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4820-00-010-1682, 4820000101682 NSN Information

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Manufacturer Part Number(s):21C2222-285, A644X2-12, A644X2-2-12, A644XB-2-12-2, A644XB2-12, A644XB2-12-2

FSC NIIN ITEM NAME
4820 000101682 VALVE,SAFETY RELIEF
INC ESDC HMIC
0548 N

4820-00-010-1682 MCRD (Master Cross Reference Data)

Mfg. Part # Mfg. Name CAGE RNCC RNVC ISC MSDS SADC DAC HCC
21C2222-285 GENERAL ELECTRIC CO 24446 5 2 2
21C2222-285 GENERAL ELECTRIC COMPANY 07482 5 9 2
A644X2-12 TELEDYNE INDUSTRIES INC 86768 5 9 2
A644X2-2-12 TELEDYNE INDUSTRIES INC 86768 5 9 2
A644XB-2-12-2 PARKER-HANNIFIN CORPORATION 09990 3 2 2
A644XB2-12 TELEDYNE INDUSTRIES INC 86768 5 9 2
A644XB2-12-2 TELEDYNE INDUSTRIES INC 86768 5 9 2

4820-00-010-1682 Characteristics

MRC Requirement Statement Characteristics
AAJF THREAD DIRECTION RIGHT-HAND ALL ENDS
AAJD THREAD CLASS 3A ALL ENDS
CQRB SEAT ANGLE 37.0 DEGREES ALL ENDS
ADST BONNET ATTACHMENT METHOD INTEGRAL
SFTT SURFACE TREATMENT PASSIVATE
AWLS CONNECTION TYPE THREADED EXTERNAL TUBE ALL ENDS
CBBL FEATURES PROVIDED BONNET PACKING AND PRESSURE TIGHT OUTLET SIDE
MEDA MEDIA FOR WHICH DESIGNED WATER-OIL-GAS SINGLE RESPONSE
ADQU FLOW CONTROL DEVICE POPPET
THSD THREAD SERIES DESIGNATOR UN ALL ENDS
CMLP THREAD QUANTITY PER INCH 12 ALL ENDS
TMQY FURNISHED ITEMS AND QUANTITY 2 FERRULE
CSDC OPENING PRESSURE SETTING 35.0 POUNDS PER SQUARE INCH
STYL STYLE DESIGNATOR C1 ANGLE
ADSU DISK LOADING METHOD SPRING
MDCL MATERIAL DOCUMENT AND CLASSIFICATION FEDSTD66,AISI303/SAE30303 FED STD SINGLE MATERIAL RESPONSE BODY FEDSTD66,AISI416/SAE51416 FED STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE FEDSTD66,AISI303/SAE30303 FED STD SINGLE MATERIAL RESPONSE SEAT
CWFD NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED 0.750 INCHES ALL ENDS
AEHZ MAXIMUM OPERATING TEMP 225.0 DEG FAHRENHEIT SINGLE RESPONSE
CQCY ADJUSTABLE PRESSURE RANGE 10.0 TO 50.0 POUNDS PER SQUARE INCH
CQGM MAXIMUM OPERATING PRESSURE 50.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
ADSR BONNET TYPE INSIDE SPRING
AQLR VALVE OPERATION METHOD AUTOMATIC
CQJX NOMINAL THREAD SIZE 1.500 INCHES ALL ENDS
MATT MATERIAL STEEL COMP 303 BODY STEEL COMP 416 FLOW CONTROL DEVICE STEEL COMP 303 SEAT