Busch · Relief / safety valve

0917 149 552

Name: Busch 0917 149 552 Pressure relief valve, pressure side
Brand: Busch
SKU: 0917 149 552

Pressure relief valve, pressure side

Manufacturer’s part number

Where to get it

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Find it on Busch’s site

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As printed in the source

SI 0090-0210 E1/E2 Pressure relief valve, pressure side 0917 149 552 SI 0320 E1/E2

Fits 22 models

As listed by Busch

Model	Source
SAMOS SI 0045 E1	Instruction manual SAMOS SI 0045-2200 E1 SI 0150-1100 E2 EN
SAMOS SI 0090 E1	Instruction manual SAMOS SI 0045-2200 E1 SI 0150-1100 E2 EN
SAMOS SI 0090 E2	Instruction manual SAMOS SI 0045-2200 E1 SI 0150-1100 E2 EN
SAMOS SI 0150 E1	Instruction manual SAMOS SI 0045-2200 E1 SI 0150-1100 E2 EN
SAMOS SI 0150 E2	Instruction manual SAMOS SI 0045-2200 E1 SI 0150-1100 E2 EN
SAMOS SI 0210 E1 (A)	Instruction manual SAMOS SI 0045-2200 E1 SI 0150-1100 E2 EN
SAMOS SI 0210 E1 (B)	Instruction manual SAMOS SI 0045-2200 E1 SI 0150-1100 E2 EN
SAMOS SI 0210 E2	Instruction manual SAMOS SI 0045-2200 E1 SI 0150-1100 E2 EN
SAMOS SI 0320 E1 (A)	Instruction manual SAMOS SI 0045-2200 E1 SI 0150-1100 E2 EN
SAMOS SI 0320 E1 (B)	Instruction manual SAMOS SI 0045-2200 E1 SI 0150-1100 E2 EN
SAMOS SI 0320 E2 (A)	Instruction manual SAMOS SI 0045-2200 E1 SI 0150-1100 E2 EN
SAMOS SI 0320 E2 (B)	Instruction manual SAMOS SI 0045-2200 E1 SI 0150-1100 E2 EN
SAMOS SI 0500 E1 (A)	Instruction manual SAMOS SI 0045-2200 E1 SI 0150-1100 E2 EN
SAMOS SI 0500 E1 (B)	Instruction manual SAMOS SI 0045-2200 E1 SI 0150-1100 E2 EN
SAMOS SI 0540 E1 (A)	Instruction manual SAMOS SI 0045-2200 E1 SI 0150-1100 E2 EN
SAMOS SI 0540 E1 (B)	Instruction manual SAMOS SI 0045-2200 E1 SI 0150-1100 E2 EN
SAMOS SI 1150 E1 (A)	Instruction manual SAMOS SI 0045-2200 E1 SI 0150-1100 E2 EN
SAMOS SI 1150 E1 (B)	Instruction manual SAMOS SI 0045-2200 E1 SI 0150-1100 E2 EN
SAMOS SI 1150 E1 (C)	Instruction manual SAMOS SI 0045-2200 E1 SI 0150-1100 E2 EN
SAMOS SI 1150 E2	Instruction manual SAMOS SI 0045-2200 E1 SI 0150-1100 E2 EN
SAMOS SI 1500 E1	Instruction manual SAMOS SI 0045-2200 E1 SI 0150-1100 E2 EN
SAMOS SI 2200 E1	Instruction manual SAMOS SI 0045-2200 E1 SI 0150-1100 E2 EN

When ordering, give the model and serial number from the nameplate: some parts changed within a model’s life.

Where it sits

In the SAMOS SI 0045 E1

4 · Relief valve

Our drawing of the machine type, with the SAMOS SI 0045 E1's own parts; this part is highlighted. Side view along the shaft: the impeller runs in the open channel of the housing, closed by the cover.

In the manufacturer’s drawings

Position 0917 149 552 · Spare Parts AccosseriesInstruction manual SAMOS SI 0045-2200 E1 SI 0150-1100 E2 EN, p. 9

Part number, name and fitment as published by Busch, retrieved 2026-10-19. Vac & Air is independent and not affiliated with the manufacturers shown; names and numbers identify the parts only.