The NSN 4820-00-220-1850 part numbers such as R6181AZ, R6181AZ manufactured by Ashcroft Inc, Dresser Industries 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 4820-00-220-1850. 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: 4820-00-220-1850 |
| Item Name: Valve Safety Relief |
| Federal Supply Class (FSC): 4820 Valves Nonpowered |
| NIIN: 002201850 |
| NCB Code: USA (00) |
| Manufacturers: Ashcroft Inc, Dresser Industries Inc |
| Part No | NSN | Item Name | QTY | RFQ |
|---|---|---|---|---|
| R6181AZ | 4820-00-220-1850 | valve safety relief | Avl | RFQ |
| R6181AZ | 4820-00-220-1850 | valve safety relief | Avl | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ADQU | FLOW CONTROL DEVICE | DISK |
| ADSR | BONNET TYPE | EXPOSED SPRING |
| ADST | BONNET ATTACHMENT METHOD | BOLTED |
| ADSU | DISK LOADING METHOD | SPRING |
| ADSY | VALVE DISCHARGE FLOW RATE | 13000.0 POUNDS PER HOUR |
| ADZH | RENEWABLE SEAT RING TYPE | THREADED |
| AECS | BOLT HOLE QUANTITY | 7 2ND END |
| AECS | BOLT HOLE QUANTITY | 8 1ST END |
| ARKN | FLANGE SHAPE | ROUND WITH HOLES 1ST END |
| ARKN | FLANGE SHAPE | ROUND WITH HOLES 2ND END |
| AWLS | CONNECTION TYPE | FLANGE 1ST END |
| AWLS | CONNECTION TYPE | FLANGE 2ND END |
| CBBL | FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE |
| CQCY | ADJUSTABLE PRESSURE RANGE | +580.0 TO 630.0 POUNDS PER SQUARE INCH |
| CSDC | OPENING PRESSURE SETTING | 624.0 POUNDS PER SQUARE INCH |
| CWCD | NOMINAL OUTSIDE DIAMETER | 6.500 INCHES 1ST END |
| CWCD | NOMINAL OUTSIDE DIAMETER | 6.500 INCHES 2ND END |
| CWCK | NOMINAL THICKNESS | 0.750 INCHES 2ND END |
| CWCK | NOMINAL THICKNESS | 1.000 INCHES 1ST END |
| CWCQ | BOLT HOLE NOMINAL DIAMETER | 0.688 INCHES 1ST END |
| CWCQ | BOLT HOLE NOMINAL DIAMETER | 0.688 INCHES 2ND END |
| CWCT | BOLT CIRCLE NOMINAL DIAMETER | 5.000 INCHES 1ST END |
| CWCT | BOLT CIRCLE NOMINAL DIAMETER | 5.188 INCHES 2ND END |
| CWDF | FLANGE FACE DESIGN | PLAIN 2ND END |
| CWDF | FLANGE FACE DESIGN | RAISED STRAIGHT 1ST END |
| CWDH | RAISED FACE NOMINAL HEIGHT | 0.250 INCHES 1ST END |
| CWDL | RAISED FACE NOMINAL DIAMETER | 3.625 INCHES 1ST END |
| STYL | STYLE DESIGNATOR | ANGLE |
| ZZZY | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY THE VALVE DISCHARGE FLOW RATE REQUIREMENT |
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