MAB-500-1S

Name: Susin MAB-500-1S bevel gear actuator
Brand: Susin
SKU: MAB-500-1S

MAB-500-1S bevel gear actuator, 7,800 Nm and 500 kN, ratio 22.75:1, ISO 5210 F40.

Max torque

7,800 Nm (5,752.98 lbf·ft)

Max thrust

500 kN (112,404.47 lbf)

Gear ratio

22.75:1

Mechanical advantage

20.43 (±10%)

Gearing

Single stage reduction (1S)

Max stem, TW / Ø (key)

110 / Ø95 (22×14)

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Showing: MAB-500-1S · Single stage reduction · 22.75:1

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Price and lead time confirmed on your quote. MAB catalogue (PDF)

Specifications

Max torque: 7,800 Nm (5,752.98 lbf·ft)
Max thrust: 500 kN (112,404.47 lbf)
Gear ratio: 22.75:1
Mechanical advantage: 20.43 (±10%)
Gearing: Single stage reduction (1S)
Max stem, TW / Ø (key): 110 / Ø95 (22×14)
ISO 5210 flange: F40 standard, F35, F30 option
Recommended handwheel: Ø 710 mm
Rim effort at max torque: About 1,075 N on the recommended handwheel
Weight: 189 kg (approx.)
Operation: Manual, multi-turn (handwheel)
Mounting: ISO 5210, with an MOV flange for an electric actuator
Ingress protection: IP55, IP65, IP67M or IP68
Temperature: −20 to +80 °C (options −45 to +100 °C, −70 to +120 °C)
Housing: Ductile iron A536 65-45-12 (option cast iron)
Bevel gear and pinion: Spiral bevel, alloy steel EN-19 / AISI 1045
Stem bush: Aluminium bronze / carbon steel, replaceable, held by dual locknuts
Drive sleeve: Ductile iron A536 70-50-05
Input shaft: Steel (option stainless steel)
Coating: Epoxy and PU on the housing, powder-coated handwheel; marine and offshore systems available

Dimensions, mm

Part	Dimension	Value
Base	Flange type	B (F40)
Base	ØD1	300
Base	PCD ØD2	406
Base	Bolts N-H-DP	8-M36-55
Base	ØD3	475
External	H	5
External	H1	160
External	H2	180
External	H3	250
External	L1	390
Input shaft	L2	35
Input shaft	ØPD	38
Input shaft	Key	12×8
Handwheel	ØM	710
Stem cover	Thread	PF 6"

Dimensions from Susin’s single stage reduction drawing; letters as on the catalogue drawing. Rim effort is the maximum torque divided by the mechanical advantage and the handwheel radius; Susin’s standard limit is 360 N. Send us the valve torque, thrust and stem and we’ll confirm the model.

Which size?

Compare the MAB range

How the MAB series works, every size side by side and the common questions.

MAB series guide

The full data

Susin catalogue

Dimensions, materials and the complete performance tables, straight from the manufacturer.

MAB catalogue (PDF)

Need help?

Talk to our team

Send the valve, torque or thrust and air supply and we’ll confirm the right model, or call +44 7368 137917.

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