NSN 4820-01-272-8735 D5200-03 1/2IN AND D1200, D52000312INANDD1200, D52UU-03 1/2IN AND D1200
Product Details | SAFETY RELIEF VALVE
4820-01-272-8735 A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.
Part Alternates: D5200-03 1/2IN AND D1200, D52000312INANDD1200, D52UU-03 1/2IN AND D1200, D52UU0312INANDD1200, 4820-01-272-8735, 01-272-8735, 4820012728735, 012728735
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 16-FEB-88 | 01-272-8735 | 05488 ( VALVE, SAFETY RELIEF ) |
Demand History | NSN 4820-01-272-8735
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 4820-01-272-8735 | 2013-05-140 | 2 | DIBBS |
| 4820-01-272-8735 | 2013-04-112 | 1 | DIBBS |
| 4820-01-272-8735 | 2012-07-206 | 2 | DIBBS |
| 4820-01-272-8735 | 2012-06-164 | 3 | DIBBS |
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Related Products | NSN 4820-01-272-8735
Technical Data | NSN 4820-01-272-8735
| Characteristic | Specifications |
|---|---|
| MATERIAL | BRONZE BODY NICKEL ALLOY FLOW CONTROL DEVICE RUBBER PACKING NICKEL ALLOY SEAT STEEL CORROSION RESISTING STEM |
| STYLE DESIGNATOR | C1 ANGLE |
| FLOW CONTROL DEVICE | DISK |
| MEDIA FOR WHICH DESIGNED | GAS, INERT SINGLE RESPONSE |
| MAXIMUM OPERATING PRESSURE | 400.0 POUNDS PER SQUARE INCH 1ST RESPONSE 200.0 POUNDS PER SQUARE INCH 2ND RESPONSE |
| MAXIMUM OPERATING TEMP | 150.0 DEG FAHRENHEIT 1ST RESPONSE 425.0 DEG FAHRENHEIT 2ND RESPONSE |
| VALVE OPERATION METHOD | AUTOMATIC |
| CONNECTION TYPE | UNTHREADED INTERNAL TUBE ALL ENDS |
| CONNECTION STYLE | G21A STREAMLINED WITH ONE BRAZING RING ALL ENDS |
| NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.500 INCHES ALL ENDS |
| RENEWABLE SEAT RING TYPE | THREADED |
| BONNET TYPE | INSIDE SCREW |
| BONNET ATTACHMENT METHOD | THREADED |
| DISK LOADING METHOD | SPRING |
| ADJUSTABLE PRESSURE RANGE | 13.0 TO 23.0 POUNDS PER SQUARE INCH |
| FURNISHED ITEMS AND QUANTITY | 1 LEVER |
Restrictions/Controls & Freight Information | NSN 4820-01-272-8735
| Category | Code | Description |
|---|---|---|
| Shelf-Life Code: | 0 | Nondeteriorative |
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Demilitarization Code: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| Precious Metals Indicator Code: | A | Item does not contain precious metal |
| Criticality Code: | X | The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||



