SpartanTM Aluminum Worm Gear Drives



SPARTAN worm speed reducers are compact, rugged and lightweight alternatives for design flexibility.  Up to 2/3 lighter and 1/3 smaller than comparable cast iron units.




Basic Specification:

• Power Ratings from 1/4 to 8.2 hp.
• Output Torque to 3,900 in-lbs.
• Ratios from 7:1 through 4020:1.
• Output Speeds 25 rpm to 250 rpm.


Standard Features:

• Vent free design, factory lubricated with premium synthetic PAG460 gear lubricant with an operating temperature range of -25°F to 225°F (-32°C to 104°C).
• Precison machined single-piece aluminum alloy housing designed for light weight with high tensile strength.
• Resinol RT (MIL-STD 276) vacuum impregnated housings and caps for protection and sealing.
• Alloy shafting for greater strength.
• Hardened and ground worm and alloy bronze gear for greater wear life.
• Oversized bearings for higher shock and radial load capacity.
• Worm-worm and Helical-worm double reduction available.


Optional Features:

• Modified Standard and Custom Designs.
• Zinc plated steel mounting feet and torque arms.
• Long and short output mounting flanges.
• Unique or Harsh Environment Adaptations.

Motorized Worm Gear Drives:

• Motors produced by Marathon Electric for high efficiency, reliability and durability.
• General or Definite Purpose Motors.
• Brake or inverter duty motors, DC or washdown motors.
• Motor/Gear Drive Package Incentives Available, consult factory.
• See Section E for Available Motors.


This name is used, please enter another
{0} was created successfully.
{0} was deleted successfully.
New password and confirm password do not match.
The password entered does not comply with our password policy. Please try again.
The password entered does not comply with our password policy. Please try again.
You have already access to entered account.
Account already added
Please select an account
The entered account number is not valid or the account is not yet transitioned for use at
You must provide a valid account number to be added. Please contact your Sales Representative or Account Administrator if you don’t know your Account Number.
Please select Additional Access checkbox.
Please enter your address.
Please enter your address cont.
Please check to agree with Terms of Use and Privacy Policy.
Please enter your city.
Please enter your company name.
Please enter confirm password.
Please select your country.
Please enter a valid format for your email address.
Email address required
Please enter your email address.
Please enter your first name.
Please review and select a warehouse for Catalog/Part Numbers: {0}
Please enter your job title.
Please enter your last name.
The current password entered does not match your password or new password is the same like one of the previous or password changed last 30 days.
Profile updated successfully.
Error while request access.
Registration Information has been received.   Thank you for your interest in Regal.
Please enter new password.
Please enter old password.
Please enter a valid format for your phone number.
Please enter your phone number.
Please enter a valid format for your extension.
Please select at least one product category.
Please verify you are not a robot.
Registration Information has been received.   Thank you for your interest in Regal.
You must provide the name of a Regal Beloit employee who can confirm your need for access to Genteq technical documents.
Please select your state.
This email is already in use. Please log in.
You do not have permission to access this page.
Confirmation code has been sent successfully to your new email address. Please enter the Confirmation code and update the profile.
Email Address has been changed successfully. Please check your email for information to login again.
Verification code required
Please enter your zip code.
Your session has timed out. You must log in again to access secure content. Any work on the current page will be lost.
Your shopping cart qualifies for free shipping.
Add {0} more to your cart to qualify for free shipping.
Add {0} more to qualify for free shipping.
This item is discontinued, but you may order against the remaining inventory. You have requested {4} items of the total remaining quantity of {2}.
The following items have been added to your cart: {0}
Request of quotes should allow items in same segment
Uploaded file is not supported, File upload supports word, excel and pdf.
File too Big, please select a file less than 20mb
The item you have entered have no business segment.
The item {1} allow maximum {0} quantity.
The item {1} requires a minimum of {0} quantity.
Please enter Required Specifications.
Error submitting request.
Your request has been submitted successfully.
Please enter valid product.
The item {1} must be in multiples of {0} quantity.
The {0} you have entered was not found. Please revise.