S (MN) Series Helical Worm Gearboxes

Introduction of S (MN) Series Helical Worm Gearbox

The S (MN) Series Helical Worm Gearbox and Gear Reducer are advanced and sophisticated power transmission devices that ingeniously combine the benefits of helical and worm gears. This innovative design ensures efficient power transmission with minimal energy loss and offers unmatched reliability and a compact form factor. Such attributes make these reducers an ideal power transmission solution for various industrial applications, ranging from manufacturing and logistics to chemical processing and food production. Their ability to deliver high torque, low noise operation, and versatile mounting options underscores their utility and adaptability in different operational environments.

Main Application Industries

Agriculture, Animal Husbandry, Automotive Industry, Cement Industry, Chemical Industry, Food Industry, Lifting Industry, Mining Industry, Packaging Industry, Renewable Energy, Steel Industry, Textile Industry, Water Treatment, etc.

Model Structural Type

• Model S (MN): Foot-Mounted Helical Worm Gearbox
• Model SF (MNF): B5 Flange-Mounted Helical Worm Gearbox
• Model SAF (MNAF): B5 Flange-Mounted Helical Worm Gearbox
• Model SA (MNA): Helical Worm Gearbox with Hollow Shaft
• Model SAT (MNAT): Helical Worm Gearbox in Torque-Arm Version with Hollow Shaft
• Model SAZ (MNAZ): B14 Flange-Mounted Helical Worm Gearbox with Hollow Shaft
• Model SHF (MNHF): B5 Flange and Expansion Plate Installation Cylindrical Helical Worm Gearbox
• Model SH (MNH): Expansion Plate Installation Cylindrical Helical Worm Gearbox
• Model SHT (MNHT): Expansion Plate Installation with Reverse Rotary Arm Fixation Cylindrical Helical Worm Gearbox
• Model SHZ (MNHZ): Flange and Expansion Plate Installation Cylindrical Helical Worm Gearbox

Technical Parameters

• Size Type: 37/47/57/67/77/87/97/107 (39/49/59/69/79/89/99/109)
• Output Torque: Up to 6000 N.m
• Output Speed: 0.16~147 r/min
• Input Power:  0.12~22 kW

• Output Shaft: Flat Key Solid Shaft, Flat Key Hollow Shaft, Shrink Disk Hollow Shaft, Involute Splined Hollow Shaft

Mounting Type and Shaft Arrangement

Foot-Mounted	B5 Flange-Mounted	B14 Flange-Mounted	Torque-Arm Mounted

Available Size Type

• Model S (MN): Foot-Mounted Helical Worm Gearbox

  S37 (MN39)	S47 (MN49)	S57 (MN59)	S67 (MN69)
  S77 (MN79)	S87 (MN89)	S97 (MN99)	S107 (MN109)

• Model SF (MNF): B5 Flange-Mounted Helical Worm Gearbox

  SF37 (MNF39)	SF47 (MNF49)	SF57 (MNF59)	SF67 (MNF69)
  SF77 (MNF79)	SF87 (MNF89)	SF97 (MNF99)	SF107 (MNF109)

• Model SAF (MNAF): B5 Flange-Mounted Helical Worm Gearbox

  SAF37 (MNAF39)	SAF47 (MNAF49)	SAF57 (MNAF59)	SAF67 (MNAF69)
  SAF77 (MNAF79)	SAF87 (MNAF89)	SAF97 (MNAF99)	SAF107 (MNAF109)

• Model SA (MNA): Helical Worm Gearbox with Hollow Shaft

  SA37 (MNA39)	SA47 (MNA49)	SA57 (MNA59)	SA67 (MNA69)
  SA77 (MNA79)	SA87 (MNA89)	SA97 (MNA99)	SA107 (MNA109)

• Model SAT (MNAT): Helical Worm Gearbox in Torque-Arm Version with Hollow Shaft

  SAT37 (MNAT39)	SAT47 (MNAT49)	SAT57 (MNAT59)	SAT67 (MNAT69)
  SAT77 (MNAT79)	SAT87 (MNAT89)	SAT97 (MNAT99)	SAT107 (MNAT109)

• Model SAZ (MNAZ): B14 Flange-Mounted Helical Worm Gearbox with Hollow Shaft

  SAZ37 (MNAZ39)	SAZ47 (MNAZ49)	SAZ57 (MNAZ59)	SAZ67 (MNAZ69)
  SAZ77 (MNAZ79)	SAZ87 (MNAZ89)	SAZ97 (MNAZ99)	SAZ107 (MNAZ109)

• Model SHF (MNHF): B5 Flange and Expansion Plate Installation Cylindrical Helical Worm Gearbox

  SHF37 (MNHF39)	SHF47 (MNHF49)	SHF57 (MNHF59)	SHF67 (MNHF69)
  SHF77 (MNHF79)	SHF87 (MNHF89)	SHF97 (MNHF99)	SHF107 (MNHF109)

• Model SH (MNH): Expansion Plate Installation Cylindrical Helical Worm Gearbox

  SH37 (MNH39)	SH47 (MNH49)	SH57 (MNH59)	SH67 (MNH69)
  SH77 (MNH79)	SH87 (MNH89)	SH97 (MNH99)	SH107 (MNH109)

• Model SHT (MNHT): Expansion Plate Installation with Reverse Rotary Arm Fixation Cylindrical Helical Worm Gearbox

  SHT37 (MNHT39)	SHT47 (MNHT49)	SHT57 (MNHT59)	SHT67 (MNHT69)
  SHT77 (MNHT79)	SHT87 (MNHT89)	SHT97 (MNHT99)	SHT107 (MNHT109)

• Model SHZ (MNHZ): Flange and Expansion Plate Installation Cylindrical Helical Worm Gearbox

  SHZ37 (MNHZ39)	SHZ47 (MNHZ49)	SHZ57 (MNHZ59)	SHZ67 (MNHZ69)
  SHZ77 (MNHZ79)	SHZ87 (MNHZ89)	SHZ97 (MNHZ99)	SHZ107 (MNHZ109)