4820-01-208-8971, VALVE,GATE

National Stock Number:
4820-01-208-8971

Federal Supply Class:
4820

National Item Identification Number:
012088971

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:

5000	11859	HUNT VALVE COMPANY, INC.
NB-0102-H-0000	30263	PIMA VALVE, LLC
NB-0102-H-0000 SIZE 1IN	30263	PIMA VALVE, LLC
NB0102-D0100-1.00IPS	30263	PIMA VALVE, LLC

Techincal Specification:

BOLT HOLE QUANTITY	4
BONNET TYPE	PACKING RETAINING
CONNECTION TYPE	FLANGE, ROUND W/HOLES
FURNISHED ITEMS AND QUANTITY	1 HANDWHEEL
FACE TO FACE DISTANCE	5.000 INCHES
FLANGE DIAMETER	4.250 INCHES
FLANGE FACE DESIGN	PLAIN
INLET RELATIONSHIP WITH OUTLET	IDENTICAL
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE DISK
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE STEM
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE SEAT
MATERIAL	COPPER ALLOY BODY
MATERIAL	COPPER ALLOY DISK
MATERIAL	NICKEL ALLOY SEAT
MATERIAL	NICKEL ALLOY STEM
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED	425.0 FAHRENHEIT WATER-OIL-GAS
OPERATING PRESSURE AND TYPE	100.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED
VALVE OPERATION METHOD	MANUAL
VALVE SIZE	1.000 INCHES
STEM TYPE	RISING

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