5310-00-740-7418 WASHER,LOCK Index 4820-00-740-7438 VALVE,CHECK

National Stock Number:
4820-00-740-7437

Federal Supply Class:
4820

National Item Identification Number:
007407437

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:
15010477842EATON CORPORATION
150204PC1T0677842EATON CORPORATION
C02CDP-4E77842EATON CORPORATION


Techincal Specification:
CONNECTION STYLEEXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS
CONNECTION TYPETHREADED EXTERNAL BOSS ALL ENDS
DISK LOADING METHODSPRING
FLOW CONTROL DEVICEPOPPET
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66,AISI 303/SAE 30303 FED STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66,AISI 303/SAE 30303 FED STD SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66,AISI 416/SAE 51416 FED STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIALSTEEL COMP 303 BODY
MATERIALSTEEL COMP 303 SEAT
MATERIALSTEEL COMP 416 FLOW CONTROL DEVICE
MAXIMUM OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP100.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDHYDRAULIC FLUID, SILICATE-ESTER BASE SINGLE RESPONSE
MOUNTING POSITIONHORIZONTAL OR VERTICAL
NOMINAL THREAD SIZE1.125 INCHES ALL ENDS
SPECIAL FEATURES5.0 PSI VALVE CRACKING PRESSURE
STYLE DESIGNATORSTRAIGHT THRU
SURFACE TREATMENTPASSIVATE
TEST DATA DOCUMENT81349-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.).
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD CLASS3A ALL ENDS
THREAD SERIES DESIGNATORUNF ALL ENDS
VALVE OPERATION METHODAUTOMATIC


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