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Alternators

24V 55A Excavator Alternator 4094998 OE52770 for Cummins K19

OEM / reference4094998 OE52770 · 66021491 66021490 · Cummins K19
Specification8PK
Catalog ID50560331

8PK reference 4094998 OE52770. Compatibility references include Make: Komatsu · Model: FD100-6 · Year: 1988-1994 · Engine: L6 6.0L 365cid 1006.6, Make: Komatsu · Model: FD100-6 · Year: 1988-1994 · Engine: L6 6.0L 365cid Perkins 1006.6, Make: Komatsu · Model: FD115-6 · Year: 1988-1994 · Engine: L6 6.0L 365cid 1006.6 and 33 additional models listed below. Compare the part number, connector layout, mounting points and the original unit before ordering; machine serial range can affect fitment.

OEM
4094998 OE52770
Feature
Excavator Alternator
Part Number
66021491 66021490
Slot
8PK
Detail
24V 55A
Length
300mm
Technical Specification
55 Amp/24 Volt, BI
Design
IR/EF
Voltage
24
Rated Output
55
Rotation
BI

Send the machine model, engine model or nameplate photo so our team can confirm compatibility before shipment.

Product fitment guide

Part numbers and compatible models

Quickly compare the reference number and recorded machine applications. Use the original photos and the checklist before ordering.

Part identification

Reference numbers

  • 20221N
  • 105-23201
  • 110643
  • 113464
  • 13.201.037
  • 20221
  • 270-524
  • 270-524A
  • 301193RI
  • 32222514
  • 3631678
  • 3634778
  • 4086686
  • 4094998
  • 4101372
  • 4381503
  • 646.011.060
  • 646.011.060.380
  • 66021616
  • 66021616A
  • 66021616CS
  • 66021617
  • 66021617A
  • 66021626
  • 66021626A
  • 859617PB
  • ALT41006
  • APR600
  • AVF-20221
  • CAL11600
  • CAL11600GS
  • LESTER
  • PIC
  • PRESTOLITE
  • LEECENEVIL
  • 4094998 OE52770

Search with or without hyphens. Match the complete number on the original part.

Product summary

8PK

Category
Alternators
Catalog ID
50560331
Photo views
5

Before ordering

Confirm these details

  • Confirm voltage and rated amperage against the original alternator label.
  • Compare mounting ears, pulley type and pulley-groove count.
  • Check plug shape, terminal position and regulator connection.
  • Verify the engine model and machine serial range before ordering.

