4820-01-161-6423, VALVE,GATE

National Stock Number:
4820-01-161-6423

Federal Supply Class:
4820

National Item Identification Number:
011616423

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:

056785	48422	WILLIAM POWELL COMPANY THE DBA POWELL VALVE DIV THE STARFLO CORPORATION
2456SG B/M 82046 4IN	48422	WILLIAM POWELL COMPANY THE DBA POWELL VALVE DIV THE STARFLO CORPORATION
82046 AND056785	48422	WILLIAM POWELL COMPANY THE DBA POWELL VALVE DIV THE STARFLO CORPORATION

Techincal Specification:

MATERIAL	STEEL UNS J92900 BODY
	STEEL COMP 316 STEM
	STEEL UNS J92900 DISK
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A-351 GRADE CF8M ASSN STD SINGLE MATERIAL RESPONSE BODY
	ASTM A-26 TYPE 316 ASSN STD SINGLE MATERIAL RESPONSE STEM
	ASTM A-351 GRADE CF8M ASSN STD SINGLE MATERIAL RESPONSE DISK
VALVE SIZE	4.000 INCHES
PRESSURE CLASS	150.0 POUNDS
MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED	150.0 POUNDS PER SQUARE INCH STEAM
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED	500.0 DEG FAHRENHEIT STEAM
VALVE OPERATION METHOD	MANUAL
INLET RELATIONSHIP WITH OUTLET	IDENTICAL
CONNECTION TYPE	FLANGE, ROUND W/HOLES
FLANGE DIAMETER	9.000 INCHES
BOLT HOLE QUANTITY	8
FACE TO FACE DISTANCE	9.000 INCHES
FLANGE FACE DESIGN	RAISED
STEM TYPE	RISING
BONNET TYPE	OUTSIDE SCREW-YOKE
BONNET ATTACHMENT METHOD	BOLTED
FURNISHED ITEMS AND QUANTITY	1 HANDWHEEL
FEATURES PROVIDED	BONNET PACKING

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