NSN 4820-00-142-1014 A6814A, 2250, 00-142-1014
Product Details | SAFETY RELIEF VALVE
4820-00-142-1014 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: A6814A, 2250, 4820-00-142-1014, 00-142-1014, 4820001421014, 001421014
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 01 JAN 1963 | 00-142-1014 | 05488 ( VALVE, SAFETY RELIEF ) |
Drawings & Photos | NSN 4820-00-142-1014
Demand History | NSN 4820-00-142-1014
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 2250 | 2014-08-237 | 2 | United States |
| 2250 | 2010-10-287 | 2 |
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Related Products | NSN 4820-00-142-1014
Technical Data | NSN 4820-00-142-1014
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL BODY NICKEL ALLOY FLOW CONTROL DEVICE NICKEL ALLOY SEAT NICKEL ALLOY STEM |
| STYLE DESIGNATOR | C1 ANGLE |
| FLOW CONTROL DEVICE | DISK |
| MEDIA FOR WHICH DESIGNED | WATER, FRESH SINGLE RESPONSE |
| MAXIMUM OPERATING PRESSURE | 150.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| VALVE OPERATION METHOD | AUTOMATIC |
| CONNECTION TYPE | THREADED INTERNAL PIPE 1ST END FLANGE 2ND END |
| CONNECTION STYLE | G9 PLAIN 1ST END |
| FLANGE SHAPE | ROUND WITH HOLES 2ND END |
| NOMINAL OUTSIDE DIAMETER | 3.875 INCHES 2ND END |
| NOMINAL THICKNESS | 0.438 INCHES 2ND END |
| BOLT HOLE QUANTITY | 4 2ND END |
| BOLT HOLE NOMINAL DIAMETER | 0.500 INCHES 2ND END |
| BOLT CIRCLE NOMINAL DIAMETER | 2.750 INCHES 2ND END |
| FLANGE FACE DESIGN | RAISED STRAIGHT 2ND END |
| RAISED FACE NOMINAL HEIGHT | 0.062 INCHES 2ND END |
| RAISED FACE NOMINAL DIAMETER | 1.688 INCHES 2ND END |
| NOMINAL PIPE SIZE ACCOMMODATED | 0.500 INCHES 1ST END |
| THREAD SERIES DESIGNATOR | NPT 1ST END |
| NOMINAL THREAD SIZE | 0.500 INCHES 1ST END |
| THREAD DIRECTION | RIGHT-HAND 1ST END |
| RENEWABLE SEAT RING TYPE | THREADED |
| BONNET TYPE | EXPOSED SPRING |
| BONNET ATTACHMENT METHOD | BOLTED |
| DISK LOADING METHOD | SPRING |
| ADJUSTABLE PRESSURE RANGE | 31.0 TO 50.0 POUNDS PER SQUARE INCH |
| FEATURES PROVIDED | BONNET PACKING |
Restrictions/Controls & Freight Information | NSN 4820-00-142-1014
| 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 | 594 | 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 | V | Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above. |
| 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 4820-00-142-1014
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 | V | TERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |