4820-01-545-9565, VALVE,STOP-CHECK

National Stock Number:
4820-01-545-9565

Federal Supply Class:
4820

National Item Identification Number:
015459565

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:

S-235-Y-NR-.375IN	0YU24	PRIME SUPPLY CO.
S-235-Y-NR-.375IN	12168	NIBCO INC
S-235-Y-NR-.375IN	14007	NIBCO INC
S-235-Y-NR-.375IN	61623	NIBCO INC CHEMTROL DIV

Techincal Specification:

BONNET TYPE	PACKING RETAINING
CONNECTION TYPE	UNTHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLE	SOCKET (PIPE) ALL ENDS
FURNISHED ITEMS AND QUANTITY	1 HANDWHEEL
FLOW CONTROL DEVICE	DISK
PART NAME ASSIGNED BY CONTROLLING AGENCY	INAVY: VALVE,GLOBE, STOP CHK
MATERIAL	COPPER ALLOY BODY
MATERIAL	PLASTIC POLYAMIDE PACKING
MAXIMUM OPERATING PRESSURE	300.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNED	WATER-OIL-GAS SINGLE RESPONSE
NOMINAL PIPE SIZE ACCOMMODATED	0.375 INCHES ALL ENDS
SPECIAL FEATURES	NIBCO VALVE MODIFIED BY PRIME SUPPLY WITH THE ADDITION OF A NON-RETURN (NR) STOP CHECK FEATURE WHICH NIBCO NO LONGER MAKES; PACKING IS THE ONLY AVAILABLE MAINTENANCE ITEM; APPLICATION: COMPRESSED AIR
STYLE DESIGNATOR	STRAIGHT THRU
VALVE OPERATION METHOD	MANUAL OR AUTOMATIC

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