Part number lookup

3688HC Replacement Parts

Cross-reference and compare 4 replacement listings for OEM / aftermarket part number 3688HC. Use this part-number page — not a generic equipment or brand hub — to review price, availability, and fitment before ordering.

4 Matching Products

A/C Compressor 1255750C91 for CASE Tractor 6388 6588 6788 3088 3288 3488 3688 3688HC 5088 5288 5488 7288 7488CASEA/C Compressor 1255750C91 for CASE Tractor 6388 6588 6788 3088 3288 3488 3688 3688HC 5088 5288 5488 7288 7488$431.76Hydraulic Pump 120114C91 1949302C1 for CASE 3088 3288 986 3688 1586 3688HC 786 886 1486 1086 TractorCASEHydraulic Pump 120114C91 1949302C1 for CASE 3088 3288 986 3688 1586 3688HC 786 886 1486 1086 Tractor$712.45Expansion Valve 118321C1 for CASE 1086 1486 1586 3088 3288 3688HC 3788 5088 6388 7488 786 886 186CASEExpansion Valve 118321C1 for CASE 1086 1486 1586 3088 3288 3688HC 3788 5088 6388 7488 786 886 186$86.27Hydraulic Oil Filter 528493R3 for CASE 1440 1460 1480 3488 3688 4386 5088 5288 5488CASEHydraulic Oil Filter 528493R3 for CASE 1440 1460 1480 3488 3688 4386 5088 5288 5488$35.00

Part Numbers and Cross References

1255750C911924008C11924008C23688HC120114C911949302C1118321C1134684073

Applications and Fitment Summary

  • Case · 1620
  • Case · 1640
  • Case · 1680
  • Case · 1670
  • Case · 1822
  • Case · 1844
  • Case · 6388
  • Case · 6588
  • Case · 6788
  • Case · 3088
  • Case · 3288
  • Case · 3488
  • Case · 3688
  • Case · 3688HC
  • Case · s: Fit for follwing models: CASE Combine: 1620, 1640, 1680, 1670 CASE Cotton Picker: 1822, 1844 CASE Tractor: 6388, 6588, 6788, 3088, 3288, 3488, 3688, 3688HC, 5088, 5288, 5488, 7288, 7488
  • Part Number
  • Case · s: CASE Tractor: 3088, 3288, 986, 3688, 1586, 3688HC, 786, 886, 1486, 1086
  • Case · CASE
  • Case · s: CASE Tractor: 1086, 1486, 1586, 3088, 3288, 3388, 3488, 3588, 3688, 3688HC, 3788, 5088, 5288, 5488, 6388, 6588, 6788, 7288, 7488, 786, 886, 986, HYDRO 186 CASE Combine: 1460, 1620, 1640, 1660, 1670, 1680 CASE Loader: 410, 420, 420CT, 430, 435, 440, 440CT, 445, 445CT, 450, 450CT, 465
  • Case · s: Fit for CASE Tractor: 8500, 8600, 1086, 1486, 1586, 2706, 3088, 3288, 3488, 3688, 3688HC, 4386, 5088, 5288, 5488, 706, 786, 886, 986, HYDRO 186 Fit for CASE Harvester:1400, 782 Fit for CASE Combine:1420, 1440, 1460, 1470, 1480, 1620, 1640, 1660, 1670, 1680, 1682, 615, 815, 915 Fit for CASE Planter:400, 500, 800, 900, 950, 955

Frequently Asked Questions

What parts replace OEM number 3688HC?

This page lists 4 replacement listings indexed under 3688HC. Compare cross references, applications, and pricing before ordering.

How do I confirm fitment for 3688HC?

Match the stamped part number first, then verify machine model, engine code, serial number, mounting points, and photos of your old part before checkout.

Can I request a quote if 3688HC is not an exact match?

Yes. Use the fitment inquiry form with your machine plate, engine model, and photos. Support can review alternatives or cross references.

Confirm fitment & quote details

Send machine details and nameplate photos before ordering high-risk or quote-only parts.