4820-99-811-0295, VALVE,STOP-CHECK

1660-99-811-0297 PLATE,TRANSFER,ASSEMBLY

National Stock Number:
4820-99-811-0295

Federal Supply Class:
4820

National Item Identification Number:
998110295

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:

Y1601A3-4IN	08PB1	YOUNG & CUNNINGHAM AMERICA, INC.
Y1670/1	K5206	DMI YOUNG & CUNNINGHAM LTD
Y1670/1/A3	K5206	DMI YOUNG & CUNNINGHAM LTD
Y1670/1/A3	K7735	YOUNG & CUNNINGHAM GLASGOW LTD
Y1670/1	K7735	YOUNG & CUNNINGHAM GLASGOW LTD

Techincal Specification:

MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B62 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATION	ASTMB138-675 ASSN STD SINGLE MATERIAL RESPONSE STEM
MATERIAL	COPPER ALLOY STEM
MATERIAL	COPPER ALLOY BODY
MATERIAL	RUBBER FLOW CONTROL DEVICE
NOMINAL OUTSIDE DIAMETER	220.0 MILLIMETERS ALL ENDS
NOMINAL THICKNESS	16.00 MILLIMETERS ALL ENDS
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS	4 IN. VALVE SIZE (100 MM BORE)
SPECIAL FEATURES	C/W HANDWHEEL
VALVE SIZE	4.000 INCHES
STYLE DESIGNATOR	STRAIGHT THRU FLANGED ENDS
BONNET TYPE	INSIDE SCREW
CONNECTION TYPE	FLANGE ALL ENDS
FURNISHED ITEMS AND QUANTITY	1 INDICATOR
FACE TO FACE DISTANCE	266.00 MILLIMETERS
FEATURES PROVIDED	BONNET PACKING
FLANGE FACE DESIGN	PLAIN ALL ENDS
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A2000 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE

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