4820-00-073-2255 ( 202-22500-4-20 , D524T4D20 )

NSN Information
NSN FSC NIIN Item Name INC
4820-00-073-2255 4820 000732255 VALVE,SAFETY RELIEF 0548
NSN Features
MRC Parameter Characteristics
CQCY ADJUSTABLE PRESSURE RANGE +10.0/+30.0 POUNDS PER SQUARE INCH
MATT MATERIAL STEEL COMP 303 SEAT
ADSR BONNET TYPE INSIDE SPRING
MEDA MEDIA FOR WHICH DESIGNED HELIUM 3RD RESPONSE
CWFD NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED 0.250 INCHES 1ST END
THSD THREAD SERIES DESIGNATOR UNJF 1ST END
SFTT SURFACE TREATMENT PASSIVATE
AQLR VALVE OPERATION METHOD AUTOMATIC
MEDA MEDIA FOR WHICH DESIGNED AIR 1ST RESPONSE
MATT MATERIAL STEEL COMP 303 FLOW CONTROL DEVICE AND RUBBER SILICONE CLASS Q FLOW CONTROL DEVICE
TMQY FURNISHED ITEMS AND QUANTITY 1 DEFLECTOR CAP
MDCL MATERIAL DOCUMENT AND CLASSIFICATION FEDSTD66,AISI303/SAE30303 FED STD SINGLE MATERIAL RESPONSE BODY
AEHZ MAXIMUM OPERATING TEMP 400.0 DEG FAHRENHEIT SINGLE RESPONSE
AAJD THREAD CLASS 3A 1ST END
AWLS CONNECTION TYPE THREADED EXTERNAL TUBE 1ST END
MEDA MEDIA FOR WHICH DESIGNED NITROGEN, GASEOUS 5TH RESPONSE
AAJF THREAD DIRECTION RIGHT-HAND 1ST END
STYL STYLE DESIGNATOR ERR-090
AEQJ MINIMUM OPERATING TEMP -65.0 DEG FAHRENHEIT
ADST BONNET ATTACHMENT METHOD INTEGRAL
MDCL MATERIAL DOCUMENT AND CLASSIFICATION FEDSTD66,AISI303/SAE30303 FED STD SINGLE MATERIAL RESPONSE SEAT
ADQU FLOW CONTROL DEVICE POPPET
MEDA MEDIA FOR WHICH DESIGNED CARBON DIOXIDE 2ND RESPONSE
ADSU DISK LOADING METHOD SPRING
AHNC CONNECTION STYLE ERR-090 ERR-100
CQGM MAXIMUM OPERATING PRESSURE 200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MDCL MATERIAL DOCUMENT AND CLASSIFICATION FEDSTD66,AISI303/SAE30303 FED STD 1ST MATERIAL RESPONSE FLOW CONTROL DEVICE AND AMS3304 ASSN STD 2ND MATERIAL RESPONSE FLOW CONTROL DEVICE
CQJX NOMINAL THREAD SIZE 0.437 INCHES 1ST END
MATT MATERIAL STEEL COMP 303 BODY
CSDC OPENING PRESSURE SETTING 20.0 POUNDS PER SQUARE INCH
MEDA MEDIA FOR WHICH DESIGNED HYDROGEN 4TH RESPONSE
Manufacturing Part Numbers (SKUs)
Part SKU Cage Status RNVC RNCC SADC DAC RNAAC
202-22500-4-20 80378 A 2 5 6 AX
D524T4D20 91816 A 2 3 1 AX
Manufacturers
Part SKU Cage Manufacturer Type Status
202-22500-4-20 80378 TRIUMPH AEROSTRUCTURES, LLC A A
D524T4D20 91816 CIRCOR AEROSPACE INC. F A
FLIS Identification
PMIC ADPE Code CRITL Code DEMIL Code DEMIL INTG NIIN Asgt ESD HMIC ENAC Schedule-B INC
U X A 1 07/25/1 N 8481400000 0548
FLIS Management
MOE REC Rep Code Mgmt Ctl USC Phrase Code Phrase Statement
DS I
DN 9C----- N V DISCONTINUED W/O REPLACEMENT
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 V 1 EA 0 U 9C----- 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 594 Z 9 A B Z PRESSURE REG/RED/RELIEF VALVES NOI