4820-01-273-9104, VALVE,STOP-CHECK

National Stock Number:
4820-01-273-9104

Federal Supply Class:
4820

National Item Identification Number:
012739104

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:

B1221E-5IN	11859	HUNT VALVE COMPANY, INC.
B1221E-5IN	30263	PIMA VALVE, LLC

Techincal Specification:

BONNET ATTACHMENT METHOD	BOLTED
BONNET TYPE	INSIDE SCREW
CONNECTION TYPE	FLANGE ALL ENDS
FURNISHED ITEMS AND QUANTITY	1 HANDWHEEL
FACE TO FACE DISTANCE	14.000 INCHES
FLANGE FACE DESIGN	PLAIN ALL ENDS
FLANGE SHAPE	ROUND ALL ENDS
FLOW CONTROL DEVICE	DISK
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A494 GR -30H ASSN STD SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM B62 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM B62 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-281 CL A FED SPEC SINGLE MATERIAL RESPONSE STEM
MATERIAL	COPPER ALLOY 836 FLOW CONTROL DEVICE
MATERIAL	COPPER ALLOY 836 BODY
MATERIAL	NICKEL ALLOY 400 AND NICKEL ALLOY SEAT
MATERIAL	NICKEL ALLOY 400 STEM
MEDIA FOR WHICH DESIGNED	STEAM FIRST RESPONSE
MEDIA FOR WHICH DESIGNED	WATER-OIL-GAS SECOND RESPONSE
MOUNTING POSITION	HORIZONTAL
NOMINAL OUTSIDE DIAMETER	10.000 INCHES ALL ENDS
NOMINAL THICKNESS	0.750 INCHES ALL ENDS
OPERATING PRESSURE	150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
SPECIAL FEATURES	MONEL TRIM
VALVE OPERATION METHOD	MANUAL
VALVE SIZE	5.000 INCHES
STYLE DESIGNATOR	STRAIGHT THRU FLANGED ENDS

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