4820-01-147-6396, VALVE,LIFT-CHECK

National Stock Number:
4820-01-147-6396

Federal Supply Class:
4820

National Item Identification Number:
011476396

Description:
VALVE,LIFT-CHECK

Detail:
A VALVE WITH A STEM THAT MAY BE MECHANICALLY ACTUATED TO TWO DIFFERENT POSITIONS BY ROTARY OR LINEAR MOTION. IN THE FIRST 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. IN THE SECOND POSITION, THE VALVE DISK IS LIFTED FROM THE SEAT TO ALLOW A FLOW OF FLUID IN EITHER DIRECTION THROUGH THE VALVE. THE VALVE DISK MAY BE SPRING LOADED. SEE ALSO VALVE, STOP-CHECK AND VALVE, STOP-LIFT-CHECK.

Manufacturer Information:

C80-1IN

13902

NEWDELL COMPANY THE DBA LADISH VALVES

Techincal Specification:

BONNET ATTACHMENT METHOD	BOLTED
BONNET TYPE	INSIDE SCREW
CONNECTION STYLE	SOCKET (PIPE) ALL ENDS
CONNECTION TYPE	UNTHREADED INTERNAL PIPE ALL ENDS
FLOW CONTROL DEVICE	DISK
MATERIAL DOCUMENT AND CLASSIFICATION	AISI 316 ASSN STD SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATION	AISI 420 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A105,GRADE 2 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL	STEEL BODY
MATERIAL	STEEL COMP 420 FLOW CONTROL DEVICE
MATERIAL	STEEL COMP 316 SEAT
MAXIMUM OPERATING PRESSURE	800.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP	850.0 FAHRENHEIT SINGLE RESPONSE
MOUNTING POSITION	HORIZONTAL OR VERTICAL
NOMINAL PIPE SIZE ACCOMMODATED	1.000 INCHES ALL ENDS
STYLE DESIGNATOR	STRAIGHT THRU
VALVE OPERATION METHOD	AUTOMATIC

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