| Item Name | Valve Safety Relief |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-337-3889 (013373889) |
| NCB Code | USA (01) |
| Manufacturer | Dresser Industries Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 1-2 1543-D-XDB1 | dresser industries inc | valve safety relief | 16497 | RFQ |
| 1 2 1543-D-ZDB1 | dresser industries inc | valve safety relief | 16497 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJF | THREAD DIRECTION | RIGHT-HAND ALL ENDS |
| AHNC | CONNECTION STYLE | PLAIN (PIPE) 1ST ENDPLAIN,OPTIONAL END(PIPE) 2ND END |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| CQJX | NOMINAL THREAD SIZE | 0.750 INCHES 1ST END0.500 INCHES 2ND END |
| AEHZ | MAXIMUM OPERATING TEMP | 406.0 DEG FAHRENHEIT SINGLE RESPONSE |
| CQCY | ADJUSTABLE PRESSURE RANGE | 151.0/300.0 POUNDS PER SQUARE INCH |
| ADQU | FLOW CONTROL DEVICE | DISK |
| ADST | BONNET ATTACHMENT METHOD | INTEGRAL |
| ADSU | DISK LOADING METHOD | SPRING |
| AWLS | CONNECTION TYPE | THREADED EXTERNAL PIPE 1ST ENDTHREADED INTERNAL PIPE 2ND END |
| STYL | STYLE DESIGNATOR | ANGLE |
| THSD | THREAD SERIES DESIGNATOR | NPT ALL ENDS |
| TMQY | FURNISHED ITEMS AND QUANTITY | 1 LEVER |
| ADSR | BONNET TYPE | INSIDE SPRING |
| FEAT | SPECIAL FEATURES | SOFT SEAT |
| MATT | MATERIAL | COPPER ALLOY BODYCOPPER ALLOY FLOW CONTROL DEVICEPLASTIC POLYTRIFLUOROETHYLENE SEATCOPPER ALLOY STEM |
| Relevant Components for NSN - 4820-01-337-3889, 4820013373889 | ||||
| 4820-01-478-7250 (4820014787250) | 4820-01-157-2874 (4820011572874) | 4820-01-152-3022 (4820011523022) | 4820-00-622-4732 (4820006224732) | |
| 4820-01-521-9794 (4820015219794) | 4820-01-396-0684 (4820013960684) | 4820-01-450-7273 (4820014507273) | 4820-01-124-2752 (4820011242752) | |
| 4820-01-233-6840 (4820012336840) | 4820-00-495-7877 (4820004957877) | 4820-01-708-6366 (4820017086366) | 4820-00-220-3237 (4820002203237) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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