4820-01-585-4522, VALVE,STOP-CHECK

National Stock Number:
4820-01-585-4522

Federal Supply Class:
4820

National Item Identification Number:
015854522

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:

1385541	80064	NAVAL SHIP SYSTEMS COMMAND
803-1385541-035AF	80064	NAVAL SHIP SYSTEMS COMMAND

Techincal Specification:

MATERIAL	COPPER ALLOY BODY
	NICKEL ALLOY FLOW CONTROL DEVICE
	NICKEL ALLOY SEAT
	NICKEL ALLOY STEM
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY
	ASTM A494 OR M30C ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
	ASTM A494 OR M30C ASSN STD SINGLE MATERIAL RESPONSE SEAT
	ASTM B164 ASSN STD SINGLE MATERIAL RESPONSE STEM
STYLE DESIGNATOR	STRAIGHT THRU FLANGED ENDS
VALVE SIZE	3.000 INCHES
FACE TO FACE DISTANCE	10.000 INCHES
MEDIA FOR WHICH DESIGNED	WATER-OIL-GAS SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE	100.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
VALVE OPERATION METHOD	AUTOMATIC OR
	MANUAL
CONNECTION TYPE	FLANGE ALL ENDS
FLANGE SHAPE	ROUND WITH HOLES ALL ENDS
NOMINAL OUTSIDE DIAMETER	6.625 INCHES ALL ENDS
BOLT HOLE QUANTITY	8 ALL ENDS
FLANGE FACE DESIGN	PLAIN ALL ENDS

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