NSN 4820-00-922-8420
Part Details | STOP-CHECK VALVE
4820-00-922-8420 A valve with a bolt or stem that may be mechanically actuated to two different positions by rotary or linear motion. In the first position, the valve disk is located and locked against the seat permitting no fluid flow through the valve. In the second position, one side of the valve disk is located against the seat permitting movement of the disk in a manner that will allow a flow of fluid in one direction through the valve. The valve disk may be spring loaded. It may be inline or cartridge (manifold) design. See also VALVE (1), LIFT-CHECK and VALVE (1), STOP-LIFT-CHECK.
Alternate Parts: 2620902ASSYE, 2620-902ASSYE, 2620902ASSYEL1, 2620-902ASSYEL1, SS8451889587ASSYEL1, SS845-1889587ASSYEL1, DS21401B260WS1INL1, DS2140-1B260WS1INL1, SS8451889587ASSYE, SS845-1889587ASSYE, 2620902ASSYE, 2620-902ASSYE, DS21401B260WS1IN, DS2140-1B260WS1IN, 4820-00-922-8420, 00-922-8420, 4820009228420, 009228420
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | FEB 09, 1966 | 00-922-8420 | 05486 ( VALVE, STOP-CHECK ) |
REFERENCE DRAWINGS & PICTURES
STRAIGHT THRU
Cross Reference | NSN 4820-00-922-8420
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 2620-902ASSYE | 96169 | ELECTRIC BOAT CORPORATION |
| 2620-902ASSYEL1 | 03950 | NAVAL INVENTORY CONTROL POINTMECHANICSBURG |
| SS845-1889587ASSYEL1 | 03950 | NAVAL INVENTORY CONTROL POINTMECHANICSBURG |
| DS2140-1B260WS1INL1 | 03950 | NAVAL INVENTORY CONTROL POINTMECHANICSBURG |
| SS845-1889587ASSYE | 80064 | NAVAL SHIP SYSTEMS COMMAND |
| 2620-902ASSYE | 63686 | THE WALWORTH COMPANY |
| DS2140-1B260WS1IN | 95995 | WALWORTH CO THE |
Technical Data | NSN 4820-00-922-8420
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | STRAIGHT THRU |
| FLOW CONTROL DEVICE | DISK |
| MOUNTING POSITION | HORIZONTAL |
| RENEWABLE SEAT RING TYPE | THREADED |
| BONNET TYPE | INSIDE SCREW |
| BONNET ATTACHMENT METHOD | UNION |
| FEATURES PROVIDED | BONNET PACKING |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS |
| CRITICALITY CODE JUSTIFICATION | ZZZY |
| SUPPLEMENTARY FEATURES | VALVE OPERATION METHOD: HYDRAULIC |