NSN 4820-00-529-1495 12MP4, 12MP-4, 156521
Product Details | SAFETY RELIEF VALVE
4820-00-529-1495 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: 12MP4, 12MP-4, 156521, 1601A3, 1A21F3405, 3850312406, 520206, 520-206, 4820-00-529-1495, 00-529-1495, 4820005291495, 005291495
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 01 JAN 1963 | 00-529-1495 | 05488 ( VALVE, SAFETY RELIEF ) |
Drawings & Photos | NSN 4820-00-529-1495
Demand History | NSN 4820-00-529-1495
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 156521 | 2025-01-29 | 3 | DIBBS |
| 1601A3 | 2025-01-29 | 3 | DIBBS |
| 520206 | 2025-01-29 | 3 | DIBBS |
| 520-206 | 2025-01-29 | 3 | DIBBS |
| 156521 | 2024-04-113 | 1 | DIBBS |
| 1601A3 | 2024-04-113 | 1 | DIBBS |
| 520206 | 2024-04-113 | 1 | DIBBS |
| 520-206 | 2024-04-113 | 1 | DIBBS |
| 156521 | 2021-11-305 | 1 | DIBBS |
| 1601A3 | 2021-11-305 | 1 | DIBBS |
| 520206 | 2021-11-305 | 1 | DIBBS |
| 520-206 | 2021-11-305 | 1 | DIBBS |
| 156521 | 2021-05-146 | 2 | DIBBS |
| 1601A3 | 2021-05-146 | 2 | DIBBS |
| 520206 | 2021-05-146 | 2 | DIBBS |
| 520-206 | 2021-05-146 | 2 | DIBBS |
| 156521 | 2021-03-76 | 2 | DIBBS |
| 1601A3 | 2021-03-76 | 2 | DIBBS |
| 520206 | 2021-03-76 | 2 | DIBBS |
| 520-206 | 2021-03-76 | 2 | DIBBS |
| 156521 | 2021-01-24 | 2 | DIBBS |
| 1601A3 | 2021-01-24 | 2 | DIBBS |
| 520206 | 2021-01-24 | 2 | DIBBS |
| 520-206 | 2021-01-24 | 2 | DIBBS |
| 156521 | 2020-02-48 | 1 | DIBBS |
| 1601A3 | 2020-02-48 | 1 | DIBBS |
| 520206 | 2020-02-48 | 1 | DIBBS |
| 520-206 | 2020-02-48 | 1 | DIBBS |
| 156521 | 2019-11-324 | 1 | DIBBS |
| 1601A3 | 2019-11-324 | 1 | DIBBS |
| 520206 | 2019-11-324 | 1 | DIBBS |
| 520-206 | 2019-11-324 | 1 | DIBBS |
| 4820-00-529-1495 | 2015-01-12 | 1 | DIBBS |
Cross Reference | NSN 4820-00-529-1495
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 12MP-4 | 05415 | LINDE LIFT TRUCK CORP. |
| 156521 | 82577 | RAYTHEON COMPANY DBA RAYTHEON |
| 1601A3 | 8Z296 | DANFOSS FLUID POWER INC EASLEY OPN |
| 1A21F3405 | 8Z296 | DANFOSS FLUID POWER INC EASLEY OPN |
| 3850312406 | 89619 | MACK TRUCKS, INC. DBA MACUNGIE OPERATIONS |
| 520-206 | 90031 | RAYMOND CORPORATION, THE |
| 520206 | 90031 | RAYMOND CORPORATION, THE |
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Related Products | NSN 4820-00-529-1495
Technical Data | NSN 4820-00-529-1495
| Characteristic | Specifications |
|---|---|
| MATERIAL | ALUMINUM ALLOY BODY STEEL AND RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR FLOW CONTROL DEVICE ALUMINUM ALLOY SEAT |
| SURFACE TREATMENT | ANODIZE |
| STYLE DESIGNATOR | C1 ANGLE |
| FLOW CONTROL DEVICE | POPPET |
| MEDIA FOR WHICH DESIGNED | WATER-OIL-GAS SINGLE RESPONSE |
| MAXIMUM OPERATING PRESSURE | 4000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| VALVE OPERATION METHOD | AUTOMATIC |
| CONNECTION TYPE | THREADED INTERNAL PIPE ALL ENDS |
| CONNECTION STYLE | G9 PLAIN ALL ENDS |
| NOMINAL PIPE SIZE ACCOMMODATED | 0.375 INCHES ALL ENDS |
| THREAD SERIES DESIGNATOR | NPTF ALL ENDS |
| NOMINAL THREAD SIZE | 0.375 INCHES ALL ENDS |
| THREAD QUANTITY PER INCH | 18 ALL ENDS |
| THREAD DIRECTION | RIGHT-HAND ALL ENDS |
| BONNET TYPE | INSIDE SPRING |
| BONNET ATTACHMENT METHOD | THREADED |
| DISK LOADING METHOD | SPRING |
| ADJUSTABLE PRESSURE RANGE | 500.0 TO 4000.0 POUNDS PER SQUARE INCH |
| FEATURES PROVIDED | BONNET PACKING AND PRESSURE TIGHT OUTLET SIDE |
| MANUFACTURERS CODE | 8Z296 |
| DESIGN CONTROL REFERENCE | 1601A3 |
Restrictions/Controls & Freight Information | NSN 4820-00-529-1495
| 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 | 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 4820-00-529-1495
Army
Navy| 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 | 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 |
| 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 |