NSN 4820-01-030-6257
Part 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.
Alternate Parts: B143, B-143, 4820-01-030-6257, 01-030-6257, 4820010306257, 010306257
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | NOV 09, 1976 | 01-030-6257 | 05482 ( VALVE, GATE ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4820-01-030-6257
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| B-143 | 82666 | STOCKHAM VALVES AND FITTINGS INC |
Technical Data | NSN 4820-01-030-6257
| Characteristic | Specifications |
|---|---|
| MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED | PABS300.0 POUNDS PER SQUARE INCH AND +AC+1000.0 POUNDS PER SQUARE INCH |
| MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED | FABS450.0 DEG FAHRENHEIT AND FAC+450.0 DEG FAHRENHEIT |
| 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 |