Product Details | SAFETY RELIEF VALVE
4820-01-439-4893 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: 913BDDS01KC010, 913BDDS01-KC010, 913BDDS01KC0107, 913BDDS01-KC0107, 4820-01-439-4893, 01-439-4893, 4820014394893, 014394893
Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
---|---|---|---|
48 | 10 DEC 1996 | 01-439-4893 | 05488 ( VALVE, SAFETY RELIEF ) |
Drawings & Photos | NSN 4820-01-439-4893
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Related Products | NSN 4820-01-439-4893
4820-01-439-4898, 4820-01-439-4900, 4820-01-439-5021, 4820-01-439-5053, 4820-01-439-5083
Technical Data | NSN 4820-01-439-4893
Characteristic | Specifications |
---|---|
MATERIAL | COPPER ALLOY BODY STEEL CORROSION RESISTING FLOW CONTROL DEVICE COPPER ALLOY STEM |
STYLE DESIGNATOR | C1 ANGLE |
MEDIA FOR WHICH DESIGNED | AIR 1ST RESPONSE GAS, INERT 2ND RESPONSE |
MAXIMUM OPERATING PRESSURE | 900.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
VALVE OPERATION METHOD | AUTOMATIC |
CONNECTION TYPE | THREADED EXTERNAL PIPE 1ST END THREADED INTERNAL PIPE 2ND END |
CONNECTION STYLE | G46B PLAIN 1ST END G9 PLAIN 2ND END |
THREAD SERIES DESIGNATOR | NPT ALL ENDS |
NOMINAL THREAD SIZE | 0.750 INCHES ALL ENDS |
THREAD DIRECTION | RIGHT-HAND ALL ENDS |
OPENING PRESSURE SETTING | 107.0 POUNDS PER SQUARE INCH |
III END ITEM IDENTIFICATION | MARS CLASS AFS |
Restrictions/Controls & Freight Information | NSN 4820-01-439-4893
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 | ||
Less than truck load rating | P | 77.5 |
Water commodity Code | 594 | unknown |
Originating Activity Code | AX | Defense Supply Center Columbus Columbus, OH 43216-5000 |
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 4820-01-439-4893
Category | Code | Description |
---|---|---|
Cognizance Codes | 3B | Navy-owned stocks of field level repairable 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 |
Reparability | D | Field Level Reparables |
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 |