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National Stock Number:
4820-01-440-4762
Federal Supply Class:
4820
National Item Identification Number:
014404762
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.
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Manufacturer Information:
| J102582 4IN | 14959 | CRANE CO DIV VALVE DIV | | J1025B2 4IN | 14959 | CRANE CO DIV VALVE DIV | | J1025B2-040 | 14959 | CRANE CO DIV VALVE DIV | | J1025B2 4IN | 75144 | JENKINS BROS |
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Techincal Specification:
| CONNECTION TYPE | FLANGE ALL ENDS | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A216 ASSN STD SINGLE MATERIAL RESPONSE BODY | | MATERIAL | STEEL BODY | | MAXIMUM OPERATING TEMP | 100.0 FAHRENHEIT SINGLE RESPONSE | | NOMINAL PIPE SIZE ACCOMMODATED | 4.000 INCHES ALL ENDS | | OPERATING PRESSURE | 285.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE |
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