NSN 4820-00-460-6729 684-1 1-4B1-8, 684-1-1/4B1-8, 684114B18
Product Details | SAFETY RELIEF VALVE
4820-00-460-6729 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: 684-1 1-4B1-8, 684-1-1/4B1-8, 684114B18, 4820-00-460-6729, 00-460-6729, 4820004606729, 004606729
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 00-460-6729 | 05488 ( VALVE, SAFETY RELIEF ) |
Demand History | NSN 4820-00-460-6729
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 4820-00-460-6729 | 2010-11-316 | 1 | DIBBS |
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Technical Data | NSN 4820-00-460-6729
| Characteristic | Specifications |
|---|---|
| MATERIAL | COPPER ALLOY BODY STEEL COMP 303 FLOW CONTROL DEVICE RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAT STEEL COMP 303 STEM |
| MATERIAL DOCUMENT AND CLASSIFICATION | FED STD66 FED STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE FED STD66 FED STD SINGLE MATERIAL RESPONSE STEM |
| STYLE DESIGNATOR | C2 STRAIGHT THRU |
| FLOW CONTROL DEVICE | POPPET |
| MEDIA FOR WHICH DESIGNED | AIR 1ST RESPONSE FUEL/OIL, HYDROCARBON 2ND RESPONSE |
| MAXIMUM OPERATING PRESSURE | 50.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| MAXIMUM OPERATING TEMP | 180.0 DEG FAHRENHEIT SINGLE RESPONSE |
| VALVE OPERATION METHOD | AUTOMATIC |
| CONNECTION TYPE | THREADED EXTERNAL PIPE ALL ENDS |
| CONNECTION STYLE | G46B PLAIN ALL ENDS |
| NOMINAL PIPE SIZE ACCOMMODATED | 0.250 INCHES ALL ENDS |
| THREAD SERIES DESIGNATOR | ANPT ALL ENDS |
| NOMINAL THREAD SIZE | 0.250 INCHES ALL ENDS |
| THREAD DIRECTION | RIGHT-HAND ALL ENDS |
| BONNET TYPE | INSIDE SCREW |
| BONNET ATTACHMENT METHOD | INTEGRAL |
| DISK LOADING METHOD | SPRING |
| OPENING PRESSURE SETTING | 0.5 POUNDS PER SQUARE INCH |
| ADJUSTABLE PRESSURE RANGE | 2.0 TO 10.0 POUNDS PER SQUARE INCH |
Restrictions/Controls & Freight Information | NSN 4820-00-460-6729
| Category | Code | Description |
|---|---|---|
| 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 |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||



