Excavator Starter Motors

10478862 24V 9kW 12-Tooth Starter Motor for Caterpillar Ag. & Ind. 583H, 583K and 594

Q: What numbers are documented for 10478862?

Primary Part Number: 10478862. Independent Catalog Number: 3872N. Cataloged Manufacturer Family: DELCO. Industry Catalog Number: 3872. Cataloged Replacement-Reference Family: Caterpillar 0R5214, 1P9162, 1P9182, 374458, 3S4458, 3T2781, 3T3430, 3T8950, 7N8604, 8S9524, 8S9542, OR5214, Cummins 3604645RX, Delco 10478862, 1109497, 1109632, 1109757, 1109779, 1109792, 1109849, 1109949, 1990232, 1990240, 1990247, 1993781. Relationship labels distinguish formatting aliases, direct interchanges, remanufactured references and related assemblies.

Q: How do I confirm 10478862 before ordering?

Match the complete part number, compare the connector or mounting arrangement with the product photos, and confirm the machine or engine model and serial range. Send clear photos of the original unit when requesting a quote.

10478862 24V 9kW 12-Tooth Starter Motor for Caterpillar Ag. & Ind. 583H, 583K and 594, OEM/reference 10478862, Starter Motor, product view 1

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OEM / reference10478862

SpecificationStarter Motor

Catalog ID73453030

10478862 is an exact product reference in the reviewed official electrical catalog. The catalog specifies 24V, 9kW, 12-tooth, CW, DD for selected Caterpillar Ag. & Ind. 583H, 583K, 594 applications. Compare the complete reference, electrical label, mounting, terminals, drive or pulley and the retained EexcavaStart product photographs with the original unit before ordering.

Product Type: Starter Motor
Voltage: 24 V
Rated Power: 9 kW
Pinion Teeth: 12
Rotation: CW
Design Family: DD
Manufacturer Series: 50MT
Condition: New replacement part

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

Part-number relationships

Relationship	Reference family	Number
Primary Part Number	Exact reviewed reference	10478862
Independent Catalog Number	Catalog cross-reference number; not an OEM number	3872N
Cataloged Manufacturer Family	Manufacturer family stated by the official record	DELCO
Industry Catalog Number	Independent cross-reference only	3872
Cataloged Replacement-Reference Family	Official grouped replacement family; confirm manufacturer context and suffix before substitution	Caterpillar 0R5214, 1P9162, 1P9182, 374458, 3S4458, 3T2781, 3T3430, 3T8950, 7N8604, 8S9524, 8S9542, OR5214, Cummins 3604645RX, Delco 10478862, 1109497, 1109632, 1109757, 1109779, 1109792, 1109849, 1109949, 1990232, 1990240, 1990247, 1993781

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

Primary number

10478862

Manufacturer number

DELCO

Other documented relationship

3872N
3872
Caterpillar 0R5214, 1P9162, 1P9182, 374458, 3S4458, 3T2781, 3T3430, 3T8950, 7N8604, 8S9524, 8S9542, OR5214, Cummins 3604645RX, Delco 10478862, 1109497, 1109632, 1109757, 1109779, 1109792, 1109849, 1109949, 1990232, 1990240, 1990247, 1993781

Formatting aliases are the same number written differently. Related assemblies and remanufactured numbers are not presented as direct interchanges.

Product summary

Starter Motor

Category: Excavator Starter Motors
Catalog ID: 73453030
Photo views: 2

Before ordering

Confirm these details

Confirm voltage and power rating against the original starter nameplate.
Compare mounting-hole pattern, flange position and overall body orientation.
Confirm pinion tooth count and rotation where those values are specified.
Verify the engine model and machine serial range before ordering.

Machine fitment

Compatible model references

2 model references

Caterpillar Ag. & Ind. published applications: 583H (1969-1974) — D-342 Diesel / 583K (1974-1989) — D-342 Diesel / 594 (1974) — D-353 Diesel / 594H (1974-1985) — D-353 Diesel / D8K (1974-1982) — D-342 Diesel / D9G (1969-1974) / D9H (1974-1982) — D-353 Diesel
Fitment limitation: Confirm the complete part number, electrical rating, rotation, drive or pulley, mounting, terminals and equipment serial range before ordering.

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

Quick fitment answers

Common questions about 10478862

Which machines use 10478862?

Recorded compatible model references include Caterpillar Ag. & Ind. published applications: 583H (1969-1974) — D-342 Diesel / 583K (1974-1989) — D-342 Diesel / 594 (1974) — D-353 Diesel / 594H (1974-1985) — D-353 Diesel / D8K (1974-1982) — D-342 Diesel / D9G (1969-1974) / D9H (1974-1982) — D-353 Diesel, Fitment limitation: Confirm the complete part number, electrical rating, rotation, drive or pulley, mounting, terminals and equipment serial range before ordering.. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for 10478862?

Manufacturer number: DELCO.

How do I confirm 10478862 before ordering?

Confirm voltage and power rating against the original starter nameplate. Compare mounting-hole pattern, flange position and overall body orientation. Confirm pinion tooth count and rotation where those values are specified. Send clear photos of the original unit and connector layout when requesting a quote.