NSN 4820-01-446-6388 BH000026, BH000026002, BH000026-002
Product Details | SAFETY RELIEF VALVE
4820-01-446-6388 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: BH000026, BH000026002, BH000026-002, 2391244141, 2391244-14-1, 4820-01-446-6388, 01-446-6388, 4820014466388, 014466388
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 11 JUL 1997 | 01-446-6388 | 05488 ( VALVE, SAFETY RELIEF ) |
Drawings & Photos | NSN 4820-01-446-6388
Demand History | NSN 4820-01-446-6388
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 4820-01-446-6388 | 2014-11-315 | 7 | DIBBS |
| 4820-01-446-6388 | 2014-10-303 | 7 | DIBBS |
| 4820-01-446-6388 | 2014-02-54 | 7 | DIBBS |
| 4820-01-446-6388 | 2014-02-37 | 7 | DIBBS |
| 4820-01-446-6388 | 2013-02-33 | 7 | DIBBS |
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Technical Data | NSN 4820-01-446-6388
| Characteristic | Specifications |
|---|---|
| MATERIAL | ALUMINUM ALLOY 2024 BODY |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| SURFACE TREATMENT | ANODIZE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625, TYPE II, CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE |
| STYLE DESIGNATOR | C4 STRAIGHT THRU |
| MEDIA FOR WHICH DESIGNED | AIR SINGLE RESPONSE |
| MAXIMUM OPERATING TEMP | 250.0 DEG FAHRENHEIT SINGLE RESPONSE |
| VALVE OPERATION METHOD | AUTOMATIC |
| CONNECTION TYPE | THREADED INTERNAL BOSS 1ST END |
| CONNECTION STYLE | G4 GASKET SEAL 1ST END |
| THREAD SERIES DESIGNATOR | UNJF 1ST END |
| NOMINAL THREAD SIZE | 0.438 INCHES 1ST END |
| THREAD CLASS | 3B 1ST END |
| THREAD DIRECTION | RIGHT-HAND 1ST END |
| OPENING PRESSURE SETTING | 22.5 POUNDS PER SQUARE INCH |
| MINIMUM OPERATING TEMP | -65.0 DEG FAHRENHEIT |
| III END ITEM IDENTIFICATION | AIRCRAFT (AC-130A, AC-130H, MC-130H, EC-130E, HC-130) |
Restrictions/Controls & Freight Information | NSN 4820-01-446-6388
| 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: | 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 | ||
| 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 |