4820-20-002-7515, VALVE,STOP-CHECK

6150-20-002-7512 CABLE ASSEMBLY,SPECIAL PURPOSE,E

5999-20-002-7575 SHIELDING GASKET,ELECTRONIC

National Stock Number:
4820-20-002-7515

Federal Supply Class:
4820

National Item Identification Number:
200027515

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:

U-15GLJ-1E27-G14

38881

MONTREAL BRONZE LIMITED

Techincal Specification:

BONNET TYPE	OUTSIDE SCREW-YOKE
CONNECTION TYPE	FLANGE ALL ENDS
FURNISHED ITEMS AND QUANTITY	1 HANDWHEEL
FLANGE FACE DESIGN	PLAIN ALL ENDS
FLANGE SHAPE	ROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICE	DISK
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A494 ASSN STD SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B164 ASSN STD SINGLE MATERIAL RESPONSE STEM
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B494 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL	COPPER ALLOY 922 BODY
MATERIAL	NICKEL ALLOY FLOW CONTROL DEVICE
MATERIAL	NICKEL ALLOY SEAT
MATERIAL	NICKEL ALLOY STEM
MATERIAL	GRAPHITE PACKING
MAXIMUM OPERATING PRESSURE	100.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNED	STEAM SINGLE RESPONSE
MOUNTING POSITION	VERTICAL
VALVE OPERATION METHOD	MANUAL
VALVE SIZE	8.000 INCHES
STYLE DESIGNATOR	ANGLE FLANGED ENDS

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