NSN 4820-01-182-6703 C11448, C114481, C11448-1
Product Details | SAFETY RELIEF VALVE
4820-01-182-6703 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: C11448, C114481, C11448-1, SS8CPA23, SS-8CPA2-3, 4820-01-182-6703, 01-182-6703, 4820011826703, 011826703
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 27 JUN 1984 | 01-182-6703 | 05488 ( VALVE, SAFETY RELIEF ) |
Drawings & Photos | NSN 4820-01-182-6703
Demand History | NSN 4820-01-182-6703
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| C11448-1 | 2025-06-170 | 45 | DIBBS |
| SS-8CPA2-3 | 2025-06-170 | 45 | DIBBS |
| C11448-1 | 2023-07-187 | 31 | DIBBS |
| SS-8CPA2-3 | 2023-07-187 | 31 | DIBBS |
| C11448-1 | 2023-02-43 | 7 | DIBBS |
| SS-8CPA2-3 | 2023-02-43 | 7 | DIBBS |
| C11448-1 | 2022-08-228 | 2 | DIBBS |
| SS-8CPA2-3 | 2022-08-228 | 2 | DIBBS |
| C11448-1 | 2022-05-130 | 4 | DIBBS |
| SS-8CPA2-3 | 2022-05-130 | 4 | DIBBS |
| C11448-1 | 2019-11-323 | 8 | DIBBS |
| SS-8CPA2-3 | 2019-11-323 | 8 | DIBBS |
| 4820-01-182-6703 | 2018-07-191 | 2 | DIBBS |
| 4820-01-182-6703 | 2012-04-119 | 1 | DIBBS |
| 4820-01-182-6703 | 2011-10-304 | 1 | US |
| 4820-01-182-6703 | 2010-09-254 | 1 | DIBBS |
| 4820-01-182-6703 | 2010-05-142 | 1 | DIBBS |
Cross Reference | NSN 4820-01-182-6703
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| C11448 | 81755 | LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS |
| C11448-1 | 81755 | LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS |
| SS-8CPA2-3 | 02570 | SWAGELOK COMPANY DBA USE CAGE CODE 3T9T9 FOR |
| SS-8CPA2-3 | 18034 | NUPRO CO |
| SS-8CPA2-3 | C7063 | B.E.S.T. VENTIL & FITTING GMBH |
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Related Products | NSN 4820-01-182-6703
Technical Data | NSN 4820-01-182-6703
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL CORROSION RESISTING BODY |
| STYLE DESIGNATOR | C8 STRAIGHT THRU |
| FLOW CONTROL DEVICE | POPPET |
| MAXIMUM OPERATING PRESSURE | 2500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| MAXIMUM OPERATING TEMP | 400.0 DEG FAHRENHEIT SINGLE RESPONSE |
| VALVE OPERATION METHOD | AUTOMATIC |
| CONNECTION TYPE | THREADED EXTERNAL PIPE ALL ENDS |
| CONNECTION STYLE | G46B PLAIN ALL ENDS |
| THREAD SERIES DESIGNATOR | NPT ALL ENDS |
| NOMINAL THREAD SIZE | 0.500 INCHES ALL ENDS |
| THREAD DIRECTION | RIGHT-HAND ALL ENDS |
| BONNET TYPE | INSIDE SPRING |
| BONNET ATTACHMENT METHOD | INTEGRAL |
| DISK LOADING METHOD | SPRING |
| ADJUSTABLE PRESSURE RANGE | 3.0 TO 50.0 POUNDS PER SQUARE INCH |
Restrictions/Controls & Freight Information | NSN 4820-01-182-6703
| 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: | 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 | 594 | unknown |
| Originating Activity Code | AH | Defense Supply Center Columbus Columbus, OH 43215 |
| 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 4820-01-182-6703
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 | 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 |
| 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 |