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Kubota 16412-73030 Water Pump Assembly with Thermostat
Kubota 16412-73030 Water Pump Assembly with Thermostat - Image 2
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Kubota 16412-73030 Water Pump Assembly with Thermostat


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OEM Part Number16412-73030
Electrical Part Number1E401-73012
Gasket IncludedYes
Mounting Bolt Holes19
Hub Height85 mm
Housing MaterialCast Iron
Impeller MaterialPrecision Machined Metal
Net Weight1.36 kg
ApplicationsEngine Cooling System
Package Dimensions25 × 18 × 15 cm

Manufacturer No.

  • 16412-73030
  • 16412-73033
  • 17331-73030
  • 1A021-73030
  • 1A021-73033
  • 1A021-73035
  • 1A021-73036
  • K16412-73030
  • 1E401-73012

OEM Part No.

  • 16412-73030
  • 16412-73033
  • 17331-73030
  • 1A021-73030
  • 1A021-73033
  • 1A021-73035
  • 1A021-73036
  • K16412-73030
  • 1E401-73012

Engine Part No.

  • Kubota D1302
  • Kubota D1402
  • Kubota D1703
  • Kubota V1702
  • Kubota V1902
  • Kubota V1903
  • Kubota V2003
  • Kubota V2203
  • Kubota V2403

Interchange No.

  • 1906-6240
  • B1VPE1133
  • DDE580073036
  • E580073036
  • K164127

Fitment Vehicles

  • Kubota L2050
  • Kubota L2250
  • Kubota L2350
  • Kubota L2500
  • Kubota L2550
  • Kubota L2600
  • Kubota L2650
  • Kubota L2800
  • Kubota L2850
  • Kubota L2900
  • Kubota L2950
  • Kubota L3000
  • Kubota L3010
  • Kubota L3130
  • Kubota L3240
  • Kubota L3250
  • Kubota L3300
  • Kubota L3400
  • Kubota L3410
  • Kubota L3430
  • Kubota L3450
  • Kubota L3540
  • Kubota L3600
  • Kubota L3650
  • Kubota L3710
  • Kubota L3830
  • Kubota L3940
  • Kubota L4200
  • Kubota L4240
  • Kubota L4300
  • Kubota L4310
  • Kubota L4400
  • Kubota L4610
  • Kubota L4630
  • Kubota L4740
  • Kubota L4850
  • Kubota L5450
  • Kubota M4030
  • Kubota M4700
  • Kubota M4800
  • Kubota M4900
  • Kubota M5400
  • Kubota B21
  • Kubota B2320
  • Kubota L3560
  • Kubota L4060
  • Kubota G2160
  • Kubota GR2120
  • Kubota L35
  • Kubota L45
  • Kubota L3400DT
  • Kubota L4630HST
  • Kubota MX5100HST
  • Bobcat Skid Steer Loaders
This water pump assembly replaces Kubota OEM part numbers 16412-73030, 16412-73033, 17331-73030, 1A021-73030, 1A021-73033, 1A021-73035, 1A021-73036, and K16412-73030. The unit includes a 1E401-73012 thermostat and mounting gasket. Designed for Kubota Super Mini, 03, and 05 series diesel engines including D1302, D1402, D1703, V1702, V1902, V1903, V2003, V2203, and V2403 models. Applications span Kubota L, M, B, and G series tractors as well as Bobcat skid steer loaders. Cast iron housing with precision-machined impeller ensures consistent coolant flow under heavy-duty operating conditions. Mounting flange features 19 bolt holes with 85 mm hub height from mounting face to pulley centerline.