4810-01-442-0846, VALVE,STOP-CHECK

5640-01-442-0845 SOUND CONTROLLING BLANKET

National Stock Number:
4810-01-442-0846

Federal Supply Class:
4810

National Item Identification Number:
014420846

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:

MB252251E-0300	11859	HUNT VALVE COMPANY, INC.
MB252251E-0300	30263	PIMA VALVE, LLC

Techincal Specification:

BOLT HOLE NOMINAL DIAMETER	0.688 INCHES ALL ENDS
BOLT HOLE QUANTITY	8 ALL ENDS
BONNET TYPE	PACKING RETAINING
BOLT CIRCLE NOMINAL DIAMETER	5.500 INCHES ALL ENDS
CONNECTION TYPE	FLANGE ALL ENDS
FACE TO FACE DISTANCE	10.000 INCHES
FLANGE FACE DESIGN	PLAIN ALL ENDS
FLANGE SHAPE	ROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICE	DISK
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-288, COMP B FED SPEC SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE STEM
MATERIAL	COPPER ALLOY 922 BODY
MATERIAL	COPPER ALLOY 922 FLOW CONTROL DEVICE
MATERIAL	NICKEL ALLOY SEAT
MATERIAL	NICKEL ALLOY STEM
PROPRIETARY CHARACTERISTICS	PACS
MOUNTING POSITION	HORIZONTAL OR VERTICAL
NOMINAL OUTSIDE DIAMETER	6.625 INCHES ALL ENDS
NOMINAL THICKNESS	0.938 INCHES ALL ENDS
VALVE SIZE	3.000 INCHES
STYLE DESIGNATOR	STRAIGHT THRU FLANGED ENDS

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