NSN 4820-00-639-9943 DD692S481049ALT3, DD692S4810-49ALT3, 692-4810-49
Product Details | PISTON WEIGHTED CONTROL VALVE
4820-00-639-9943 A valve consisting of a ported, dead weighted, hollow piston which moves vertically across the inlet passage within the valve body. Changes in the pressure controlled position of the piston vary the effective area of the ports exposed to the inlet flow in such a manner as to maintain a constant outlet line pressure. It has no seats or disk. For dead weight loaded pressure regulating valve of seat and disk construction, see also VALVE, REGULATING, FLUID PRESSURE.
Part Alternates: DD692S481049ALT3, DD692S4810-49ALT3, 692-4810-49, 4820-00-639-9943, 00-639-9943, 4820006399943, 692481049, 006399943
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 01 JAN 1963 | 00-639-9943 | 16994 ( VALVE, WEIGHTED CONTROL, PISTON ) |
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Technical Data | NSN 4820-00-639-9943
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL BODY STEEL CORROSION RESISTING FLOW CONTROL DEVICE |
| MEDIA FOR WHICH DESIGNED | STEAM 2ND RESPONSE |
| MAXIMUM OPERATING TEMP | 425.0 DEG FAHRENHEIT 2ND RESPONSE |
| BOLT HOLE QUANTITY | 6 1ST END 6 2ND END |
| BOLT HOLE NOMINAL DIAMETER | 0.562 INCHES 1ST END 0.562 INCHES 2ND END |
| BOLT CIRCLE NOMINAL DIAMETER | 3.938 INCHES 1ST END 4.438 INCHES 2ND END |
| SPECIAL FEATURES | FIRST END FLANGE OUTSIDE DIA.:5.062 IN.NOM;SECOND END FLANGE OUTSIDE DIA.:5.562 IN.NOM;FIRST END CONNECTION TYPE:PLAIN FACE FLANGE;FIRST END STYLE DESIGNATOR:L1;FIRST END FLANGE THICKNESS:0.438 IN.NOM;SECOND END CONNECTION TYPE:FLANGE PLAIN FACE;SECOND END FLANGE THICKNESS:0.438 IN.NOM;SECOND END CONNECTION FACE TO CENTER LINE DISTANCE:4.000 IN.NOM;END CONNECTION QTY:2;SECOND END RELATIONSHIP W/FIRST END:NOT IDENTICAL; |
Restrictions/Controls & Freight Information | NSN 4820-00-639-9943
| 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 4820-00-639-9943
Navy| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 3B | Navy-owned stocks of field level repairable DLA material Naval Inventory Control Point, Mechanicsburg |
| Special Material Content | 9 | Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautions |
| 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 | Z | INSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |