4820-01-536-6190, VALVE,GATE

National Stock Number:
4820-01-536-6190

Federal Supply Class:
4820

National Item Identification Number:
015366190

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:

1385714	80064	NAVAL SHIP SYSTEMS COMMAND
803-1385714-81AF	80064	NAVAL SHIP SYSTEMS COMMAND

Techincal Specification:

BONNET ATTACHMENT METHOD	THREADED
BONNET TYPE	INSIDE SCREW
CONNECTION TYPE	SOCKET, WELD, PIPE
INLET RELATIONSHIP WITH OUTLET	IDENTICAL
OVERALL LENGTH	5.625 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B164 ASSN STD SINGLE MATERIAL RESPONSE DISK
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B164 ASSN STD SINGLE MATERIAL RESPONSE OR QQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B164 ASSN STD SINGLE MATERIAL RESPONSE OR QQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE STEM
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL	COPPER ALLOY 922 BODY
MATERIAL	NICKEL ALLOY DISK
MATERIAL	NICKEL ALLOY SEAT
MATERIAL	NICKEL ALLOY STEM
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED	150.0 FAHRENHEIT WATER-OIL-GAS
MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED	400.0 POUNDS PER SQUARE INCH WATER-OIL-GAS
NOMINAL PIPE SIZE ACCOMMODATED	2.000 INCHES
PRESSURE CLASS	400.0 POUNDS PER SQUARE INCH
STEM TYPE	NONRISING
SPECIAL FEATURES	REV W DATED JUNE 2005 ADDED ADDITIONAL PART NUMBER BREAKDOWN TO DIFFERENTIATE METALLIC & RUBBER GASKET, RUBBER GASKETS, AND O-RINGS. THIS VALVE HAS GASKETS OF NITRILE FOR APPLICATIONS WITH MAXIMUM SERVICE TEMPERATIONS UP TO 250 DEGREES SUITABLE FOR USE IN STEAM, WATER, AIR AND GAS; VALVE IS ASBESTOS FREE; SEAT RINGS ARE COATED IAW MIL-STD-1687
TEST DATA DOCUMENT	81349-MIL-S-901 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). AND 96906-MIL-STD-978 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
VALVE OPERATION METHOD	MANUAL
VALVE SIZE	2.000 INCHES

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