4820-00-366-6948, VALVE,GATE

National Stock Number:
4820-00-366-6948

Federal Supply Class:
4820

National Item Identification Number:
003666948

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:

636E

14959

CRANE CO DIV VALVE DIV

Techincal Specification:

BONNET ATTACHMENT METHOD	UNION
BONNET TYPE	INSIDE SCREW
CONNECTION TYPE	THREADED INTERNAL PIPE
FEATURES PROVIDED	BONNET PACKING
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-C-390,ALLOY D4 FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-C-390,ALLOY D4 FED SPEC SINGLE MATERIAL RESPONSE DISK
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-C-390,ALLOY D4 FED SPEC SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-C-390,ALLOY D4 FED SPEC SINGLE MATERIAL RESPONSE STEM
MATERIAL	COPPER ALLOY BODY
MATERIAL	COPPER ALLOY DISK
MATERIAL	COPPER ALLOY SEAT
MATERIAL	COPPER ALLOY STEM
MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED	300.0 POUNDS PER SQUARE INCH STEAM AND 1000.0 POUNDS PER SQUARE INCH WATER-OIL-GAS
NOMINAL THREAD SIZE	1.000 INCHES
SPECIAL FEATURES	1.000 IN. PIPE SIZE;R.H. THD;11-1/2 THDS PER INCH;MAX OPERATING TEMP 550 DEG F
STEM TYPE	RISING
THREAD SERIES DESIGNATOR	NPT
VALVE OPERATION METHOD	MANUAL

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