|
|
|
National Stock Number:
4820-20-002-7381
Federal Supply Class:
4820
National Item Identification Number:
200027381
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:
| U-14GLJ-1E27-G14 | 38881 | MONTREAL BRONZE LIMITED |
|
Techincal Specification:
| BOLT HOLE NOMINAL DIAMETER | 0.687 INCHES ALL ENDS | | BOLT HOLE QUANTITY | 12 ALL ENDS | | BONNET ATTACHMENT METHOD | BOLTED | | BOLT CIRCLE NOMINAL DIAMETER | 8.875 INCHES ALL ENDS | | CONNECTION TYPE | FLANGE, ROUND W/O HOLES ALL ENDS | | CONNECTION STYLE | PLAIN, OPTIONAL END (PIPE) ALL ENDS | | FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 8.000 INCHES | | FLANGE FACE DESIGN | PLAIN ALL ENDS | | FLANGE SHAPE | ROUND ALL ENDS | | FLOW CONTROL DEVICE | DISK | | MATERIAL | COPPER ALLOY 922 BODY | | MATERIAL | NICKEL ALLOY DISK | | MATERIAL | NICKEL ALLOY R-405 STEM | | MATERIAL | NICKEL ALLOY SEAT | | MAXIMUM OPERATING PRESSURE | 100.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | OFFSET DISTANCE | 8.000 INCHES | | VALVE OPERATION METHOD | HAND WHEEL | | VALVE SIZE | 6.000 INCHES | | STYLE DESIGNATOR | ANGLE FLANGED ENDS |
|
|