NSN 4820-00-541-4995 R6309LL, 511948243803, 5119-4824-3803
Product Details | SAFETY RELIEF VALVE
4820-00-541-4995 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: R6309LL, 511948243803, 5119-4824-3803, 1809, 4820-00-541-4995, 00-541-4995, 4820005414995, 005414995
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 01 JAN 1963 | 00-541-4995 | 05488 ( VALVE, SAFETY RELIEF ) |
Drawings & Photos | NSN 4820-00-541-4995
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Technical Data | NSN 4820-00-541-4995
| Characteristic | Specifications |
|---|---|
| MATERIAL | COPPER ALLOY BODY NICKEL ALLOY FLOW CONTROL DEVICE NICKEL ALLOY SEAT COPPER ALLOY STEM |
| STYLE DESIGNATOR | C1 ANGLE |
| FLOW CONTROL DEVICE | DISK |
| MAXIMUM OPERATING TEMP | 250.0 DEG FAHRENHEIT 1ST RESPONSE 100.0 DEG FAHRENHEIT 2ND RESPONSE |
| VALVE OPERATION METHOD | AUTOMATIC |
| CONNECTION TYPE | UNTHREADED INTERNAL PIPE 1ST END |
| CONNECTION STYLE | G30B SOCKET WITH BRAZING RING 1ST END |
| FLANGE SHAPE | ROUND WITH HOLES 2ND END |
| NOMINAL OUTSIDE DIAMETER | 4.500 INCHES 2ND END |
| NOMINAL THICKNESS | 0.438 INCHES 2ND END |
| BOLT HOLE QUANTITY | 4 2ND END |
| BOLT HOLE NOMINAL DIAMETER | 0.562 INCHES 2ND END |
| BOLT CIRCLE NOMINAL DIAMETER | 3.375 INCHES 2ND END |
| FLANGE FACE DESIGN | PLAIN 2ND END |
| NOMINAL PIPE SIZE ACCOMMODATED | 1.250 INCHES 1ST END |
| BONNET TYPE | EXPOSED SPRING |
| BONNET ATTACHMENT METHOD | UNION |
| DISK LOADING METHOD | SPRING |
| ADJUSTABLE PRESSURE RANGE | 33.0 TO 53.0 POUNDS PER SQUARE INCH |
| FURNISHED ITEMS AND QUANTITY | 1 NUT |
Restrictions/Controls & Freight Information | NSN 4820-00-541-4995
| 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. |
| 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 4820-00-541-4995
Navy| 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 | Y | TERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |