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National Stock Number:
4820-01-470-2013
Federal Supply Class:
4820
National Item Identification Number:
014702013
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:
| B15-2084P-02TS P244978G01 IT27 | 57574 | VELAN VALVE CORP. | | B15-2084P-02TS, | 57574 | VELAN VALVE CORP. | | P2-44978-G01 | 57574 | VELAN VALVE CORP. | | P2-44978-G01 ITEM 027 | 57574 | VELAN VALVE CORP. |
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Techincal Specification:
| CONNECTION TYPE | BUTT WELD PIPE ALL ENDS | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A105 ASSN STD SINGLE MATERIAL RESPONSE BODY | | MATERIAL | STEEL BODY | | MAXIMUM OPERATING TEMP | 705.0 FAHRENHEIT SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | STEAM SINGLE RESPONSE | | MOUNTING POSITION | HORIZONTAL | | NOMINAL PIPE SIZE ACCOMMODATED | 8.000 INCHES ALL ENDS | | OPERATING PRESSURE | 750.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | SPECIAL FEATURES | ANSI CLASS 600 LB.;SEAT DIA. 6.656,HYDRO TEST, SHELL 2225,SEAT 1650 |
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