Gast · Inlet / non-return valve
AH326B
Horizontal Swing Type Check Valve, R1, R2
Where to get it
No supplier lists this number with us yet. Ask for a quote and a specialist finds price and availability for you.
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As printed in the source
| AH326B | Horizontal Swing Type Check Valve, R1, R2 (read by Claude, checked against the page)
Fits 25 models
As listed by GastWhen ordering, give the model and serial number from the nameplate: some parts changed within a model’s life.
Where it sits
In the R1102K-01
7 · Relief valve
- Pressure/Vacuum Relief Valve 1.50” NPT Adjustable 30-200 in. H2O; 200 CFM maximumAG258
- Pressure/Vacuum Relief Valve 2.50” NPT Adjustable 25-200 in. H2O; 560 CFM maximumAG258F
- Horizontal Swing Type Check Valve, R1, R2AH326B
- Horizontal Swing Type Check Valve, R4, R5, SDR4, R4PAH326D
- SPRINGAJ113DQ
- SPRINGAJ113DR
- SPRINGAJ113FQ
Our drawing of the machine type, with the R1102K-01'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.
Part number, name and fitment as published by Gast (source), retrieved 2026-10-20. Vac & Air is independent and not affiliated with the manufacturers shown; names and numbers identify the parts only.