4820-01-181-1879, VALVE,GATE

National Stock Number:
4820-01-181-1879

Federal Supply Class:
4820

National Item Identification Number:
011811879

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:

3E SIZE 4 INCHES	14959	CRANE CO DIV VALVE DIV
SP70	59646	MANUFACTURERS STANDARDIZATION SOCIETY OF THE VALVE AND FITTINGS INDUSTRY INC

Techincal Specification:

MATERIAL	STEEL BODY
	COPPER ALLOY SEAT
	COPPER ALLOY STEM
	IRON DISK
MATERIAL DOCUMENT AND CLASSIFICATION	ASTMSTA000 ASSN STD SINGLE MATERIAL RESPONSE BODY
	ASTMCUB000 ASSN STD SINGLE MATERIAL RESPONSE SEAT
	ASTMCUB000 ASSN STD SINGLE MATERIAL RESPONSE STEM
	ASTMFEA000 ASSN STD SINGLE MATERIAL RESPONSE DISK
VALVE SIZE	4.000 INCHES
MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED	500.0 POUNDS PER SQUARE INCH STEAM AND
	500.0 POUNDS PER SQUARE INCH WATER-OIL-GAS
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED	150.0 DEG FAHRENHEIT STEAM AND
	250.0 DEG FAHRENHEIT WATER-OIL-GAS
VALVE OPERATION METHOD	MANUAL
INLET RELATIONSHIP WITH OUTLET	IDENTICAL
CONNECTION TYPE	FLANGE, ROUND W/HOLES
FLANGE DIAMETER	10.000 INCHES
BOLT HOLE QUANTITY	8
FACE TO FACE DISTANCE	12.000 INCHES
FLANGE FACE DESIGN	RAISED
STEM TYPE	NONRISING
BONNET TYPE	PACKING RETAINING
SPECIFICATION/STANDARD DATA	59646-SP70 MANUFACTURERS SPECIFICATION CONTROL
NONDEFINITIVE SPEC/STD DATA	250 CLASS AND
	A TRIM AND
	1 TYPE

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