No Maintenance NEMA Gearbox Manufacturer

power transmission gear units NEMA gearboxes

No Maintenance NEMA Gearboxes

STOBER’s NEMA gearboxes require no maintenance. No oil leaks, no rust, and no water ingress. Every NEMA gear unit is assembled at our Maysville, Ky. facility, backed by a three-year warranty, and delivered fast – one-day shipping! These gear units are tough – in fact, we make the world’s toughest gearbox.

Our ability to design fully customized solutions make us the most versatile manufacturer of NEMA gearboxes. We’ve supplied units to customers in industries including automotive manufacturing, beverage production, printing, food processing, material handling, packaging, and more. No matter what the application, our products are designed to provide the highest degree of resiliency and durability. This makes them perfect for challenging environments and conditions, including harsh washdowns and intensive cleaning. At the same time, our NEMA gear units also deliver the superior performance that can revolutionize how well equipment functions across numerous processes.

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The KSS series is the world’s toughest gearbox.

It is made from stainless steel and electropolished to create a product that can withstand the harshest cleaning.

No maintenance, no water ingress, no oil leaks.

KSS hollow

KSS Series: TECHNICAL DATA

Power Density:
Price Range:
$
$
$
$
$
  • Total gear ratio range: 4 – 272
  • Output torque: 364 – 4,872 lb in
  • Efficiency: Up to 97%
  • Overhung Load Capacity: Up to 2,520 lbs.

Find your right fit!

KSS hollow

KSS Series: FEATURES

  • Outputs:
    • Hollow bore
    • Shaft output
    • Double wobble free bushing
  • Housing Styles:
    • Output flange
    • Pitch circle diameter tapped holes
    • Foot mounting
    • Torque arm bracket
  • Motor Adapter:
    • MSR – standard clamp coupling
  • Mounting Positions:
    • EL1256 (Any horizontal output position)
    • E34
  • IP Ratings:
    • IP68 and IP69K Certified

Find your right fit!

KSS features

KSS Gearbox by STOBER Drives Click play to begin and ? icon for controls and navigation assistance

KSS Series: PART NUMBER EXAMPLE:

kss gear unit part number

KSS 1 0 2
W G
0040
MS1R 050
E1256
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The K/KL series is the ultimate solution for right angle applications.

With its unique helical bevel gearing, you achieve unparalleled performance, efficiency, and lifetime. It is 98.5% efficient per stage of gearing.

Choose the output and housing style that fits your application.

Output options include hollow bore, shaft, and bushing. Housing styles include torque arm, foot mounting, flange, and tapped holes.

KSS hollow

K Series: TECHNICAL DATA

Power Density:
Price Range:
$
$
$
$
$
  • Total gear ratio range: 4 – 381
  • Output torque: 298 – 94,002 lb in
  • Efficiency: Up to 97%
  • Overhung Load Capacity: Up to 18,000 lbs.

Find your right fit!

K hollow

K Series: FEATURES

  • Outputs:
    • Hollow bore
    • Shaft output (K)
    • Shaft with or without key (KL)
    • Single or double wobble free bushing
  • Housing Styles:
    • Output flange (Round for K, Square for KL)
    • Pitch circle diameter tapped holes
    • Foot mounting
    • Torque arm bracket
  • Package Options: options for different environments. A package includes coating, lubrication, and output material
    • Standard Duty – RAL-9005 black paint, Synthetic Exxon Mobil SHC 629, carbon steel output
    • Corrosion Resistant Duty – 316 stainless steel epoxy paint, Exxon Mobil SHC 630 or 600XP220 Mineral, and stainless steel output
    • Food Duty – 316 stainless steel epoxy food duty paint with anti-microbial clear coat, Exxon Mobil SHC CIBUS 220, and stainless steel output
  • Motor Adapter:
    • MLR – standard clamp coupling for KL
    • MR – standard clamp coupling for K
  • Mounting Positions:
    • Standard Duty – EL1, 2, 3, 4, 5, or 6
    • Corrosion Resistant or Food Duty – EL1256 (Any horizontal output)

Find your right fit!

K features

K/KL Series: PART NUMBER EXAMPLE:

K KL MR series part number

K 2 0 2
A F
0040
MR140 / 050
F
EL1256
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The C series utilizes helical gearing for up to 97% efficiency.

Choose the housing style that fits your application – round or square flanges, tapped holes, or foot mounting.

KSS hollow

C Series: TECHNICAL DATA

Power Density:
Price Range:
$
$
$
$
$
  • Total gear ratio range: 2 – 276
  • Output torque: 182 – 53,148 lb in
  • Efficiency: Up to 97%
  • Overhung Load Capacity: Up to 8,325 lbs.

