Product overview
New aftermarket 25VQTAS12AS 2297AA21R — a VQT thru-drive vane pump: the pump carries a thru-drive coupling and adapter on its mounting face so a second pump can be bolted on and driven by the same shaft. The model number is decoded item by item below.
Model code — 25VQTAS12AS 2297AA21R
| Series | VQT thru-drive single pump |
| Thru-drive adapter | thru-drive adapter SAE “A” |
| Front mounting flange | S = SAE B / 101-2 |
| Shaft-end displacement | 12 = 40.2 cm³/r (2.45 in³/r) – same code meaning as the VQ single pump |
| Port connection | A = SAE 4-bolt flange |
| Port threads | inch |
| Shaft seal | S = double shaft seal |
| Coupling | 2 = SAE splined coupling supplied |
| Shaft | 297 = splined |
| Outlet / adapter position | outlet A / adapter A (viewed from cover end) |
| Design number | 21 |
| Rotation | right hand (clockwise) |
Ordering
Send us the complete model number from your nameplate and we will confirm this pump matches before you order.
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