4820-01-175-7069, VALVE,STOP-CHECK

5998-01-175-7068 EXTENDER CARD,ELECTRONIC TEST

National Stock Number:
4820-01-175-7069

Federal Supply Class:
4820

National Item Identification Number:
011757069

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:

803-2177934	80064	NAVAL SHIP SYSTEMS COMMAND
803-2177934-331	53711	NAVAL SEA SYSTEMS COMMAND
803-2177934-C331	80064	NAVAL SHIP SYSTEMS COMMAND
803-2177934-C331AF	80064	NAVAL SHIP SYSTEMS COMMAND

Techincal Specification:

MATERIAL	NICKEL ALLOY FLOW CONTROL DEVICE
	PLASTIC POLYTETRAFLUOROETHYLENE PACKING
	NICKEL ALLOY SEAT
	NICKEL ALLOY STEM
STYLE DESIGNATOR	STRAIGHT THRU
FLOW CONTROL DEVICE	DISK
MEDIA FOR WHICH DESIGNED	WATER-OIL-GAS SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE	700.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP	250.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD	MANUAL
CONNECTION TYPE	UNTHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLE	SOCKET (PIPE) ALL ENDS
NOMINAL PIPE SIZE ACCOMMODATED	0.500 INCHES ALL ENDS
MOUNTING POSITION	HORIZONTAL
BONNET TYPE	INSIDE SCREW
BONNET ATTACHMENT METHOD	THREADED
FURNISHED ITEMS AND QUANTITY	1 HANDWHEEL
SPECIAL FEATURES	LEVEL 1 REQUIREMENTS DO NOT APPLY

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