Find your right fit!

inline gearbox

C Series: FEATURES

  • Outputs:
    • Shaft with key
  • Housing Styles:
    • Round output flange
    • Pitch circle diameter tapped holes
    • Foot mounting
    • Square output flange
  • Package Options: options for different environments. A package includes coating, lubrication, and output material
    • Standard Duty – RAL-9005 black paint, Synthetic Exxon Mobil SHC 629, carbon steel output
    • Corrosion Resistant Duty – 316 stainless steel epoxy paint, Exxon Mobil SHC 630 or 600XP220 Mineral, and stainless steel output
    • Food Duty – 316 stainless steel epoxy food duty paint with anti-microbial clear coat, Exxon Mobil SHC CIBUS 220, and stainless steel output
  • Motor Adapter:
    • MR – standard clamp coupling
  • Mounting Positions:
    • EL1, 2, 3, 4, 5, or 6
    • Corrosion Resistant or Food Duty – EL1234 (Any horizontal output)

Find your right fit!

C features

C Series: PART NUMBER EXAMPLE:

C MR series part number

C 2 0 2
N
0040
MR140 / 050
F
EL1234
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The F series utilizes helical gearing for up to 97% efficiency.

Choose the output and housing style that fits your application. Outputs include hollow bore, solid shaft, or bushing, and mounting styles include round flanges, tapped holes, or foot mounting.

KSS hollow

F Series: TECHNICAL DATA

Power Density:
Price Range:
$
$
$
$
$
  • Total gear ratio range: 4 – 552
  • Output torque: 392 – 9,744 lb in
  • Efficiency: Up to 97%
  • Overhung Load Capacity: Up to 2,813 lbs.

Find your right fit!

offset gearbox

F Series: FEATURES

  • Outputs:
    • Hollow bore
    • Shaft
    • Single or double wobble free bushing
  • Housing Styles:
    • Output flange
    • Pitch circle diameter tapped holes
    • Foot mounting
  • Package Options: options for different environments. A package includes coating, lubrication, and output material
    • Standard Duty – RAL-9005 black paint, Synthetic Exxon Mobil SHC 629, carbon steel output
    • Corrosion Resistant Duty – 316 stainless steel epoxy paint, Exxon Mobil SHC 630 or 600XP220 Mineral, and stainless steel output
    • Food Duty – 316 stainless steel epoxy food duty paint with anti-microbial clear coat, Exxon Mobil SHC CIBUS 220, and stainless steel output
  • Motor Adapter:
    • MR – standard clamp coupling
  • Mounting Positions:
    • EL1, 2, 3, 4, 5, or 6
    • Corrosion Resistant or Food Duty – EL1234 (Any horizontal output)

Find your right fit!

F features

F Series: PART NUMBER EXAMPLE:

