NSN 4820-01-199-4474 E8544C41M, 8544, 01-199-4474
Product Details | SAFETY RELIEF VALVE
4820-01-199-4474 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: E8544C41M, 8544, 4820-01-199-4474, 01-199-4474, 4820011994474, 011994474
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 22 JAN 1985 | 01-199-4474 | 05488 ( VALVE, SAFETY RELIEF ) |
Drawings & Photos | NSN 4820-01-199-4474
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Technical Data | NSN 4820-01-199-4474
| Characteristic | Specifications |
|---|---|
| MATERIAL | COPPER ALLOY 922 BODY NICKEL ALLOY FLOW CONTROL DEVICE NICKEL ALLOY SEAT COPPER ALLOY STEM |
| STYLE DESIGNATOR | C1A ANGLE FLANGED ENDS |
| FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 5.500 INCHES |
| SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 5.500 INCHES |
| VALVE SIZE | 2.500 INCHES |
| FLOW CONTROL DEVICE | DISK |
| MAXIMUM OPERATING PRESSURE | 150.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| VALVE OPERATION METHOD | AUTOMATIC |
| CONNECTION TYPE | FLANGE ALL ENDS |
| FLANGE SHAPE | ROUND WITH HOLES ALL ENDS |
| NOMINAL OUTSIDE DIAMETER | 6.125 INCHES ALL ENDS |
| NOMINAL THICKNESS | 0.500 INCHES ALL ENDS |
| BOLT HOLE QUANTITY | 6 ALL ENDS |
| BOLT HOLE NOMINAL DIAMETER | 0.562 INCHES ALL ENDS |
| BOLT CIRCLE NOMINAL DIAMETER | 5.000 INCHES ALL ENDS |
| FLANGE FACE DESIGN | PLAIN ALL ENDS |
| BONNET TYPE | INSIDE SCREW |
| BONNET ATTACHMENT METHOD | BOLTED |
| ADJUSTABLE PRESSURE RANGE | 15.0 TO 19.0 POUNDS PER SQUARE INCH |
Restrictions/Controls & Freight Information | NSN 4820-01-199-4474
| 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 |
|---|---|---|
| No Freight Information | ||
Management | NSN 4820-01-199-4474
Navy| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 9C | Navy-owned stocks of defense construction material Naval Inventory Control Point, Mechanicsburg |
| Source of Supply | S9C | Defense Supply Center Columbus Columbus, OH 43215 |
| 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 |