4820-01-248-7149, VALVE,GATE

National Stock Number:
4820-01-248-7149

Federal Supply Class:
4820

National Item Identification Number:
012487149

Description:
VALVE,GATE

Detail:
A valve having a flat or tapered disk (gate) which moves transversely to the axis of flow by rotating or sliding movements of the stem to open or close the orifice. It may also contain an oval or rectangular shaped slide which may be manually, motor, or pressure operated through the means of an arm or arm assembly. The body flange may be designed to accommodate tube type connectors. It may or may not contain thermal relief features. Includes valve (gate) specifically designed for the control of fluid systems in aircraft or missiles.

Manufacturer Information:

101	63686	THE WALWORTH COMPANY
5	90664	WALWORTH CO MARINE DIV
FIG430	14959	CRANE CO DIV VALVE DIV
500 1IN	48422	WILLIAM POWELL COMPANY THE DBA POWELL VALVE DIV THE STARFLO CORPORATION
500-125LB 1NPT	48422	WILLIAM POWELL COMPANY THE DBA POWELL VALVE DIV THE STARFLO CORPORATION
B100-1	82666	STOCKHAM VALVES AND FITTINGS INC
NO. 430 N.P.S. 1 IN.	14959	CRANE CO DIV VALVE DIV
WWV54	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

BONNET TYPE	INSIDE SCREW
BONNET ATTACHMENT METHOD	THREADED
CONNECTION TYPE	THREADED INTERNAL PIPE
FEATURES PROVIDED	BONNET PACKING
INLET RELATIONSHIP WITH OUTLET	IDENTICAL
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B-62 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B-62 ASSN STD SINGLE MATERIAL RESPONSE DISK
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B62 ASSN STD SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM WPC ALLOY 69 ASSN STD SINGLE MATERIAL RESPONSE STEM
MATERIAL	COPPER ALLOY 836 DISK
MATERIAL	COPPER ALLOY 836 BODY
MATERIAL	COPPER ALLOY 836 SEAT
MATERIAL	COPPER ALLOY STEM
NOMINAL THREAD SIZE	1.000 INCHES
OPERATING PRESSURE AND TYPE	125.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 200.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED
PRESSURE CLASS	125.0 POUNDS PER SQUARE INCH
VALVE OPERATION METHOD	MANUAL
VALVE SIZE	1.000 INCHES
STEM TYPE	RISING
THREAD SERIES DESIGNATOR	NPT

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