4820-01-356-2641, VALVE,Y

National Stock Number:
4820-01-356-2641

Federal Supply Class:
4820

National Item Identification Number:
013562641

Description:
VALVE,Y

Detail:
A VALVE WITH ONE INLET AND ONE OUTLET CONNECTION THAT PROVIDES UNOBSTRUCTED FLUID FLOW. THE FLOW IS CONTROLLED BY THE ACTION OF A STEM WHICH LIFTS DISK PERPENDICULARLY OFF CENTER AXIS OF ITS SEAT. THE STEM IS AT ANGLE OF LESS THAN 90 DEGREES (1.5708 RADIANS) TO PARALLEL INLET AND OUTLET FLOW. IT MAY UTILIZE A DIAPHRAGM AS PACKING. EXCLUDES VALVE, STOP-CHECK.

Manufacturer Information:

1.50-12G8LJ-N05 7H	55046	CONVAL, INC.
1.50-12G8LJ-N057H-41-6	55046	CONVAL, INC.
12G8LJ-N05	55046	CONVAL, INC.
MIL-V-17737	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

BOLT HOLE NOMINAL DIAMETER	1.125 INCHES ALL ENDS
BOLT HOLE QUANTITY	4 ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER	4.875 INCHES ALL ENDS
BONNET ATTACHMENT METHOD	BOLTED
BONNET TYPE	OUTSIDE SCREW-YOKE
CONNECTION TYPE	FLANGE ALL ENDS
FACE TO FACE DISTANCE	15.500 INCHES
FLANGE FACE DESIGN	RAISED STRAIGHT ALL ENDS
FLANGE SHAPE	ROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICE	DISK
MATERIAL	STEEL BODYSTEEL CORROSION RESISTING FLOW CONTROL DEVICESTEEL CORROSION RESISTING SEATSTEEL CORROSION RESISTING STEM
MAXIMUM OPERATING TEMP	800.0 FAHRENHEIT SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE	1500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNED	WATER-OIL-GAS SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER	7.000 INCHES ALL ENDS
NOMINAL THICKNESS	1.250 INCHES ALL ENDS
NONDEFINITIVE SPEC/STD DATA	2 TYPE AND 2 CLASS
RAISED FACE NOMINAL DIAMETER	2.875 INCHES ALL ENDS
RAISED FACE NOMINAL HEIGHT	0.250 INCHES ALL ENDS
SPECIFICATION/STANDARD DATA	81349-MIL-V-17737F GOVERNMENT SPECIFICATION
STYLE DESIGNATOR	STRAIGHT THRU Y-PATTERN FLANGED ENDS
VALVE OPERATION METHOD	MANUAL
VALVE SIZE	1.500 INCHES

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