
| ACKN | FIRST END STYLE DESIGNATOR | RAISED |
| ACKP | FIRST END RAISED FACE HEIGHT | 0.062 INCHES NOMINAL |
| ACKQ | FIRST END RAISED FACE DIAMETER | 5.000 INCHES NOMINAL |
| ACKT | FIRST END FLANGE SHAPE STYLE | ROUND W/ BOLT HOLES |
| ACKU | FIRST END FLANGE THICKNESS | 0.875 INCHES NOMINAL |
| ACKZ | FIRST END BOLT HOLE QUANTITY | 5 |
| ACLA | FIRST END BOLT HOLE DIAMETER | 0.750 INCHES NOMINAL |
| ACLB | FIRST END BOLT CIRCLE DIAMETER | 6.000 INCHES NOMINAL |
| ACLR | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| ADQL | FACE TO FACE DISTANCE | 12.500 INCHES NOMINAL |
| ADQU | FLOW CONTROL DEVICE | STEM AND INTEGRAL DISK |
| ADQZ | END CONNECTION QUANTITY | 2 |
| AEVN | REGULATION TYPE | AUTOMATIC SINGLE STAGE |
| AEVR | VALVE LOADING METHOD | SPRING |
| AEVZ | MAXIMUM INLET PRESSURE RATING | 155.0 POUNDS PER SQUARE INCH |
| AEWB | OUTLET PRESSURE ACCURACY RATING | 100.000 POUNDS PER SQUARE INCH |
| AEWF | FILTER | NOT INCLUDED |
| AZKQ | TEMP RATING | 400.0 DEG FAHRENHEIT MAXIMUM |
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