4820-01-551-2707, VALVE,STOP-CHECK

National Stock Number:
4820-01-551-2707

Federal Supply Class:
4820

National Item Identification Number:
015512707

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:

1022-001J	76364	MILWAUKEE VALVE CO, INC
1022-001J 2.5IN	76364	MILWAUKEE VALVE CO, INC
803-1385541-023AF	80064	NAVAL SHIP SYSTEMS COMMAND

Techincal Specification:

BOLT CIRCLE NOMINAL DIAMETER	5.000 INCHES ALL ENDS
BOLT HOLE NOMINAL DIAMETER	0.562 INCHES ALL ENDS
BOLT HOLE QUANTITY	6 ALL ENDS
CONNECTION TYPE	FLANGE ALL ENDS
FURNISHED ITEMS AND QUANTITY	1 HANDWHEEL
FACE TO FACE DISTANCE	9.000 INCHES
FLANGE FACE DESIGN	PLAIN ALL ENDS
FLANGE SHAPE	ROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICE	DISK
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B61 UNS C92200 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM-A494 GR M-30C ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM-A494 GR M-30H ASSN STD SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-281 CL B FED SPEC SINGLE MATERIAL RESPONSE STEM
MATERIAL	COPPER ALLOY BODY
MATERIAL	NICKEL ALLOY FLOW CONTROL DEVICE
MATERIAL	NICKEL ALLOY SEAT
MATERIAL	NICKEL ALLOY STEM
MAXIMUM OPERATING PRESSURE	100.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
PROPRIETARY CHARACTERISTICS	PACS
MAXIMUM OPERATING TEMP	338.0 DEG FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNED	WATER-OIL-GAS SINGLE RESPONSE
MINIMUM OPERATING TEMP	30.0 DEG FAHRENHEIT
NOMINAL OUTSIDE DIAMETER	6.125 INCHES ALL ENDS
NOMINAL THICKNESS	0.500 INCHES ALL ENDS
VALVE OPERATION METHOD	MANUAL
VALVE SIZE	2.500 INCHES
STYLE DESIGNATOR	STRAIGHT THRU FLANGED ENDS

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