4820-01-010-1128, VALVE,STOP-CHECK

National Stock Number:
4820-01-010-1128

Federal Supply Class:
4820

National Item Identification Number:
010101128

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:

1421-0-3IN/142-0300/882039641	11859	HUNT VALVE COMPANY, INC.
1421-0-3IN/142-0300/882039641	30263	PIMA VALVE, LLC
153F-3-NR	79342	WILLIAM E WILLIAMS VALVE CORP
MIL-DTL-22052	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MIL-V-22052	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

MATERIAL	STEEL BODY
	STEEL FLOW CONTROL DEVICE
	STEEL SEAT
	STEEL CORROSION RESISTING STEM
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A105, GRADE 2 ASSN STD SINGLE MATERIAL RESPONSE BODY
	MIL-R-17131,MIL-RCOCR-A MIL SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
	MIL-R-17131,MIL-RCOCR-A MIL SPEC SINGLE MATERIAL RESPONSE SEAT
STYLE DESIGNATOR	ANGLE
FIRST CONNECTION FACE TO CENTERLINE DISTANCE	4.750 INCHES
SECOND CONNECTION FACE TO CENTERLINE DISTANCE	4.750 INCHES
FLOW CONTROL DEVICE	DISK
MEDIA FOR WHICH DESIGNED	STEAM SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE	150.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP	775.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD	MANUAL
CONNECTION TYPE	FLANGE ALL ENDS
FLANGE SHAPE	ROUND WITH HOLES ALL ENDS
NOMINAL OUTSIDE DIAMETER	7.500 INCHES ALL ENDS
NOMINAL THICKNESS	0.687 INCHES ALL ENDS
BOLT HOLE QUANTITY	4 ALL ENDS
BOLT HOLE NOMINAL DIAMETER	0.750 INCHES ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER	6.000 INCHES ALL ENDS
FLANGE FACE DESIGN	RAISED STRAIGHT ALL ENDS
RAISED FACE NOMINAL HEIGHT	0.062 INCHES ALL ENDS
RAISED FACE NOMINAL DIAMETER	5.000 INCHES ALL ENDS
MOUNTING POSITION	HORIZONTAL
RENEWABLE SEAT RING TYPE	WELDED
BONNET TYPE	OUTSIDE SCREW-YOKE
BONNET ATTACHMENT METHOD	BOLTED
SPECIAL FEATURES	VALVE SIZE 3 IN.
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE	81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	MIL-DTL-22052

Click here to Register for Free 30-day Trial