NSN 4820-01-261-0991
Part Details | STOP-CHECK VALVE
4820-01-261-0991 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: B1221A 2IN, B-1221-A 2IN, 4820-01-261-0991, 01-261-0991, 4820012610991, 012610991
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | AUG 08, 1987 | 01-261-0991 | 05486 ( VALVE, STOP-CHECK ) |
REFERENCE DRAWINGS & PICTURES
STRAIGHT THRU
Cross Reference | NSN 4820-01-261-0991
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| B-1221-A 2IN | 30263 | PIMA VALVE, INC. |
Technical Data | NSN 4820-01-261-0991
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | A STRAIGHT THRU |
| VALVE SIZE | 2.000 INCHES |
| FACE TO FACE DISTANCE | 7.000 INCHES |
| FLOW CONTROL DEVICE | DISK |
| VALVE OPERATION METHOD | MANUAL |
| MOUNTING POSITION | HORIZONTAL |
| BONNET TYPE | OUTSIDE SCREW-YOKE |
| BONNET ATTACHMENT METHOD | BOLTED |
| FURNISHED ITEMS AND QUANTITY | 1 HANDWHEEL |
| SPECIAL FEATURES | MATERIAL COPPER ALLOY 865 |
| SUPPLEMENTARY FEATURES | THIS ITEM HAS BEEN REVIEWED FOR ASBESTOS MATERIAL;THE CURRENT APPROVED SOURCES; 30263 HAVE INDICATED THEIR PART NUMBER CONTAINED ASBESTOS PRIOR TO 1984,THEY CONTINUE TO MANUFACTURE THE SAME PART NUMBER WITHOUT ASBESTOS MATERIAL AFTER 1984 |