NSN 4820-00-939-7931
Part Details | GATE VALVE
4820-00-939-7931 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: MILV18110, MILV18110L1, 51504 ITEM 1, W7354B2TSL1, W7-354B-2TSL1, 4820-00-939-7931, 00-939-7931, 4820009397931, 009397931
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | NOV 30, 1965 | 00-939-7931 | 05482 ( VALVE, GATE ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4820-00-939-7931
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| MILV18110 | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
| MILV18110L1 | 03950 | NAVAL INVENTORY CONTROL POINTMECHANICSBURG |
| 51504 ITEM 1 | 57574 | VELAN VALVE CORPORATION |
| W7-354B-2TSL1 | 57574 | VELAN VALVE CORPORATION |
Technical Data | NSN 4820-00-939-7931
| Characteristic | Specifications |
|---|---|
| VALVE SIZE | 1.500 INCHES |
| VALVE OPERATION METHOD | MANUAL |
| INLET RELATIONSHIP WITH OUTLET | IDENTICAL |
| CONNECTION TYPE | SOCKET, WELD, PIPE |
| NOMINAL PIPE SIZE ACCOMMODATED | 1.500 INCHES |
| STEM TYPE | RISING |
| BONNET TYPE | OUTSIDE SCREW-YOKE |
| BONNET ATTACHMENT METHOD | BOLTED |
| FEATURES PROVIDED | BONNET PACKING |
| SPECIAL FEATURES | QUALITY CONTROLLED IN ACCORDANCE W/NAVY LEVEL 1 ASSURANCE GUIDE |
| NONDEFINITIVE SPEC/STD DATA | D COMPOSITION AND 1500 RATING |
| DEPARTURE FROM CITED DESIGNATOR | QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS |
| CRITICALITY CODE JUSTIFICATION | ZZZX |