|
|
|
National Stock Number:
4820-00-563-8018
Federal Supply Class:
4820
National Item Identification Number:
005638018
Description:
VALVE,STOP-CHECK
Detail:
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.
|
Manufacturer Information:
| D-5361 | 25567 | THE GORMAN-RUPP COMPANY |
|
Techincal Specification:
| MATERIAL | ALUMINUM ALLOY BODY | | ALUMINUM ALLOY FLOW CONTROL DEVICE | | SURFACE TREATMENT | PAINT | | STYLE DESIGNATOR | STRAIGHT THRU FLANGED ENDS | | VALVE SIZE | 4.000 INCHES | | FACE TO FACE DISTANCE | 7.875 INCHES | | FLOW CONTROL DEVICE | DISK | | VALVE OPERATION METHOD | MANUAL | | CONNECTION TYPE | FLANGE ALL ENDS | | FLANGE SHAPE | ROUND WITH HOLES ALL ENDS | | NOMINAL OUTSIDE DIAMETER | 7.700 INCHES 1ST END | | 6.835 INCHES 2ND END | | NOMINAL THICKNESS | 0.450 INCHES 1ST END | | 0.475 INCHES 2ND END | | BOLT HOLE QUANTITY | 8 ALL ENDS | | BOLT HOLE NOMINAL DIAMETER | 0.430 INCHES 1ST END | | 0.440 INCHES 2ND END | | BOLT CIRCLE NOMINAL DIAMETER | 6.375 INCHES 1ST END | | 5.875 INCHES 2ND END | | FLANGE FACE DESIGN | PLAIN ALL ENDS | | MOUNTING POSITION | HORIZONTAL | | BONNET TYPE | PACKING RETAINING | | SPECIAL FEATURES | FIRST FLANGE END HAS INTEGRAL STUDS AND SECONDS FLANGE END HAS TWO INTEGRAL STUDS ONE FLANGE GASKET FURNISHED |
|
|