4820-01-458-0889, VALVE,GATE

National Stock Number:
4820-01-458-0889

Federal Supply Class:
4820

National Item Identification Number:
014580889

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:

039007	48422	WILLIAM POWELL COMPANY THE DBA POWELL VALVE DIV THE STARFLO CORPORATION
2456SG NON-ASBESTOS	48422	WILLIAM POWELL COMPANY THE DBA POWELL VALVE DIV THE STARFLO CORPORATION

Techincal Specification:

BONNET ATTACHMENT METHOD	BOLTED
BONNET TYPE	OUTSIDE SCREW-YOKE
CONNECTION TYPE	FLANGE, ROUND W/O HOLES
FACE TO FACE DISTANCE	7.500 INCHES
FLANGE FACE DESIGN	RAISED
FLANGE DIAMETER	7.000 INCHES
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A351 GR CF8M ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A351 GR CF8M ASSN STD SINGLE MATERIAL RESPONSE DISK
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A296 ASSN STD SINGLE MATERIAL RESPONSE STEM
III MATERIAL	STEEL COMP 316 STEM
III MATERIAL	STEEL CORROSION RESISTING DISK
III MATERIAL	STEEL CORROSION RESISTING BODY
III MATERIAL	STEEL CORROSION RESISTING SEAT
INLET RELATIONSHIP WITH OUTLET	IDENTICAL
PRESSURE CLASS	150.0 POUNDS PER SQUARE INCH
VALVE OPERATION METHOD	MANUAL
VALVE SIZE	2.500 INCHES
STEM TYPE	RISING

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