3020-00-857-2514 ( U297E54 , 297E54 )

NSN Information
NSN FSC NIIN Item Name INC
3020-00-857-2514 3020 008572514 SPROCKET WHEEL 0445
NSN Features
MRC Parameter Characteristics
BSGJ KEYING FACILITY SPACING IN DEG 180.0
BYFB GROOVE/STEP LOCATION BOTH ENDS
BXSJ LIGHTENING HOLE NOT INCLUDED
ABRR KEYWAY WIDTH 0.625 INCHES NOMINAL
ARJD DESIGN FORM PLAIN
MATL MATERIAL STEEL
NMBR QUANTITY 2
ASBP BORE TYPE STRAIGHT
AQPL FACE WIDTH 1.000 INCHES NOMINAL
BYFH BELT/CHAIN/FILM SIZE FOR WHICH DESIGNED ROLLER CHAIN
BYFJ ROLLER CHAIN PITCH TYPE FOR WHICH DESIGNED SINGLE PITCH
AGJS PITCH DIAMETER 23.418 INCHES NOMINAL
BYFW HUB EXTERNAL KEYWAY NOT INCLUDED
ABHE OUTSIDE DIAMETER 24.375 INCHES NOMINAL
BYFN TEETH QUANTITY PER ROW 42
AXND COUNTERBORE FEATURE NOT INCLUDED
BYFL TEETH ROW QUANTITY 1
STYL STYLE DESIGNATOR PLAIN
FEAT SPECIAL FEATURES FIRST STEP FACE LARGEST DIAMETER 4.500 IN.,FIRST STEPT LENGTH 0.750IN.,SECOND STEP LENGTH 1.180 IN.
BSGG KEYING FACILITY INCLUDED
ADGE BORE LENGTH 4.860 INCHES NOMINAL
BYDZ PROTRUDING HUB CHARACTERISTIC STEPPED
BYFS BORE BEARING NOT INCLUDED
AEVF DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY 1.599 INCHES NOMINAL
BYZF DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION 1.930 INCHES NOMINAL BOTH ENDS
BYFQ HARDNESS RATING TEST METHOD NOT RATED
BYFP ASA STANDARD CHAIN NUMBER 140
ABXV BORE DIAMETER 2.757 INCHES MINIMUM AND 2.758 INCHES MAXIMUM
ABSF KEY WIDTH 0.625 INCHES NOMINAL
BSGK KEYING FACILITY TYPE KEYWAY
ABHP OVERALL LENGTH 4.860 INCHES NOMINAL
BYGF TOOTH PITCH 1.750 INCHES NOMINAL
Manufacturing Part Numbers (SKUs)
Part SKU Cage Status RNVC RNCC SADC DAC RNAAC
U297E54 55207 A 9 3 3 AX
297E54 55207 A 9 5 2 AX
Manufacturers
Part SKU Cage Manufacturer Type Status
U297E54 55207 ARROW-MASTER INCORPORATED A A
297E54 55207 ARROW-MASTER INCORPORATED A A
FLIS Identification
PMIC ADPE Code CRITL Code DEMIL Code DEMIL INTG NIIN Asgt ESD HMIC ENAC Schedule-B INC
U X A 10/04/1 N 8483901000 0445
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 U N X
Miscellaneous Management
MOE (S_A) SOS AAC QUP UI SLC CIIC RC MCC SVC
DN SMS L 1 EA 0 U 9B----- N
DS SMS L 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