Machine fitment

Compatible model references

36 model references

  • Make: Komatsu · Model: FD100-6 · Year: 1988-1994 · Engine: L6 6.0L 365cid 1006.6
  • Make: Komatsu · Model: FD100-6 · Year: 1988-1994 · Engine: L6 6.0L 365cid Perkins 1006.6
  • Make: Komatsu · Model: FD115-6 · Year: 1988-1994 · Engine: L6 6.0L 365cid 1006.6
  • Make: Komatsu · Model: FD115-6 · Year: 1988-1994 · Engine: L6 6.0L 365cid Perkins 1006.6
  • Make: Komatsu · Model: FD135-6 · Year: 1988-1994 · Engine: L6 6.0L 365cid 1006.6
  • Make: Komatsu · Model: FD135-6 · Year: 1988-1994 · Engine: L6 6.0L 365cid Perkins 1006.6
  • Make: Komatsu · Model: FD150E-6 · Year: 1988-2001 · Engine: L6 6.0L 365cid 1006.6
  • Make: Komatsu · Model: FD150E-6 · Year: 1988-2001 · Engine: L6 6.0L 365cid Perkins 1006.6
  • Make: Komatsu · Model: FD160E-6 · Year: 1988-2001 · Engine: L6 6.0L 365cid 1006.6
  • Make: Komatsu · Model: FD160E-6 · Year: 1988-2001 · Engine: L6 6.0L 365cid Perkins 1006.6
  • Make: Komatsu · Model: PC120-5K · Year: 1989-2001 · Engine: L4 4.0L 243cid 1004-4
  • Make: Komatsu · Model: PC120-5K · Year: 1989-2001 · Engine: L4 4.0L 243cid Perkins 1004-4
  • Make: Komatsu · Model: PC130-5K · Year: 1989-2001 · Engine: L4 4.0L 243cid 1004-4
  • Make: Komatsu · Model: PC130-5K · Year: 1989-2001 · Engine: L4 4.0L 243cid Perkins 1004-4
  • Make: Komatsu · Model: PC150HD-5K · Year: 1991-1995 · Engine: L4 4.0L 243cid 1004-4
  • Make: Komatsu · Model: PC150HD-5K · Year: 1991-1995 · Engine: L4 4.0L 243cid Perkins 1004-4
  • Make: Komatsu · Model: PC150HDN-5K · Year: 1991-1995 · Engine: L4 4.0L 243cid 1004-4
  • Make: Komatsu · Model: PC150HDN-5K · Year: 1991-1995 · Engine: L4 4.0L 243cid Perkins 1004-4
  • Make: Komatsu · Model: PC180LC-5K · Year: 1986-1993 · Engine: L6 6.0L 365cid 1006.6T
  • Make: Komatsu · Model: PC180LC-5K · Year: 1986-1993 · Engine: L6 6.0L 365cid Perkins 1006.6T
  • Make: Komatsu · Model: PC180LLC-5K · Year: 1986-1993 · Engine: L6 6.0L 365cid 1006.6T
  • Make: Komatsu · Model: PC180LLC-5K · Year: 1986-1993 · Engine: L6 6.0L 365cid Perkins 1006.6T
  • Make: Komatsu · Model: PC180NLC-5K · Year: 1986-1993 · Engine: L6 6.0L 365cid 1006.6T
  • Make: Komatsu · Model: PC180NLC-5K · Year: 1986-1993 · Engine: L6 6.0L 365cid Perkins 1006.6T
  • Make: Komatsu · Model: PC210-5K · Year: 1991-1995 · Engine: L6 6.0L 365cid 1006.6T
  • Make: Komatsu · Model: PC210-5K · Year: 1991-1995 · Engine: L6 6.0L 365cid Perkins 1006.6T
  • Make: Komatsu · Model: PC210LC-5K · Year: 1991-1995 · Engine: L6 6.0L 365cid 1006.6T
  • Make: Komatsu · Model: PC210LC-5K · Year: 1991-1995 · Engine: L6 6.0L 365cid Perkins 1006.6T
  • Make: Komatsu · Model: PC240-5K · Year: 1994-1998 · Engine: L6 6.0L 365cid 1006.6T
  • Make: Komatsu · Model: PC240-5K · Year: 1994-1998 · Engine: L6 6.0L 365cid Perkins 1006.6T
  • Make: Komatsu · Model: PC240LC-5K · Year: 1994-1998 · Engine: L6 6.0L 365cid 1006.6T
  • Make: Komatsu · Model: PC240LC-5K · Year: 1994-1998 · Engine: L6 6.0L 365cid Perkins 1006.6T
  • Make: Komatsu · Model: PC240NLC-5K · Year: 1994-1998 · Engine: L6 6.0L 365cid 1006.6T
  • Make: Komatsu · Model: PC240NLC-5K · Year: 1994-1998 · Engine: L6 6.0L 365cid Perkins 1006.6T
  • Make: Komatsu · Model: PW170-5K · Year: 1991-1998 · Engine: L6 6.0L 365cid 1006.6T
  • Make: Komatsu · Model: PW170-5K · Year: 1991-1998 · Engine: L6 6.0L 365cid Perkins 1006.6T

Compatibility lists identify searchable model families, not every production serial range. Confirm the original part number and machine serial number before purchase.

Continue comparing recovered references from the same system.

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