4820-01-449-4522, VALVE,STOP-CHECK

5999-01-449-4521 SHIELDING GASKET,ELECTRONIC

National Stock Number:
4820-01-449-4522

Federal Supply Class:
4820

National Item Identification Number:
014494522

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:

162B-005-D-0002	76364	MILWAUKEE VALVE CO, INC
162B-005G 1/2IN	76364	MILWAUKEE VALVE CO, INC
4384536	80064	NAVAL SHIP SYSTEMS COMMAND

Techincal Specification:

MATERIAL	COPPER ALLOY 922 BODY
	NICKEL ALLOY FLOW CONTROL DEVICE
	PLASTIC POLYTETRAFLUOROETHYLENE PACKING
	NICKEL ALLOY SEAT
	NICKEL ALLOY STEM
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY
	ASTM B164 ASSN STD SINGLE MATERIAL RESPONSE OR
	ASTM A494, GRADE M30C ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
	ASTM A494, GRADE M30C ASSN STD SINGLE MATERIAL RESPONSE SEAT
	ASTM B164 ASSN STD SINGLE MATERIAL RESPONSE STEM
STYLE DESIGNATOR	STRAIGHT THRU
MAXIMUM OPERATING PRESSURE	400.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP	250.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD	MANUAL
CONNECTION TYPE	UNTHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLE	SOCKET WITH BRAZING RING (PIPE) ALL ENDS
NOMINAL PIPE SIZE ACCOMMODATED	0.500 INCHES ALL ENDS
MOUNTING POSITION	HORIZONTAL OR
	VERTICAL
BONNET TYPE	INSIDE SCREW
BONNET ATTACHMENT METHOD	UNION

Click here to Register for Free 30-day Trial