NSN 4820-00-083-1262 A90154, 128SCH1421, 128SCH142-1
Product Details | SAFETY RELIEF VALVE
4820-00-083-1262 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: A90154, 128SCH1421, 128SCH142-1, 4820-00-083-1262, 00-083-1262, 4820000831262, 000831262
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 01 JAN 1963 | 00-083-1262 | 05488 ( VALVE, SAFETY RELIEF ) |
Drawings & Photos | NSN 4820-00-083-1262
Demand History | NSN 4820-00-083-1262
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| A90154 | 2019-06-178 | 8 | DIBBS |
| A90154 | 2019-05-122 | 14 | DIBBS |
| A90154 | 2019-04-115 | 7 | DIBBS |
| 4820-00-083-1262 | 2018-11-305 | 7 | DIBBS |
| 4820-00-083-1262 | 2018-07-201 | 6 | DIBBS |
| 4820-00-083-1262 | 2018-07-185 | 6 | DIBBS |
| 4820-00-083-1262 | 2018-01-02 | 7 | DIBBS |
| 4820-00-083-1262 | 2017-12-360 | 6 | DIBBS |
| 4820-00-083-1262 | 2017-12-356 | 7 | DIBBS |
| 4820-00-083-1262 | 2017-12-355 | 7 | DIBBS |
| 4820-00-083-1262 | 2017-12-346 | 6 | DIBBS |
| 4820-00-083-1262 | 2017-09-256 | 6 | DIBBS |
| 4820-00-083-1262 | 2017-06-157 | 1 | DIBBS-RFPs |
| 4820-00-083-1262 | 2016-11-327 | 1 | DIBBS |
| 4820-00-083-1262 | 2016-11-312 | 19 | DIBBS |
| 4820-00-083-1262 | 2016-10-305 | 25 | DIBBS |
| 4820-00-083-1262 | 2016-10-277 | 14 | DIBBS |
| 4820-00-083-1262 | 2016-09-263 | 5 | DIBBS |
| 4820-00-083-1262 | 2016-09-256 | 4 | DIBBS |
| 4820-00-083-1262 | 2016-02-43 | 1 | DIBBS-RFPs |
| 4820-00-083-1262 | 2016-01-07 | 5 | DIBBS |
| 4820-00-083-1262 | 2015-07-211 | 7 | DIBBS |
| 4820-00-083-1262 | 2013-07-203 | 25 | DIBBS |
| 4820-00-083-1262 | 2012-11-319 | 18 | DIBBS |
| 4820-00-083-1262 | 2012-07-185 | 20 | DIBBS |
| 4820-00-083-1262 | 2012-06-159 | 27 | DIBBS |
| 4820-00-083-1262 | 2012-03-62 | 8 | DIBBS |
| 4820-00-083-1262 | 2012-01-23 | 3 | DIBBS |
| 4820-00-083-1262 | 2011-11-307 | 4 | DIBBS |
| 4820-00-083-1262 | 2010-10-291 | 10 | DIBBS |
| 4820-00-083-1262 | 2010-09-252 | 12 | DIBBS |
| 4820-00-083-1262 | 2010-07-207 | 7 | DIBBS |
| 4820-00-083-1262 | 2010-06-159 | 7 | DIBBS |
| 4820-00-083-1262 | 2010-03-69 | 8 | DIBBS |
| 4820-00-083-1262 | 2010-01-21 | 9 | DIBBS |
| 4820-00-083-1262 | 2009-11-317 | 6 | DIBBS |
| 4820-00-083-1262 | 2009-08-230 | 8 | DIBBS |
| 4820-00-083-1262 | 2009-03-90 | 8 | DIBBS |
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Related Products | NSN 4820-00-083-1262
Technical Data | NSN 4820-00-083-1262
| Characteristic | Specifications |
|---|---|
| MATERIAL | ALUMINUM ALLOY BODY STEEL CORROSION RESISTING FLOW CONTROL DEVICE ALUMINUM ALLOY SEAT STEEL CORROSION RESISTING STEM |
| SURFACE TREATMENT | ANODIZE |
| STYLE DESIGNATOR | A1 STRAIGHT THRU |
| FLOW CONTROL DEVICE | POPPET |
| MEDIA FOR WHICH DESIGNED | HYDRAULIC FLUID, PHOSPHATE-ESTER BASE SINGLE RESPONSE |
| MAXIMUM OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| MAXIMUM OPERATING TEMP | -65.0 DEG FAHRENHEIT 1ST RESPONSE 275.0 DEG FAHRENHEIT 2ND RESPONSE |
| VALVE DISCHARGE FLOW RATE | 1.2 GALLONS PER MINUTE |
| VALVE OPERATION METHOD | AUTOMATIC |
| CONNECTION TYPE | THREADED INTERNAL BOSS ALL ENDS |
| CONNECTION STYLE | G4 GASKET SEAL ALL ENDS |
| THREAD SERIES DESIGNATOR | UNJF ALL ENDS |
| NOMINAL THREAD SIZE | 0.437 INCHES ALL ENDS |
| THREAD QUANTITY PER INCH | 20 ALL ENDS |
| THREAD CLASS | 3B ALL ENDS |
| THREAD DIRECTION | RIGHT-HAND ALL ENDS |
| DISK LOADING METHOD | SPRING |
| OPENING PRESSURE SETTING | 2800.0 POUNDS PER SQUARE INCH |
| FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE |
| SPECIAL FEATURES | FREE REVERSE FLOW |
Restrictions/Controls & Freight Information | NSN 4820-00-083-1262
| 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: | B | Munitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.) |
| 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 4820-00-083-1262
Air Force
Navy| Category | Code | Description |
|---|---|---|
| Budget Code | 9 | General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors. |
| Price Validation | N | The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM.
|
| Fund Code | SF | Stock fund applicable to items managed for the Air Force by the respective Inventory Control Point. |
| Source of Supply | SMS | Defense Logistics Agency Enterprise Business Systems |
| Agency | DF | Department of the Air Force |
| Service Organization | F | U.S. Air Force |
| Reparability | N | Stock Fund (except Munitions) |
| Acquisition Advice Codes | D | DoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |
| 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 | D | DoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |