Product Details | GATE VALVE
4820-00-989-1891 A valve having a flat or tapered disk (gate) which moves transversely to the axis of flow by rotating or sliding movements of the stem to open or close the orifice. It may also contain an oval or rectangular shaped slide which may be manually, motor, or pressure operated through the means of an arm or arm assembly. The body flange may be designed to accommodate tube type connectors. It may or may not contain thermal relief features. Includes valve (gate) specifically designed for the control of fluid systems in aircraft or missiles.20248100015Valves, Powered48200018Valves, Nonpowered
Part Alternates: B1353IN, B-135-3IN, 37, 373IN, 37-3IN, 4820-00-989-1891, 00-989-1891, 4820009891891, 009891891
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 01 JAN 1962 | 00-989-1891 | 05482 ( VALVE, GATE ) |
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Related Products | NSN 4820-00-989-1891
4820-00-989-1913, 4820-00-989-1918, 4820-00-989-1919, 4820-00-989-2230, 4820-00-989-2460
Technical Data | NSN 4820-00-989-1891
| Characteristic | Specifications |
|---|---|
| MATERIAL | COPPER ALLOY 922 BODY COPPER ALLOY SEAT COPPER ALLOY 694 STEM COPPER ALLOY DISK |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY ASTM B150 ALLOY 1 ASSN STD SINGLE MATERIAL RESPONSE STEM ASTM B149 CL 11A ASSN STD SINGLE MATERIAL RESPONSE DISK |
| VALVE SIZE | 3.000 INCHES |
| PRESSURE CLASS | 200.0 POUNDS |
| MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED | 200.0 POUNDS PER SQUARE INCH STEAM AND 400.0 POUNDS PER SQUARE INCH WATER-OIL-GAS |
| MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED | 550.0 DEG FAHRENHEIT STEAM AND 150.0 DEG FAHRENHEIT WATER-OIL-GAS |
| VALVE OPERATION METHOD | MANUAL |
| INLET RELATIONSHIP WITH OUTLET | IDENTICAL |
| CONNECTION TYPE | THREADED INTERNAL PIPE |
| THREAD SERIES DESIGNATOR | NPT |
| NOMINAL THREAD SIZE | 3.000 INCHES |
| STEM TYPE | RISING |
| BONNET TYPE | INSIDE SCREW |
| BONNET ATTACHMENT METHOD | BOLTED |
| FEATURES PROVIDED | BONNET PACKING |
Restrictions/Controls & Freight Information | NSN 4820-00-989-1891
| Category | Code | Description |
|---|---|---|
| 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. |
| Precious Metals Indicator Code: | U | Precious metal type is unknown |
| 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 | XX | |
| Air Dimension Code | A | Shipment is not a consolidation and does not exceed 72 inches in any dimension. |
| Air Commodity | B | Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials. |
| 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 |