Part number lookup

3633643 Replacement Parts

Cross-reference and compare 6 replacement listings for OEM / aftermarket part number 3633643. Use this part-number page — not a generic equipment or brand hub — to review price, availability, and fitment before ordering.

6 Matching Products

22A Coupling PAT 2019608 3633643 778322 for Centaflex CF-A-22 SeriesCentaflex22A Coupling PAT 2019608 3633643 778322 for Centaflex CF-A-22 Series$63.0022AS Flexible Coupling PAT 2019608 3633643 778322 for Kobelco SK55 ExcavatorKobelco22AS Flexible Coupling PAT 2019608 3633643 778322 for Kobelco SK55 Excavator$54.004A Coupling PAT 2019608 3633643 778322 for Centaflex CF-A-04 SeriesCentaflex4A Coupling PAT 2019608 3633643 778322 for Centaflex CF-A-04 Series$87.008A Flex Coupling Rubber PAT 2019608 3633643 778322 for Komatsu Excavator PC20 PC25 PC10 PC15 PC30 PC38Komatsu8A Flex Coupling Rubber PAT 2019608 3633643 778322 for Komatsu Excavator PC20 PC25 PC10 PC15 PC30 PC38$47.0090AS Coupling 2019608 3683643 3633643 778322 for Centaflex CF-A-90 SeriesCentaflex90AS Coupling 2019608 3683643 3633643 778322 for Centaflex CF-A-90 Series$70.0016AS Rubber Coupling PAT 778322 3633643 for Centaflex CF-A-16 SeriesHydraulic Coupler16AS Rubber Coupling PAT 778322 3633643 for Centaflex CF-A-16 Series$91.99

Part Numbers and Cross References

20196083633643EX100PC40-6PC50UUPC35-83683643778322

Applications and Fitment Summary

  • Centaflex · s: Fit For Centaflex CF-A-22 Series Fit For Hitachi Excavator: EX120, EX100 Fit For Kobelco Excavator: SK55 Fit For Excavator:Caterpillar CAT, KATO, Sumitomo, Volvo, Daewoo, Hyundai
  • Kobelco · s: Fit For Centaflex CF-A-22 Series Fit For Hitachi Excavator: EX55, ZAX55 Fit For Kobelco Excavator: SK55 Fit For Komatsu Excavator:PC40, PC30, PC45, PC70 Fit For Excavator:Caterpillar CAT, KATO, Sumitomo, Volvo, Daewoo, Hyundai
  • Centaflex · s: Fit For Centaflex CF-A-04 Series Fit For Hitachi Excavator:EX120-5, EX100
  • Komatsu · s: Fit For Komatsu Excavator:PC30-5, PC40-6, PC50UU, PC55, PC70, PC35-8, PC20, PC25, PC10, PC15, PC30, PC38 Fit For Excavator: Hitachi, Caterpillar CAT, KATO, Sumitomo, Volvo, Kobelco, Daewoo, Hyundai Fit For Centaflex CF-A-08 Series
  • Centaflex · s: Fit For Centaflex CF-A-90 Series
  • Part Number

Frequently Asked Questions

What parts replace OEM number 3633643?

This page lists 6 replacement listings indexed under 3633643. Compare cross references, applications, and pricing before ordering.

How do I confirm fitment for 3633643?

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 3633643 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.