4820-01-548-2882, VALVE,STOP-CHECK

5999-01-548-2881 SHIELDING GASKET,ELECTRONIC

5999-01-548-2883 SHIELDING GASKET,ELECTRONIC

National Stock Number:
4820-01-548-2882

Federal Supply Class:
4820

National Item Identification Number:
015482882

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:

B14-0084C-13JS	57574	VELAN VALVE CORP.
MIL-DTL-22052	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
P3-43949-G01	57574	VELAN VALVE CORP.
P3-43949-G01(B14-0084C-13JS)	57574	VELAN VALVE CORP.
MIL-V-22052D	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

CONNECTION STYLE	BEVELED (PIPE) FIRST END
CONNECTION TYPE	BUTT WELD PIPE FIRST END
CONNECTION TYPE	FLANGE SECOND END
FURNISHED ITEMS AND QUANTITY	1 HANDWHEEL
FEATURES PROVIDED	BONNET PACKING
FLANGE FACE DESIGN	PLAIN SECOND END
FLANGE SHAPE	ROUND WITH HOLES SECOND END
FLOW CONTROL DEVICE	DISK
OPERATING PRESSURE	150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A182 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A351 GR CF8M ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A182 TY F316 ASSN STD SINGLE MATERIAL RESPONSE STEM
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A182, STELLITED ASSN STD SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-P-24503 MIL STD SINGLE MATERIAL RESPONSE PACKING
MATERIAL	GRAPHITE PACKING
MATERIAL	STEEL CORROSION RESISTING BODY
MATERIAL	STEEL CORROSION RESISTING FLOW CONTROL DEVICE
MATERIAL	STEEL CORROSION RESISTING SEAT
MATERIAL	STEEL CORROSION RESISTING STEM
NOMINAL PIPE SIZE ACCOMMODATED	6.000 INCHES FIRST END
PART NAME ASSIGNED BY CONTROLLING AGENCY	STOP CHECK VALVE (CAST)
SPECIAL FEATURES	REQUIRES SHOCK AND VIBRATION TESTING QUALIFIED; VALVE HAS EQUALIZER PIPE
VALVE OPERATION METHOD	MANUAL
STYLE DESIGNATOR	STRAIGHT THRU

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