The NSN 4820-00-541-4995 part numbers such as R6309LL, 1809 manufactured by 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 4820-00-541-4995. 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: 4820-00-541-4995 |
| Item Name: Valve Safety Relief |
| Federal Supply Class (FSC): 4820 Valves Nonpowered |
| NIIN: 005414995 |
| NCB Code: USA (00) |
| Manufacturers: Dresser Industries Inc |
| Part No | NSN | Item Name | QTY | RFQ |
|---|---|---|---|---|
| R6309LL | 4820-00-541-4995 | valve safety relief | Avl | RFQ |
| 1809 | 4820-00-541-4995 | valve safety relief | Avl | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAAR | NOMINAL PIPE SIZE ACCOMMODATED | 1.250 INCHES 1ST END |
| ADQU | FLOW CONTROL DEVICE | DISK |
| ADSR | BONNET TYPE | EXPOSED SPRING |
| ADST | BONNET ATTACHMENT METHOD | UNION |
| ADSU | DISK LOADING METHOD | SPRING |
| AECS | BOLT HOLE QUANTITY | 4 2ND END |
| AEHZ | MAXIMUM OPERATING TEMP | 100.0 DEG FAHRENHEIT 2ND RESPONSE |
| AEHZ | MAXIMUM OPERATING TEMP | 250.0 DEG FAHRENHEIT 1ST RESPONSE |
| AHNC | CONNECTION STYLE | SOCKET WITH BRAZING RING ERR-100 |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| ARKN | FLANGE SHAPE | ROUND WITH HOLES 2ND END |
| AWLS | CONNECTION TYPE | UNTHREADED INTERNAL PIPE 1ST END |
| CQCY | ADJUSTABLE PRESSURE RANGE | +33.0/+53.0 POUNDS PER SQUARE INCH |
| CWCD | NOMINAL OUTSIDE DIAMETER | 4.500 INCHES 2ND END |
| CWCK | NOMINAL THICKNESS | 0.438 INCHES 2ND END |
| CWCQ | BOLT HOLE NOMINAL DIAMETER | 0.562 INCHES 2ND END |
| CWCT | BOLT CIRCLE NOMINAL DIAMETER | 3.375 INCHES 2ND END |
| CWDF | FLANGE FACE DESIGN | PLAIN 2ND END |
| MATT | MATERIAL | COPPER ALLOY BODY |
| MATT | MATERIAL | COPPER ALLOY STEM |
| MATT | MATERIAL | NICKEL ALLOY FLOW CONTROL DEVICE |
| MATT | MATERIAL | NICKEL ALLOY SEAT |
| STYL | STYLE DESIGNATOR | ANGLE |
| TMQY | FURNISHED ITEMS AND QUANTITY | 1 NUT |
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