4820-01-025-0857, VALVE,GATE

5915-01-025-0859 FILTER,RADIO FREQUENCY INTERFERE

National Stock Number:
4820-01-025-0857

Federal Supply Class:
4820

National Item Identification Number:
010250857

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:

142C903H02	97942	NORTHROP GRUMMAN SYSTEMS CORPORATION
2150-1-1-2	37239	LUNKENHEIMER CO
2150FIG1 1-2IN	37239	LUNKENHEIMER CO

Techincal Specification:

BONNET ATTACHMENT METHOD	THREADED
BONNET TYPE	INSIDE SCREW
CONNECTION TYPE	THREADED INTERNAL PIPE
FEATURES PROVIDED	BONNET PACKING
INLET RELATIONSHIP WITH OUTLET	IDENTICAL
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B371 ALLOY C69700 ASSN STD SINGLE MATERIAL RESPONSE STEM
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B62 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B62 ASSN STD SINGLE MATERIAL RESPONSE DISK
MATERIAL	COPPER ALLOY SEAT
MATERIAL	COPPER ALLOY STEM
MATERIAL	COPPER ALLOY 836 BODY
MATERIAL	COPPER ALLOY 836 DISK
MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED	150.0 POUNDS PER SQUARE INCH STEAM AND 300.0 POUNDS PER SQUARE INCH WATER-OIL-GAS
NOMINAL THREAD SIZE	1.500 INCHES
PRESSURE CLASS	150.0 POUNDS
SPECIAL FEATURES	UNI-BALL DISC
STEM TYPE	RISING
THREAD SERIES DESIGNATOR	NPT
VALVE OPERATION METHOD	MANUAL
VALVE SIZE	1.500 INCHES

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