4820-01-200-8556 ( 1900D , 1912DC-00-2MS-31-RF-LA , 1900D-1912DC 448PSI BBT , 1900D-1912DC 44 )

NSN Information
NSN FSC NIIN Item Name INC
4820-01-200-8556 4820 012008556 VALVE,SAFETY RELIEF 0548
NSN Features
MRC Parameter Characteristics
CWDL RAISED FACE NOMINAL DIAMETER 3.625 INCHES 1ST END
ADSR BONNET TYPE INSIDE SPRING
ARKN FLANGE SHAPE ROUND WITH HOLES 2ND END
CWCR SECOND CONNECTION FACE TO CENTERLINE DISTANCE 4.125 INCHES
ADST BONNET ATTACHMENT METHOD BOLTED
AQLR VALVE OPERATION METHOD AUTOMATIC
CCFG VALVE SIZE 1.000 INCHES
FEAT SPECIAL FEATURES WITH NOZZLE ON INLET END
CWCD NOMINAL OUTSIDE DIAMETER 6.000 INCHES 1ST END
ADQU FLOW CONTROL DEVICE DISK
CSDC OPENING PRESSURE SETTING 448.0 POUNDS PER SQUARE INCH
AWLS CONNECTION TYPE FLANGE 1ST END
CWCQ BOLT HOLE NOMINAL DIAMETER 0.750 INCHES 1ST END
CWCT BOLT CIRCLE NOMINAL DIAMETER 3.500 INCHES 2ND END
MATT MATERIAL STEEL CORROSION RESISTING BODY
CWCL FIRST CONNECTION FACE TO CENTERLINE DISTANCE 4.500 INCHES
CWCQ BOLT HOLE NOMINAL DIAMETER 0.750 INCHES 2ND END
ADSU DISK LOADING METHOD SPRING
CWDH RAISED FACE NOMINAL HEIGHT 0.062 INCHES 1ST END
CWDF FLANGE FACE DESIGN RAISED STRAIGHT 1ST END
CWCD NOMINAL OUTSIDE DIAMETER 4.875 INCHES 2ND END
CWCK NOMINAL THICKNESS 0.688 INCHES 1ST END
CWCT BOLT CIRCLE NOMINAL DIAMETER 4.750 INCHES 1ST END
MATT MATERIAL STEEL CORROSION RESISTING FLOW CONTROL DEVICE
CWCK NOMINAL THICKNESS 0.688 INCHES 2ND END
ARKN FLANGE SHAPE ROUND WITH HOLES 1ST END
Manufacturing Part Numbers (SKUs)
Part SKU Cage Status RNVC RNCC SADC DAC RNAAC
1900D 16497 A 9 D A AX
1912DC-00-2MS-31-RF-LA 16497 A 2 3 5 ZZ
1900D-1912DC 448PSI BBT 16497 A 9 5 E AX
1900D-1912DC 44 16497 A 1 C AC 6 ZZ
Manufacturers
Part SKU Cage Manufacturer Type Status
1900D 16497 DRESSER INC. A A
1912DC-00-2MS-31-RF-LA 16497 DRESSER INC. A A
1900D-1912DC 448PSI BBT 16497 DRESSER INC. A A
1900D-1912DC 44 16497 DRESSER INC. A A
FLIS Identification
PMIC ADPE Code CRITL Code DEMIL Code DEMIL INTG NIIN Asgt ESD HMIC ENAC Schedule-B INC
A X A 02/10/1 N 8481400000 0548
FLIS Management
MOE REC Rep Code Mgmt Ctl USC Phrase Code Phrase Statement
DS I
DN 9B----- N
Demilitarization Codes & Management
DML PMI HMIC ADP CC ESDC
A A N X
Miscellaneous Management
MOE (S_A) SOS AAC QUP UI SLC CIIC RC MCC SVC
DN SMS J 1 EA 0 U 9B----- N
DS SMS J 1 EA 0 U D
Management Control Army
MATCAT 1 MATCAT 2 MATCAT 3 MATCAT 4 5 ARC
Freight
NMFC NMFC SUB UFC HMC LTL LCL WCC TCC SHC ADC ACC ASH NMF DESC
051080 Z 29300 W 594 Z 9 A V Z FAUCETS,BIBCOCKS,GATES VALVES