NSN 4820-00-808-0526 P30220, P30-220, P36220
Product Details | SAFETY RELIEF VALVE
4820-00-808-0526 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: P30220, P30-220, P36220, P36-220, 6684131, 668413-1, 6684133, 668413-3, 4820-00-808-0526, 00-808-0526, 4820008080526, 008080526
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 01 JAN 1962 | 00-808-0526 | 05488 ( VALVE, SAFETY RELIEF ) |
Drawings & Photos | NSN 4820-00-808-0526
Cross Reference | NSN 4820-00-808-0526
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 668413-1 | 98897 | LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS |
| 668413-3 | 98897 | LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS |
| P30-220 | 91816 | CIRCOR AEROSPACE, INC. DBA CIRCLE SEAL CONTROLS |
| P36-220 | 91816 | CIRCOR AEROSPACE, INC. DBA CIRCLE SEAL CONTROLS |
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Related Products | NSN 4820-00-808-0526
Technical Data | NSN 4820-00-808-0526
| Characteristic | Specifications |
|---|---|
| MATERIAL | ALUMINUM ALLOY BODY ALUMINUM ALLOY SEAT |
| SURFACE TREATMENT | ANODIZE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625,TY 1 MIL SPEC SINGLE TREATMENT RESPONSE |
| STYLE DESIGNATOR | A1 STRAIGHT THRU |
| MEDIA FOR WHICH DESIGNED | HYDRAULIC FLUID, PHOSPHATE-ESTER BASE SINGLE RESPONSE |
| MAXIMUM OPERATING PRESSURE | 75.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| VALVE DISCHARGE FLOW RATE | 4.0 GALLONS PER MINUTE |
| CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END |
| CONNECTION STYLE | G45 FLARELESS 1ST END |
| SEAT ANGLE | 12.0 DEGREES 1ST END |
| NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.375 INCHES 1ST END |
| THREAD SERIES DESIGNATOR | UNF 1ST END |
| NOMINAL THREAD SIZE | 0.562 INCHES 1ST END |
| THREAD QUANTITY PER INCH | 18 1ST END |
| THREAD CLASS | 3A 1ST END |
| THREAD DIRECTION | RIGHT-HAND 1ST END |
| DISK LOADING METHOD | SPRING |
| OPENING PRESSURE SETTING | 59.0 POUNDS PER SQUARE INCH |
| ADJUSTABLE PRESSURE RANGE | 66.0 TO 70.0 POUNDS PER SQUARE INCH |
| FEATURES PROVIDED | VALVE STEM LOCK SHIELD AND PRESSURE TIGHT OUTLET SIDE |
| TEST DATA DOCUMENT | 36659-668413 DRAWING |
| MANUFACTURERS CODE | 91816 |
| DESIGN CONTROL REFERENCE | P30-220 |
Restrictions/Controls & Freight Information | NSN 4820-00-808-0526
| 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 | 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 | ||
| Air Special Handling | Z | No special handling required. |
| Special Handling Code | Z | unknonwn |
| HAZMAT | ||
| Type of Cargo | Z | No special type of cargo code applicable |
Management | NSN 4820-00-808-0526
Air Force| 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. |
| Materiel Management Aggregation Code | HS | SX:AIRCRAFT HYDRAULIC SYSTEMS AND COMPONENTS |
| Fund Code | SF | Stock fund applicable to items managed for the Air Force by the respective Inventory Control Point. |
| Price Validation | V | The current standard price has been validated.
|
| 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 | P | Stock Fund (except Munitions) |
| 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 |