4820-00-288-7336, VALVE,STOP-CHECK

National Stock Number:
4820-00-288-7336

Federal Supply Class:
4820

National Item Identification Number:
002887336

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:

DE51S4824-7ALT1	53711	NAVAL SEA SYSTEMS COMMAND
DE51S4824-7ALT1	80064	NAVAL SHIP SYSTEMS COMMAND

Techincal Specification:

BOLT CIRCLE NOMINAL DIAMETER	4.500 INCHES ALL ENDS
BOLT HOLE NOMINAL DIAMETER	0.875 INCHES ALL ENDS
BOLT HOLE QUANTITY	4 ALL ENDS
BONNET ATTACHMENT METHOD	BOLTED
BONNET TYPE	OUTSIDE SCREW-YOKE
CONNECTION TYPE	FLANGE ALL ENDS
FACE TO FACE DISTANCE	9.500 INCHES
FEATURES PROVIDED	BONNET PACKING
FLANGE FACE DESIGN	RAISED STRAIGHT ALL ENDS
FLANGE SHAPE	ROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICE	DISK
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A182,GRADE F6 ASSN STD SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A182,GRADE F6 ASSN STD SINGLE MATERIAL RESPONSE STEM
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A182,GRADE F6 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A216,GRADE WCB ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL	STEEL BODY
MATERIAL	STEEL FLOW CONTROL DEVICE
MATERIAL	STEEL SEAT
MATERIAL	STEEL STEM
MAXIMUM OPERATING TEMP	700.0 FAHRENHEIT FIRST RESPONSE
MOUNTING POSITION	HORIZONTAL OR VERTICAL
NOMINAL OUTSIDE DIAMETER	6.125 INCHES ALL ENDS
NOMINAL THICKNESS	0.875 INCHES ALL ENDS
OPERATING PRESSURE	1000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE
RAISED FACE NOMINAL DIAMETER	2.875 INCHES ALL ENDS
RAISED FACE NOMINAL HEIGHT	0.250 INCHES ALL ENDS
RENEWABLE SEAT RING TYPE	THREADED
VALVE OPERATION METHOD	MANUAL
VALVE SIZE	1.250 INCHES
STYLE DESIGNATOR	STRAIGHT THRU FLANGED ENDS

Click here to Register for Free 30-day Trial