4820-00-138-3870, VALVE,STOP-CHECK

National Stock Number:
4820-00-138-3870

Federal Supply Class:
4820

National Item Identification Number:
001383870

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:

1063-NSC-5IN	76364	MILWAUKEE VALVE CO, INC
1063NSC-500	76364	MILWAUKEE VALVE CO, INC
B-1221-E	30263	PIMA VALVE, LLC
EE-2524 5IN	95321	CLOW CORP MARINE VALVE PRODUCTS DIV
SC163FM0D	63686	THE WALWORTH COMPANY

Techincal Specification:

BOLT HOLE NOMINAL DIAMETER	0.875 INCHES ALL ENDS
BOLT HOLE QUANTITY	8 ALL ENDS
BONNET ATTACHMENT METHOD	BOLTED
BONNET TYPE	INSIDE SCREW
BOLT CIRCLE NOMINAL DIAMETER	8.500 INCHES ALL ENDS
CONNECTION TYPE	FLANGE ALL ENDS
FACE TO FACE DISTANCE	13.000 INCHES
FEATURES PROVIDED	BONNET PACKING
FLANGE FACE DESIGN	PLAIN ALL ENDS
FLANGE SHAPE	ROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICE	DISK
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-C-390,ALLOY D4 FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIAL	COPPER ALLOY 922 BODY
MATERIAL	NICKEL ALLOY FLOW CONTROL DEVICE
MATERIAL	NICKEL ALLOY SEAT
MATERIAL	NICKEL ALLOY STEM
MAXIMUM OPERATING PRESSURE	225.0 POUNDS PER SQUARE INCH 2ND RESPONSE
MAXIMUM OPERATING PRESSURE	150.0 POUNDS PER SQUARE INCH 1ST RESPONSE
MAXIMUM OPERATING TEMP	450.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNED	STEAM 1ST RESPONSE
MEDIA FOR WHICH DESIGNED	WATER-OIL-GAS 2ND RESPONSE
MOUNTING POSITION	HORIZONTAL OR VERTICAL
NOMINAL OUTSIDE DIAMETER	10.000 INCHES ALL ENDS
NOMINAL THICKNESS	0.750 INCHES ALL ENDS
RENEWABLE SEAT RING TYPE	THREADED
VALVE OPERATION METHOD	MANUAL
VALVE SIZE	5.000 INCHES
STYLE DESIGNATOR	STRAIGHT THRU FLANGED ENDS

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