4820-01-525-3653, VALVE,GATE

National Stock Number:
4820-01-525-3653

Federal Supply Class:
4820

National Item Identification Number:
015253653

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:

NB25025E-8.0-5085	30263	PIMA VALVE, LLC
NB25025-8.0-5085	30263	PIMA VALVE, LLC

Techincal Specification:

BONNET ATTACHMENT METHOD	BOLTED
BONNET TYPE	OUTSIDE SCREW-YOKE
CONNECTION TYPE	FLANGE, ROUND W/HOLES
FURNISHED ITEMS AND QUANTITY	1 HANDWHEEL
FACE TO FACE DISTANCE	9.500 INCHES
FLANGE DIAMETER	12.375 INCHES
FLANGE FACE DESIGN	PLAIN
INLET RELATIONSHIP WITH OUTLET	IDENTICAL
PART NAME ASSIGNED BY CONTROLLING AGENCY	FLANGED END, B.B., OS&Y
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM-A494. GR. -30C ASSN STD SINGLE MATERIAL RESPONSE DISK
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM-A494. GR. -30H ASSN STD SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM-B61 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE STEM
MATERIAL	COPPER ALLOY BODY
MATERIAL	NICKEL ALLOY DISK
MATERIAL	NICKEL ALLOY SEAT
MATERIAL	NICKEL ALLOY STEM
PRESSURE CLASS	250.0 POUNDS PER SQUARE INCH
VALVE OPERATION METHOD	MANUAL
VALVE SIZE	8.000 INCHES
SPECIFICATION/STANDARD DATA	81349 - MIL-V-1189, TYPE 1. CLASS II GOVERNMENT SPECIFICATION
STEM TYPE	RISING

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