3020-01-178-4926 ( 2BK57-1-1/8 BORE , 2BK57-1-1/8 , 2BK57-1-1/8 BORE , 2BK57-1-1/8 )

NSN Information
NSN FSC NIIN Item Name INC
3020-01-178-4926 3020 011784926 PULLEY,GROOVE 0810
NSN Features
MRC Parameter Characteristics
BYZF DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION 0.469 INCHES NOMINAL AA END
AGJS PITCH DIAMETER 4.700 INCHES NOMINAL AND 5.100 INCHES NOMINAL
AWJQ BEARINGS NOT INCLUDED
ABXV BORE DIAMETER 1.125 INCHES NOMINAL
BXSJ LIGHTENING HOLE NOT INCLUDED
AXHQ GROOVE QUANTITY 2
BYZD HUB END OUTSIDE DIAMETER AND LOCATION 2.125 INCHES END ANY ACCEPTABLE
BXSH WEB/SPOKE RELATIONSHIP TO FACE CENTERLINE OFFSET
ABHP OVERALL LENGTH 2.219 INCHES NOMINAL
ASBP BORE TYPE STRAIGHT
NMBR QUANTITY 1
BSYG SPLIT HUB FEATURE NOT INCLUDED
BYFF SECURING LOCATION AA END
BYDS BORE FEATURE INCLUDED
AKYN FURNISHED ITEMS AND QUANTITY ONE SETSCREW
AGGS V GROOVE ANGLE IN DEG 34.0
ABRR KEYWAY WIDTH 0.250 INCHES NOMINAL
ABGF GROOVE WIDTH 0.612 INCHES NOMINAL
AXND COUNTERBORE FEATURE NOT INCLUDED
AEVF DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY 0.688 INCHES NOMINAL
ADGE BORE LENGTH 2.219 INCHES NOMINAL
BSNP SECURING METHOD SETSCREW
BYDZ PROTRUDING HUB CHARACTERISTIC PLAIN
BSGG KEYING FACILITY INCLUDED
BXSK INTEGRAL COOLING VANE NOT INCLUDED
AQPL FACE WIDTH 1.750 INCHES NOMINAL
ARJD DESIGN FORM WEBBED
ABHE OUTSIDE DIAMETER 5.450 INCHES NOMINAL
STYL STYLE DESIGNATOR WEBBED OR SPOKED
BXSN STANDARD V-BELT SECTION DESIGNATION FOR WHICH DESIGNED A AND 5L AND 4L AND B
BXSM GROOVE SHAPE V
ANNQ MATERIAL AND LOCATION IRON, CAST OVERALL
BSGK KEYING FACILITY TYPE KEYWAY
ABGA GROOVE DEPTH 0.625 INCHES NOMINAL
Manufacturing Part Numbers (SKUs)
Part SKU Cage Status RNVC RNCC SADC DAC RNAAC
2BK57-1-1/8 BORE 71176 A 2 3 E AX
2BK57-1-1/8 90598 A 9 5 6 AX
2BK57-1-1/8 BORE 90598 A 9 5 6 AX
2BK57-1-1/8 5RQL2 A 2 5 6 ZZ
Manufacturers
Part SKU Cage Manufacturer Type Status
2BK57-1-1/8 BORE 71176 EMERSON ELECTRIC CO A A
2BK57-1-1/8 90598 ENGINEERED AIR SYSTEMS INC. A A
2BK57-1-1/8 BORE 90598 ENGINEERED AIR SYSTEMS INC. A A
2BK57-1-1/8 5RQL2 DRS ENVIRONMENTAL SYSTEMS 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 05/05/1 N 8487900080 0810
FLIS Management
MOE REC Rep Code Mgmt Ctl USC Phrase Code Phrase Statement
DS N I
DF N SF9SX-N F
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
DS SMS J 1 EA 0 U D
DF SMS J 1 EA 0 U SF9SX-N F
DN SMS J 1 EA 0 U 9B----- N
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
127320 X 64560 Q 593 Z 9 A V Z PULLEYS/SHEAVES,NOI