4820-01-395-2241, VALVE,REGULATING,SYSTEM PRESSURE

2010-01-395-2240 PROPELLER,FAIRWATER

National Stock Number:
4820-01-395-2241

Federal Supply Class:
4820

National Item Identification Number:
013952241

Description:
VALVE,REGULATING,SYSTEM PRESSURE

Detail:
A VALUE DESIGNED TO AUTOMATICALLY MAINTAIN WITHIN CLOSE LIMITS A PREDETERMINED PRESSURE WITHIN A CLOSED SYSTEM REGARDLESS OF THE HIGHER FLUCTUATING OR CONSTANT INLET PRESSURE. THE EXCESS PRESSURE IS BY-PASSED TO THE ACCUMULATOR OR RESERVOIR IN LIEU OF PASSING THROUGH THE ENTIRE SYSTEM. IT IS DESIGNED PRIMARILY FOR USE IN REFRIGERATION AND AIR CONDITIONING SYSTEMS. EXCLUDES VALVE, REGULATING, FLUID PRESSURE AND VALVE, CALIBRATED FLOW.

Manufacturer Information:

MIL-V-2042	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MIL-V-2042D	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

BODY STYLE	STRAIGHT THRU
END CONNECTION QUANTITY	2
FILTER	NOT INCLUDED
FIRST END CONNECTION TYPE	UNTHREADED INTERNAL PIPE
FIRST END STYLE DESIGNATOR	SOCKET W/BRAZING RING
FIRST END NOMINAL PIPE SIZE ACCOMMODATED	0.375 INCHES
FLOW CONTROL DEVICE	DIAPHRAGM
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-281, CLASS A FED SPEC SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-281, CLASS A FED SPEC SINGLE MATERIAL RESPONSE STEM
MATERIAL	COPPER ALLOY 922 BODY
MATERIAL	NICKEL ALLOY 400 STEM
MATERIAL	NICKEL ALLOY 400 SEAT
MATERIAL	RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR FLOW CONTROL DEVICE
MAXIMUM INLET PRESSURE RATING	150.0 POUNDS PER SQUARE INCH
MEDIA FOR WHICH DESIGNED	WATER, OIL OR GAS
REGULATION TYPE	AUTOMATIC SINGLE STAGE
SECOND END RELATIONSHIP WITH FIRST END	IDENTICAL
VALVE LOADING METHOD	SPRING

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