Becker · Coupling
90220020000
COUPLING RING 511 535001 99619 vacuum relief valve
Where to get it
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As printed in the source
27 | 902200 20000 | COUPLING RING | 506 | 534000 99619 | BLOW-OFF VALVE
Fits 7 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 VARIAIR VXLF 2.250/0-400
1 · Coupling
- COUPLING WITH FAN 506 534000 99619 blow-off valve54450322200
- COUPLING RING 511 535001 99619 vacuum relief valve90220020000
- HEX-HEAD SCREW 607 902101 22200 COuPlInG MOtOR sIDe, Ø 42mm (5.5...11kW)94523700000
- SHAFT END BOLD 195 902100 21600 COUPLING94527000000
- Stud 607 902102 22200 COuPlInG MOtOR sIDe, Ø 48mm (15kW)94696200000
- spherical seat washer 607 902100 22200 COuPlInG MOtOR sIDe, Ø 38mm (B5/300)95035400000
Our drawing of the machine type, with the VARIAIR VXLF 2.250/0-400'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 27 · Exploded viewDownload Spare Parts List (VTLF 2.250 SK), p. 2
- Position 27 · Exploded viewDownload Spare Parts List (VARIAIR VXLF 2.250/0-400), p. 2
- Position 27 · Exploded viewDownload Spare Parts List (VXLF 2.250SK), 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.