Becker · Coupling
90210021900
COUPLING (MOT)
Where to get it
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As printed in the source
198 | 902100 21900 | 902108 00000 | (B5 - 300) - KUPPLUNGSHÄLFTE / COUPLING / ACCOUPLEMENT / GIUNTO / MITAD DE ACOPLAMIENTO
Fits 4 models
As listed by BeckerWhen ordering, give the model and serial number from the nameplate: some parts changed within a model’s life.
Where it sits
In the KVT 3.100
2 · Coupling
- COUPLING WITH FAN 199 902210 00000 COUPLING DISC54450121300
- KUPPLUNGSHÄLFTE / COUPLING / ACCOUPLEMENT / GIUNTO / MITAD DE ACOPLAMIENTO90210021300
- COUPLING (MOT)90210021900
- 902100 21600 Motorkupplung / COUPLING / ACCOUPLEMENT / GIUNTO / ACOPLAMIENTO90210800000
- SHAFT END BOLD 195 902100 21600 COUPLING94527000000
Our drawing of the machine type, with the KVT 3.100's own parts; this part is highlighted. Side view along the shaft. Oil-free (dry) pumps have no exhaust box oil, sight glass or oil filter; their exhaust filter is a dust filter.
In the manufacturer’s drawings
- Position 198 · Exploded viewDownload Spare Parts List (KVT 3.100), p. 2
- Position 803 · Exploded viewDownload Spare Parts List (VARIAIR U 5.301), p. 3
- Position 198 · Exploded viewDownload Spare Parts List (VARIAIR KVT 3.140/0-400), p. 2
Part number, name and fitment as published by Becker (source), retrieved 2026-10-19. Vac & Air is independent and not affiliated with the manufacturers shown; names and numbers identify the parts only.