NSN 4820-00-066-3908 1977090, 00-066-3908, 000663908
Product Details | SAFETY RELIEF VALVE
4820-00-066-3908 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: 1977090, 4820-00-066-3908, 00-066-3908, 4820000663908, 000663908
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 01 JAN 1963 | 00-066-3908 | 05488 ( VALVE, SAFETY RELIEF ) |
Drawings & Photos | NSN 4820-00-066-3908
Demand History | NSN 4820-00-066-3908
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 4820-00-066-3908 | 2017-04-103 | 6 | NECO |
| 4820-00-066-3908 | 2013-02-58 | 8 | NECO |
Cross Reference | NSN 4820-00-066-3908
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 1977090 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT |
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Related Products | NSN 4820-00-066-3908
Technical Data | NSN 4820-00-066-3908
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL COMP 303 BODY STEEL COMP 303 FLOW CONTROL DEVICE STEEL COMP 303 SEAT |
| STYLE DESIGNATOR | C7 STRAIGHT THRU |
| FLOW CONTROL DEVICE | POPPET |
| VALVE OPERATION METHOD | AUTOMATIC |
| CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END THREADED INTERNAL BOSS 2ND END |
| CONNECTION STYLE | G4 GASKET SEAL 2ND END |
| SEAT ANGLE | 12.0 DEGREES 1ST END |
| NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES 1ST END 0.250 INCHES 2ND END |
| THREAD SERIES DESIGNATOR | UNJF 1ST END UNF 2ND END |
| NOMINAL THREAD SIZE | 0.437 INCHES 1ST END 0.437 INCHES 2ND END |
| THREAD CLASS | 3A 1ST END 3B 2ND END |
| THREAD DIRECTION | RIGHT-HAND 1ST END RIGHT-HAND 2ND END |
| DISK LOADING METHOD | SPRING |
| OPENING PRESSURE SETTING | 70.0 POUNDS PER SQUARE INCH |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY NAVORD OD 42046 |
| MANUFACTURERS CODE | 10001 |
| DESIGN CONTROL REFERENCE | 1977090 |
Restrictions/Controls & Freight Information | NSN 4820-00-066-3908
| 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. |
| Automatic Data Processing Equipment: | 0 | Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9) |
| Category | Code | Description |
|---|---|---|
| NMF Description | 127220 | PRESSURE REG/RED/RELIEF VALVES NOI |
| Less than car load rating | P | 77.5 |
| 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 | 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 4820-00-066-3908
Navy| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 1H | Consumable material assigned to NAVICP MECH for inventory management Naval Inventory Control Point, Mechanicsburg |
| Special Material ID | SP | Navy Stock Account item which is unique to SSPO controlled fleet ballistic missile weapon system program. SMIC SP establishes a weapons system relationship. |
| Special Material Content | 9 | Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautions |
| Source of Supply | NRP | NAVICP-ERP 700 Robbins Avenue Philadelphia, PA 19111-5098 |
| Agency | DN | Department of the Navy |
| Service Organization | N | U.S. Navy |
| Reparability | S | Slow Demand Velocity Items (consumables) |
| 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 |