NSN 4820-00-494-0755 M90505, M9050-5, MILV9050
Product Details | SAFETY RELIEF VALVE
4820-00-494-0755 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: M90505, M9050-5, MILV9050, MIL-V-9050, 8661132, 105253, 10525-3, 20C000550, 20C0005-50, 20C00505, 20C-0050-5, 2124712, 21247-12, 4820-00-494-0755, 00-494-0755, 4820004940755, 004940755
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 14 OCT 1970 | 00-494-0755 | 05488 ( VALVE, SAFETY RELIEF ) |
Drawings & Photos | NSN 4820-00-494-0755
Demand History | NSN 4820-00-494-0755
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 4820-00-494-0755 | 2025-09-258 | 10 | Singapore |
| 4820-00-494-0755 | 2025-08-220 | 55 | DIBBS |
| 4820-00-494-0755 | 2025-07-209 | 55 | DIBBS |
| 4820-00-494-0755 | 2025-07-198 | 55 | DIBBS |
| 4820-00-494-0755 | 2025-05-138 | 100 | CA |
| 4820-00-494-0755 | 2025-03-83 | 48 | DIBBS |
| 4820-00-494-0755 | 2025-03-72 | 48 | DIBBS |
| 4820-00-494-0755 | 2023-12-341 | 33 | DIBBS |
| 4820-00-494-0755 | 2023-08-215 | 22 | DIBBS |
| 4820-00-494-0755 | 2023-07-202 | 5 | Singapore |
| 4820-00-494-0755 | 2023-03-75 | 18 | DIBBS |
| 4820-00-494-0755 | 2019-12-346 | 51 | DIBBS |
| 4820-00-494-0755 | 2019-12-335 | 51 | DIBBS |
| 4820-00-494-0755 | 2016-09-273 | 38 | DIBBS |
| 4820-00-494-0755 | 2016-07-189 | 22 | DIBBS |
| 4820-00-494-0755 | 2016-03-91 | 92 | DIBBS |
| 4820-00-494-0755 | 2016-02-47 | 35 | DIBBS |
| 4820-00-494-0755 | 2015-02-34 | 34 | DIBBS |
| 4820-00-494-0755 | 2014-11-310 | 42 | DIBBS |
| 4820-00-494-0755 | 2014-04-119 | 46 | DIBBS |
| 4820-00-494-0755 | 2014-02-56 | 17 | DIBBS |
| 4820-00-494-0755 | 2013-07-210 | 2 | CN |
| 20C00505 | 2012-11-334 | 1 | FR |
| 20C00505 | 2012-11-334 | 1 | FR |
| 20C00505 | 2012-07-184 | 2 | CN |
| 20C00505 | 2012-07-184 | 2 | CN |
| 20C-0050-5 | 2012-06-153 | 2 | AM |
| 4820-00-494-0755 | 2012-06-153 | 2 | MANUAL |
| 20C00505 | 2012-03-74 | 2 | US |
| 4820-00-494-0755 | 2009-04-106 | 17 | DIBBS |
| 4820-00-494-0755 | 2009-01-30 | 19 | DIBBS |
| 4820-00-494-0755 | 2008-11-318 | 53 | DIBBS |
| 4820-00-494-0755 | 2008-11-317 | 50 | DIBBS |
Cross Reference | NSN 4820-00-494-0755
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 10525-3 | 31441 | AMERICAN SAFETY FLIGHT SYSTEMS INC |
| 20C-0050-5 | 19062 | ESSEX INDUSTRIES, INC. |
| 20C0005-50 | 19062 | ESSEX INDUSTRIES, INC. |
| 20C0005-50 | 83533 | ESSEX INDUSTRIES, INC. DIV MANUFACTURING DIVISION |
| 21247-12 | 03990 | INGERSOLL-RAND CO |
| 21247-12 | 04577 | CARLETON TECHNOLOGIES INC |
| 8661132 | 64640 | LASER TECHNOLOGY, INC. |
| M9050-5 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS |
| MIL-V-9050 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY |
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Related Products | NSN 4820-00-494-0755
Technical Data | NSN 4820-00-494-0755
| Characteristic | Specifications |
|---|---|
| MATERIAL | ALUMINUM ALLOY OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-V-9050 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| STYLE DESIGNATOR | A7 ANGLE |
| FLOW CONTROL DEVICE | POPPET |
| MEDIA FOR WHICH DESIGNED | OXYGEN, GASEOUS 1ST RESPONSE OXYGEN, LIQUID 2ND RESPONSE |
| MAXIMUM OPERATING PRESSURE | 140.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| MAXIMUM OPERATING TEMP | 260.0 DEG FAHRENHEIT SINGLE RESPONSE |
| VALVE DISCHARGE FLOW RATE | 100.0 LITERS PER MINUTE |
| VALVE OPERATION METHOD | AUTOMATIC |
| CONNECTION TYPE | THREADED INTERNAL PIPE 1ST END THREADED EXTERNAL PIPE 2ND END |
| CONNECTION STYLE | G9 PLAIN 1ST END G46B PLAIN 2ND END |
| NOMINAL PIPE SIZE ACCOMMODATED | 0.125 INCHES 1ST END 0.125 INCHES 2ND END |
| THREAD SERIES DESIGNATOR | ANPT 1ST END ANPT 2ND END |
| NOMINAL THREAD SIZE | 0.125 INCHES 1ST END 0.125 INCHES 2ND END |
| THREAD QUANTITY PER INCH | 27 1ST END 27 2ND END |
| THREAD DIRECTION | RIGHT-HAND 1ST END RIGHT-HAND 2ND END |
| DISK LOADING METHOD | SPRING |
| FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE |
| TEST DATA DOCUMENT | 81349-MIL-V-9050 SPECIFICATION |
| NONDEFINITIVE SPEC/STD DATA | 5 TYPE |
| CRITICALITY CODE JUSTIFICATION | CQGM |
| MANUFACTURERS CODE | 81349 |
| NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MIL-V-9050 |
| MANUFACTURERS CODE | 96906 |
| DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | M9050-5 |
Restrictions/Controls & Freight Information | NSN 4820-00-494-0755
| 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: | Y | The item does not have a nuclear hardened feature but does have other critical feature(s) 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 | KE | Naval ICP Philadelphia, PA 19111 |
| 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 4820-00-494-0755
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. |
| Materiel Management Aggregation Code | SX | SX:AF SICA RESIDUAL MMAC-OC-ALC |
| 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 |