4820-00-725-7070, VALVE,STOP-CHECK

5910-00-725-7069 CAPACITOR,FIXED,PAPER DIELECTRIC

National Stock Number:
4820-00-725-7070

Federal Supply Class:
4820

National Item Identification Number:
007257070

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:

33311-3PTW3-384B2TSSCH80L1	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
33311-3W3384B2TS	57574	VELAN VALVE CORP.
A7103-1-2L1	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
A7123-1-2L1	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
C422-1-B2L1	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
C422-1-B2	11859	HUNT VALVE COMPANY, INC.
MILV22094L1	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
W3-384B2TSSCH80-33311-3L1	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
W3384B2TSL1	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
W3384B2TS	57574	VELAN VALVE CORP.
MILV22094	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

MATERIAL	STEEL BODY
	STEEL CORROSION RESISTING FLOW CONTROL DEVICE
	COBALT ALLOY SEAT
	STEEL CORROSION RESISTING STEM
STYLE DESIGNATOR	STRAIGHT THRU
FLOW CONTROL DEVICE	DISK
MEDIA FOR WHICH DESIGNED	WATER-OIL-GAS SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE	1500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP	775.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD	MANUAL
CONNECTION TYPE	UNTHREADED INTERNAL PIPE 1ST END
CONNECTION STYLE	SOCKET (PIPE) 1ST END
NOMINAL PIPE SIZE ACCOMMODATED	0.500 INCHES 1ST END
MOUNTING POSITION	HORIZONTAL
BONNET TYPE	OUTSIDE SCREW-YOKE
BONNET ATTACHMENT METHOD	BOLTED
FEATURES PROVIDED	BONNET PACKING
SPECIAL FEATURES	QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
CRITICALITY CODE JUSTIFICATION	FEAT
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE	81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	MILV22094

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