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SIEGMA 5GN40K 90 mm Parallel Shaft Gearhead, 40:1 Ratio, GN Pinion, 12 mm Shaft

MODEL 5GN40K

BRAND

SKU

6485448

UOM

each

$54.15 Each

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Frame Size

90mm

Pinion

GN

Ratio

40 to 1

Shaft/Hollow Bore Dimensions

15mm

Style

Parallel Shaft Gearhead

SIEGMA 5GN40K

SIEGMA 5GN40K is a 90 mm square parallel shaft gearhead with a 40:1 ratio for SIEGMA GN-pinion AC motors (40, 60 W). It gives 45 r/min output at 60 Hz with a 4-pole motor and up to 10 N·m (88.5 lb-in) of permissible torque, depending on the motor.

Typical uses are conveyors, indexers, packaging machinery and food processing equipment.

Mounting

Mounts to the standard 90 mm GN/GU frame — same bolt pattern as Oriental Motor and other major brands (104 mm bolt circle).

Output shafts are not standardized across brands: this gearhead has a 12 mm (0.472 in) h7 shaft with a 4 mm key. Check it against the dimension drawing before fitting a coupling, pulley or sprocket.

A motor and gearhead must share the same frame size and pinion type; use this gearhead with SIEGMA GN-pinion motors.

Features
  • Metric 12 mm (0.472 in) h7 output shaft with a 4 x 4 x 25 mm key
  • Accepts SIEGMA GN-pinion motors, 90 mm frame
Specifications
Frame Size90 mm (3.543 in) square
For MotorsSIEGMA GN-pinion, 40 W, 60 W
Gearhead5GN40K — parallel shaft gearhead
Gear Ratio40:1
Output Speed (60 Hz)45 r/min
Output Speed (50 Hz)37 r/min
Speed BasisSynchronous speed of a 4-pole motor divided by the ratio; actual speed is 2–20% lower depending on load
Permissible Torque with 40 W Motor (60 Hz)7.19 N·m (63.6 lb-in)
Permissible Torque with 60 W Motor (60 Hz)10 N·m (88.5 lb-in)
Output Shaft12 mm (0.472 in) h7, 4 mm key (4 x 4 x 25 mm)
Shaft Protrusion32 mm (1.260 in)
Output Boss36 mm diameter
Gearhead Mounting104 mm bolt circle, 4x 6.5 mm holes
Gearhead Length60 mm (2.362 in)
What's Included

One SIEGMA 5GN40K gearhead. The motor is sold separately.

Downloads

Download a 3D CAD model (STEP), a dimension drawing (PDF) and the SIEGMA catalog pages (PDF) for this product from the documents section of this page.

Oriental Motor is a trademark of Oriental Motor Co., Ltd. SIEGMA is not affiliated with or endorsed by Oriental Motor.

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