TWIN DISC / Pump drives

Twin Disc AM 320

AM 320: Twin Disc pump drive. Review configurations, ratios and available official CAD models to identify the assembly installed on the machine.

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TWIN DISC AM 320

Interactive 3D exploded view

CAD of assembly AM320 · 1029021A. Model AM 320 is shown as part of this assembly, not as a standalone unit. Internal components are not represented in full.

AM320 1029021A 3 BD145 SAE #3 PTO SAE “C” 4-bolt pad , SAE “C” 14T spline SAE “C” 4-bolt pad , SAE “C” 14T spline SAE “C” 4-bolt pad , SAE “C” 14T spline

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This 3D view is based on Twin Disc’s CAD file for the configuration shown. Use it to recognise components. It is not an assembly manual and does not include every part number.

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Tap a part in the 3D view or choose its name from the list. Drag to rotate; pinch or use the mouse wheel to zoom.

Code shown in the drawing: —
CAD reference (not a part number): —
Model: AM 320
CAD configuration: 1029021A

CAD groups

Selection identifies a visible group. A CAD reference is not an orderable spare-part number.

The model and serial number are different. You’ll find the serial number on the Twin Disc unit’s identification plate; we use it to check that a part fits your particular unit.

Verified technical data

The following data refers to model AM 320, not to the performance of the complete assembly.

Model: AM 320
Family: AM
Catalogue maximum input power: 205 kW
Pump outputs: 3
Weight by configuration: B: 42 kg
Weight by configuration: BD 130: 82 kg
Weight by configuration: BD 145: 86 kg
Weight by configuration: BDS 130: 113 kg
Weight by configuration: BDS 145: 117 kg
CAD configuration: 1029021A

Versions documented in the catalogue

AM 320

Catalogue maximum input power: 205 kW
Pump outputs: 3
Weight by configuration: B: 42 kg
Weight by configuration: BD 130: 82 kg
Weight by configuration: BD 145: 86 kg
Weight by configuration: BDS 130: 113 kg
Weight by configuration: BDS 145: 117 kg
Performance by ratio: i 0.68 · T_in 735 Nm · T_out 250 Nm · n_in 2650 rpm
Performance by ratio: i 0.79 · T_in 700 Nm · T_out 275 Nm · n_in 2850 rpm
Performance by ratio: i 0.89 · T_in 670 Nm · T_out 300 Nm · n_in 3200 rpm
Performance by ratio: i 1 · T_in 630 Nm · T_out 315 Nm · n_in 3200 rpm
Performance by ratio: i 1.13 · T_in 560 Nm · T_out 320 Nm · n_in 3300 rpm
Performance by ratio: i 1.27 · T_in 550 Nm · T_out 350 Nm · n_in 3600 rpm
Performance by ratio: i 1.47 · T_in 500 Nm · T_out 365 Nm · n_in 3950 rpm

Source page: 3, 5, 6, 23, 24

These values apply to the configuration shown in the document. We check your machine’s details and availability before confirming the replacement part.

Technical documentation

Manufacturer source ↗Official Twin Disc family page ↗Technical data source for model AM 320 ↗

Source page: 3, 5, 6, 23, 24

CAD STEP · 1029021A ↗

Representative image of the product family; check the model on the identification plate.

Ask about a part for this model

What to send us for a AM 320 part

Start with a clear photo of the identification plate and one of the part. Include the part number if you know it, and describe the problem. Follow the manufacturer’s documentation and use qualified personnel for disassembly.

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Call us or send photos of the component and its identification plate on WhatsApp. We’ll help you work out which part to request.

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