NSN 4820-01-115-9793 U537549, VD210340N, 01-115-9793
Product Details | PRESSURE AND TEMPERATURE RELIEF VALVE
4820-01-115-9793 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: U537549, VD210340N, 4820-01-115-9793, 01-115-9793, 4820011159793, 011159793
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 17 JUL 1981 | 01-115-9793 | 16996 ( VALVE, RELIEF, PRESSURE AND TEMPERATURE ) |
Drawings & Photos | NSN 4820-01-115-9793
Demand History | NSN 4820-01-115-9793
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 4820-01-115-9793 | 2025-12-351 | 1 | United States |
| U537549 | 2025-01-23 | 226 | DIBBS |
| VD210340N | 2025-01-23 | 226 | DIBBS |
| U537549 | 2025-01-12 | 226 | DIBBS |
| VD210340N | 2025-01-12 | 226 | DIBBS |
| U537549 | 2024-11-312 | 40 | DIBBS |
| VD210340N | 2024-11-312 | 40 | DIBBS |
| VD210340N | 2023-09-254 | 88 | DIBBS |
| VD210340N | 2023-08-241 | 88 | DIBBS |
| VD210340N | 2023-08-229 | 88 | DIBBS |
| VD210340N | 2023-07-209 | 191 | DIBBS |
| VD210340N | 2023-07-198 | 191 | DIBBS |
| VD210340N | 2023-07-184 | 191 | DIBBS |
| VD210340N | 2023-06-171 | 191 | DIBBS |
| VD210340N | 2023-06-156 | 68 | DIBBS |
| VD210340N | 2023-05-145 | 68 | DIBBS |
| VD210340N | 2023-04-99 | 39 | DIBBS |
| 4820-01-115-9793 | 2023-01-13 | 4 | United States |
| VD210340N | 2022-12-335 | 123 | DIBBS |
| 4820-01-115-9793 | 2022-11-334 | 1 | United States |
| VD210340N | 2022-02-48 | 31 | DIBBS |
| VD210340N | 2021-04-91 | 114 | DIBBS |
| VD210340N | 2021-03-63 | 38 | DIBBS |
| VD210340N | 2021-01-28 | 76 | DIBBS |
| 4820-01-115-9793 | 2018-11-305 | 101 | DIBBS |
| 4820-01-115-9793 | 2014-03-78 | 90 | DIBBS |
| 4820-01-115-9793 | 2013-12-357 | 53 | DIBBS |
| 4820-01-115-9793 | 2013-12-342 | 53 | DIBBS |
| 4820-01-115-9793 | 2011-04-110 | 3 | US |
| 4820-01-115-9793 | 2009-06-156 | 3 | DIBBS |
| 4820-01-115-9793 | 2009-05-151 | 138 | DIBBS |
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Related Products | NSN 4820-01-115-9793
Technical Data | NSN 4820-01-115-9793
| Characteristic | Specifications |
|---|---|
| BODY STYLE | A46 SINGLE CONNECTION STRAIGHT THRU |
| BODY MATERIAL | BRASS |
| OUTSIDE SURFACE TREATMENT | NICKEL PLATED |
| FLOW CONTROL DEVICE | PISTON, SPRING LOADED |
| END CONNECTION QUANTITY | 1 |
| FIRST END CONNECTION TYPE | THREADED EXTERNAL TUBE |
| FIRST END STYLE DESIGNATOR | J3 FLARED |
| FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.750 INCHES NOMINAL |
| FIRST END THREAD CLASS | 3A |
| FIRST END THREAD DIRECTION | RIGHT-HAND |
| FIRST END SEAT ANGLE IN DEG | 45.0 |
| TEMP ADJUSTABILITY | ADJUSTABLE |
| TEMP RATING | -65.0 DEG FAHRENHEIT 350.0 DEG FAHRENHEIT |
| VALVE DISCHARGE FLOW RATE | NOT RATED |
| TEMP CONTROL DEVICE TYPE | THERMOSTATIC |
| OPENING PRESSURE SETTING | 30.0 POUNDS PER SQUARE INCH |
| SPECIAL FEATURES | CARTRIDGE TYPE |
Restrictions/Controls & Freight Information | NSN 4820-01-115-9793
| 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: | Q | Strategic List Item (SLI). Demilitarization not required. SLI are non-MLI(Munitions List Items) controlled by the U.S. Dept. of Commerce through the Export Administration Regulations (EAR) and indicated on the Commerce Control List (CCL). Each CCL entry is preceded by a four-digit Export Control Commerce Control List Item (CCLI) – MUT to the point of scrap required outside the United States. Inside the United States, MUT is required when the DEMIL integrity code (IC) is “3” and MUT is not required when the DEMIL IC is “6.” |
| 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 |
|---|---|---|
| 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 | 671 | unknown |
| Originating Activity Code | AX | Defense Supply Center Columbus Columbus, OH 43216-5000 |
| 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 4820-01-115-9793
Army| Category | Code | Description |
|---|---|---|
| Materiel Category and Inventory Manager | J | Ground Forces Support Materiel (DLA/GSA Items) |
| Appropriation and Budget Activity | 2 | Stock Fund Secondary Items |
| Management Inventory Segment | 2 | NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable. |
| Specific Group/Generic Code | 0 | Medical Materiel |
| Weapons Systems/End Item or Homogeneous Group | 00 | DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item |
| Accounting Requirements Code | X | Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items. |
| Source of Supply | SMS | Defense Logistics Agency Enterprise Business Systems |
| Agency | DA | Department of the Army |
| Service Organization | A | U.S. Army |
| Reparability | Z | This is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item. |
| Acquisition Advice Codes | Z | INSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |