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National Stock Number:
4820-01-454-1135
Federal Supply Class:
4820
National Item Identification Number:
014541135
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:
| 163A-007-D-0001 | 76364 | MILWAUKEE VALVE CO, INC | | 163A-007G 1/2 IN | 76364 | MILWAUKEE VALVE CO, INC | | 163A-007K 1/2 | 76364 | MILWAUKEE VALVE CO, INC |
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Techincal Specification:
| CONNECTION TYPE | UNTHREADED INTERNAL PIPE ALL ENDS | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | COPPER ALLOY OVERALL | | MAXIMUM OPERATING PRESSURE | 400.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MAXIMUM OPERATING TEMP | 400.0 FAHRENHEIT SINGLE RESPONSE | | NOMINAL PIPE SIZE ACCOMMODATED | 0.500 INCHES ALL ENDS | | SPECIAL FEATURES | DISC IS NOTCHED IAW NNS DWG D6454-178, PART 29 |
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