NSN 4820-00-761-1981 HSRV1, HSRV-1, HSRV185
Product Details | PRESSURE AND TEMPERATURE RELIEF VALVE
4820-00-761-1981 A valve designed to release under excessive pressure and/or excessive temperature by opening at a predetermined pressure and/or temperature. Thermostatically operated valves close when the pressure is relieved or the temperature is reduced. Fusible plug valves require replacement of the plug. See also VALVE, SAFETY RELIEF and VALVE, REGULATING. TEMPERATURE.
Part Alternates: HSRV1, HSRV-1, HSRV185, HSRV-1-85, 1771093, 177237, 17723-7, 4820-00-761-1981, 00-761-1981, 4820007611981, 007611981
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 01 JAN 1960 | 00-761-1981 | 16996 ( VALVE, RELIEF, PRESSURE AND TEMPERATURE ) |
Drawings & Photos | NSN 4820-00-761-1981
Demand History | NSN 4820-00-761-1981
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 4820-00-761-1981 | 2010-08-227 | 1 | DIBBS |
Cross Reference | NSN 4820-00-761-1981
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 1771093 | 19857 | ELECTRIC HEATER COMPANY, THE DBA HUBBELL-ELECTRIC HEATER CO |
| 17723-7 | 19857 | ELECTRIC HEATER COMPANY, THE DBA HUBBELL-ELECTRIC HEATER CO |
| HSRV-1 | 19857 | ELECTRIC HEATER COMPANY, THE DBA HUBBELL-ELECTRIC HEATER CO |
| HSRV-1-85 | 19857 | ELECTRIC HEATER COMPANY, THE DBA HUBBELL-ELECTRIC HEATER CO |
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Related Products | NSN 4820-00-761-1981
Technical Data | NSN 4820-00-761-1981
| Characteristic | Specifications |
|---|---|
| BODY STYLE | A7 ANGLE |
| BODY MATERIAL | BRONZE |
| OUTSIDE SURFACE TREATMENT | ANY ACCEPTABLE |
| SEAT MATERIAL | BRONZE |
| FLOW CONTROL DEVICE | POPPET |
| FLOW CONTROL DEVICE MATERIAL | BRONZE |
| STEM MATERIAL | STEEL, CORROSION RESISTING |
| END CONNECTION QUANTITY | 2 |
| FIRST END CONNECTION TYPE | UNTHREADED INTERNAL PIPE |
| FIRST END STYLE DESIGNATOR | H7 PLAIN |
| FIRST END NOMINAL PIPE SIZE ACCOMMODATED | 0.500 INCHES |
| SECOND END RELATIONSHIP WITH FIRST END | NOT IDENTICAL |
| SECOND END CONNECTION TYPE | UNTHREADED INTERNAL PIPE |
| SECOND END STYLE DESIGNATOR | H7 PLAIN |
| SECOND END NOMINAL PIPE SIZE ACCOMMODATED | 0.250 INCHES |
| TEMP ADJUSTABILITY | NOT ADJUSTABLE |
| MEDIA FOR WHICH DESIGNED | WATER, FRESH |
| TEMP RATING | 180.0 DEG FAHRENHEIT |
| VALVE DISCHARGE FLOW RATE | NOT RATED |
| TEMP CONTROL DEVICE TYPE | FUSIBLE |
| OPENING PRESSURE SETTING | 80.0 POUNDS PER SQUARE INCH |
| ADJUSTABLE PRESSURE RANGE | NOT RATED |
Restrictions/Controls & Freight Information | NSN 4820-00-761-1981
| 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: | U | Precious metal type is unknown |
| 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 |
|---|---|---|
| NMF Description | 127220 | PRESSURE REG/RED/RELIEF VALVES NOI |
| Less than car load rating | ||
| Less than truck load rating | P | 77.5 |
| Water commodity Code | 576 | unknown |
| Originating Activity Code | XX | |
| Air Dimension Code | A | Shipment is not a consolidation and does not exceed 72 inches in any dimension. |
| Air Commodity | B | Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials. |
| Air Special Handling | Z | No special handling required. |
| Special Handling Code | 9 | unknonwn |
| HAZMAT | ||
| Type of Cargo | Z | No special type of cargo code applicable |
Management | NSN 4820-00-761-1981
Navy| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 9B | Navy-owned stocks of DLA material Naval Inventory Control Point, Mechanicsburg |
| Source of Supply | SMS | Defense Logistics Agency Enterprise Business Systems |
| Agency | DN | Department of the Navy |
| Service Organization | N | U.S. Navy |
| Acquisition Advice Codes | J | NOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |