NSN 4820-01-030-6257 B-143, B143, 01-030-6257
Product Details | GATE VALVE
4820-01-030-6257 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: B-143, B143, 4820-01-030-6257, 01-030-6257, 4820010306257, 010306257
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 09 NOV 1976 | 01-030-6257 | 05482 ( VALVE, GATE ) |
Cross Reference | NSN 4820-01-030-6257
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| B-143 | 82666 | STOCKHAM VALVES AND FITTINGS INC |
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Technical Data | NSN 4820-01-030-6257
| Characteristic | Specifications |
|---|---|
| MATERIAL | COPPER ALLOY BODY COPPER ALLOY SEAT COPPER ALLOY STEM COPPER ALLOY DISK |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-390,ALLOY D4 FED SPEC SINGLE MATERIAL RESPONSE BODY QQ-C-390,ALLOY D4 FED SPEC SINGLE MATERIAL RESPONSE SEAT QQ-C-390,ALLOY D4 FED SPEC SINGLE MATERIAL RESPONSE DISK |
| MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED | 300.0 POUNDS PER SQUARE INCH WATER, FRESH AND 1000.0 POUNDS PER SQUARE INCH WATER-OIL-GAS |
| MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED | 450.0 DEG FAHRENHEIT WATER, FRESH AND 450.0 DEG FAHRENHEIT WATER-OIL-GAS |
| VALVE OPERATION METHOD | MANUAL |
| CONNECTION TYPE | THREADED INTERNAL PIPE |
| THREAD SERIES DESIGNATOR | NPT |
| NOMINAL THREAD SIZE | 2.000 INCHES |
| STEM TYPE | RISING |
| BONNET TYPE | INSIDE SCREW |
| BONNET ATTACHMENT METHOD | UNION |
| FURNISHED ITEMS AND QUANTITY | 1 NUT |
| FEATURES PROVIDED | BONNET PACKING |
| SPECIAL FEATURES | R.H. THD |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY NOM PIPE SIZE ACCOMMODATED |
| MANUFACTURERS CODE | 82666 |
| DESIGN CONTROL REFERENCE | B-143 |
Restrictions/Controls & Freight Information | NSN 4820-01-030-6257
| 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 |
|---|---|---|
| No Freight Information | ||