4820-01-145-1855 VALVE,CHECK Index 4820-01-145-1857 VALVE,CHECK

National Stock Number:
4820-01-145-1856

Federal Supply Class:
4820

National Item Identification Number:
011451856

Description:
VALVE,CHECK

Detail:
A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.


Manufacturer Information:
2C526099240CRISSAIR INC
SS7078286SIKORSKY AIRCRAFT CORPORATION
SS70-902K6D78286SIKORSKY AIRCRAFT CORPORATION


Techincal Specification:
MATERIALALUMINUM ALLOY 2024 BODY
STEEL COMP 440C FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6, ALLOY 2024 FED SPEC SINGLE MATERIAL RESPONSE BODY
SURFACE TREATMENTANODIZE
STYLE DESIGNATORSTRAIGHT THRU
FLOW CONTROL DEVICEDISK
MEDIA FOR WHICH DESIGNEDHYDRAULIC FLUID, PETROLEUM BASE SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP275.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHODAUTOMATIC
CONNECTION TYPETHREADED EXTERNAL TUBE ALL ENDS
CONNECTION STYLEPLAIN (TUBE) ALL ENDS
THREAD SERIES DESIGNATORUNJF ALL ENDS
NOMINAL THREAD SIZE0.562 INCHES ALL ENDS
THREAD CLASS3A ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
MOUNTING POSITIONHORIZONTAL OR
VERTICAL
DISK LOADING METHODSPRING


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