4820-00-446-3550 ( 81125S41-21502PC4 , N21502PC4 , 3305752 , 658M0D )

NSN Information
NSN FSC NIIN Item Name INC
4820-00-446-3550 4820 004463550 VALVE,SAFETY RELIEF 0548
NSN Features
MRC Parameter Characteristics
CQCY ADJUSTABLE PRESSURE RANGE +7.0/+25.0 POUNDS PER SQUARE INCH
MATT MATERIAL COPPER ALLOY FLOW CONTROL DEVICE
ADSR BONNET TYPE INSIDE SPRING
CWDF FLANGE FACE DESIGN PLAIN 1ST END
MATT MATERIAL COPPER ALLOY STEM
MATT MATERIAL COPPER ALLOY SEAT
CBBL FEATURES PROVIDED PRESSURE TIGHT OUTLET SIDE
AQLR VALVE OPERATION METHOD AUTOMATIC
ADQU FLOW CONTROL DEVICE DISK
CWCD NOMINAL OUTSIDE DIAMETER 5.000 INCHES 1ST END
FEAT SPECIAL FEATURES MODIFIED WITH FLANGE CONNECTIONS AND FLAT DISK
MATT MATERIAL COPPER ALLOY BODY
AWLS CONNECTION TYPE FLANGE 1ST END
STYL STYLE DESIGNATOR ERR-090
CWCK NOMINAL THICKNESS 0.438 INCHES 1ST END
ADSU DISK LOADING METHOD SPRING
CWCT BOLT CIRCLE NOMINAL DIAMETER 3.875 INCHES 1ST END
ADST BONNET ATTACHMENT METHOD THREADED
AECS BOLT HOLE QUANTITY 4 1ST END
CWCQ BOLT HOLE NOMINAL DIAMETER 0.688 INCHES 1ST END
ARKN FLANGE SHAPE ROUND WITH HOLES 1ST END
Manufacturing Part Numbers (SKUs)
Part SKU Cage Status RNVC RNCC SADC DAC RNAAC
81125S41-21502PC4 80064 A 2 3 1 HD
N21502PC4 55380 A 2 5 1 HD
3305752 55380 A 2 5 5 HD
658M0D 37239 H 9 5 5 HD
Manufacturers
Part SKU Cage Manufacturer Type Status
81125S41-21502PC4 80064 NAVAL SHIP SYSTEMS COMMAND A A
N21502PC4 55380 HATCH & KIRK INC. A A
3305752 55380 HATCH & KIRK INC. A A
658M0D 37239 LUNKENHEIMER CO A H
FLIS Identification
PMIC ADPE Code CRITL Code DEMIL Code DEMIL INTG NIIN Asgt ESD HMIC ENAC Schedule-B INC
U X A 01/01/1 N 8481400000 0548
FLIS Management
MOE REC Rep Code Mgmt Ctl USC Phrase Code Phrase Statement
DN 9B----- N
DS I
Demilitarization Codes & Management
DML PMI HMIC ADP CC ESDC
A U 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
127220 X 64500 P P 594 Z 9 A V Z PRESSURE REG/RED/RELIEF VALVES NOI