F MR series part number

F 2 0 2
A G
0043
MR140 / 050
F
EL134
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The document you are looking for is not there? Tip: Select “All languages”.
TitleVersionIDDateSize
MGS Speed ReducersMGS Speed Reducers314429332023 02EN19.59 MB
The document you are looking for is not there? Tip: Select “All languages”.
TitleVersionIDDateSize
Replacement parts list MGS gears with pre-stage in mounting position 5Replacement parts list MGS gears with pre-stage in mounting position 5014414912009 11EN50.87 KB
Replacement parts list K10 helical bevel gear unitReplacement parts list K10 helical bevel gear unit004434552024 07EN1.33 MB
Replacement parts list offset helical gear units F102 F202 F302 F402 F602 SB SG SGNReplacement parts list offset helical gear units F102 F202 F302 F402 F602 SB SG SGN034408362010 03EN85.11 KB
Replacement parts list helical gear units C1002 NReplacement parts list helical gear units C1002 N014408272009 11EN78.97 KB
Replacement parts list helical gear units C1002 G FReplacement parts list helical gear units C1002 G F014408282009 11EN83.31 KB
Replacement parts list helical gear units C1002 NG NFReplacement parts list helical gear units C1002 NG NF014408292009 11EN85.91 KB
Replacement parts list helical gear units C1003 NReplacement parts list helical gear units C1003 N014408302009 11EN82.84 KB
Replacement parts list helical gear units C1003 G FReplacement parts list helical gear units C1003 G F014408312009 11EN86.91 KB
Replacement parts list helical gear units C1003 NG NFReplacement parts list helical gear units C1003 NG NF014408322009 11EN89.44 KB
Replacement parts list offset helical gear units F102 F202 F302 F402 F602 VReplacement parts list offset helical gear units F102 F202 F302 F402 F602 V034408332010 03EN72.86 KB
Replacement parts list offset helical gear units F102 F202 F302 F402 F602 AB AG AGNReplacement parts list offset helical gear units F102 F202 F302 F402 F602 AB AG AGN034408342010 03EN78.05 KB
Replacement parts list offset helical gear units F102 F202 F302 F402 F602 AF AFN AQReplacement parts list offset helical gear units F102 F202 F302 F402 F602 AF AFN AQ034408352010 03EN79.34 KB
Replacement parts list offset helical gear units F102 F202 F302 F402 F602 SF SFN SQReplacement parts list offset helical gear units F102 F202 F302 F402 F602 SF SFN SQ034408372010 03EN81.41 KB
Replacement parts list helical gear units C603 C613 C703 C713 C803 C813 C903 C913 G FReplacement parts list helical gear units C603 C613 C703 C713 C803 C813 C903 C913 G F024408252009 11EN86.68 KB
Replacement parts list offset helical gear units F103 F203 F303 F403 F603 VReplacement parts list offset helical gear units F103 F203 F303 F403 F603 V034408382010 03EN79.66 KB
Replacement parts list offset helical gear units F103 F203 F303 F403 F603 AB AG AGNReplacement parts list offset helical gear units F103 F203 F303 F403 F603 AB AG AGN034408392010 03EN84.50 KB
Replacement parts list offset helical gear units F103 F203 F303 F403 F603 AF AFN AQReplacement parts list offset helical gear units F103 F203 F303 F403 F603 AF AFN AQ034408402010 03EN85.53 KB
Replacement parts list offset helical gear units F103 F203 F303 F403 F603 SB SG SGNReplacement parts list offset helical gear units F103 F203 F303 F403 F603 SB SG SGN034408412010 03EN91.57 KB
Replacement parts list offset helical gear units F103 F203 F303 F403 F603 SF SFN SQReplacement parts list offset helical gear units F103 F203 F303 F403 F603 SF SFN SQ034408422010 03EN87.52 KB
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Lubrication Table KSSLubrication Table KSS302021 09EN582.68 KB
Lubrication Table K Food and BevLubrication Table K Food and Bev302021 09EN74.26 KB
Lubrication Table F Food and BevLubrication Table F Food and Bev302021 09EN69.23 KB
Replacement parts list helical gear units C603 C613 C703 C713 C803 C813 C903 C913 NG NFReplacement parts list helical gear units C603 C613 C703 C713 C803 C813 C903 C913 NG NF024408262009 11EN86.95 KB
Replacement parts list helical gear units C603 C613 C703 C713 C803 C813 C903 C913 NReplacement parts list helical gear units C603 C613 C703 C713 C803 C813 C903 C913 N024408242009 11EN83.03 KB
cLEAN System Motor MountingcLEAN System Motor Mounting004427532024 01EN1.35 MB
Replacement parts list K1 helical bevel gear unitReplacement parts list K1 helical bevel gear unit004431322018 09EN1.37 MB
Manual Gear Units Installation and TroubleshootingManual Gear Units Installation and Troubleshooting304429002021 09EN16.36 MB
Replacement parts list helical gear units C1013 NG NFReplacement parts list helical gear units C1013 NG NF014415882009 11EN97.33 KB
Replacement parts list helical gear units C1014 NG NFReplacement parts list helical gear units C1014 NG NF014415892009 11EN106.69 KB
Replacement parts list K9 helical bevel gear unitReplacement parts list K9 helical bevel gear unit014426862018 03EN1.82 MB
Replacement parts list K8 helical bevel gear unitReplacement parts list K8 helical bevel gear unit004426922018 03EN1.86 MB
Replacement parts list K7 helical bevel gear unitReplacement parts list K7 helical bevel gear unit004430642018 03EN1.86 MB
Replacement parts list K6 helical bevel gear unitReplacement parts list K6 helical bevel gear unit004430732018 03EN1.80 MB
Replacement parts list K5 helical bevel gear unitReplacement parts list K5 helical bevel gear unit004431282018 10EN1.73 MB
Replacement parts list K2 K3 K4 helical bevel gear unitReplacement parts list K2 K3 K4 helical bevel gear unit004431312018 10EN1.63 MB
Replacement parts list helical gear units C002 C102 C202 C302 C402 C502 NReplacement parts list helical gear units C002 C102 C202 C302 C402 C502 N024408132009 11EN69.74 KB
Replacement parts list helical gear units C602 C612 C702 C712 C802 C812 C902 C912 NG NFReplacement parts list helical gear units C602 C612 C702 C712 C802 C812 C902 C912 NG NF024408232009 11EN79.16 KB
Replacement parts list helical gear units C002 C102 C202 C302 C402 C502 G FReplacement parts list helical gear units C002 C102 C202 C302 C402 C502 G F024408142009 11EN72.75 KB
Replacement parts list helical gear units C002 C102 C202 C302 C402 C502 QReplacement parts list helical gear units C002 C102 C202 C302 C402 C502 Q024408152009 11EN69.95 KB
Replacement parts list helical gear units C002 C102 C202 C302 C402 C502 NG NFReplacement parts list helical gear units C002 C102 C202 C302 C402 C502 NG NF024408162009 11EN73.14 KB
Replacement parts list helical gear units C103 C203 C303 C403 C503 NReplacement parts list helical gear units C103 C203 C303 C403 C503 N024408172009 11EN77.80 KB
Replacement parts list helical gear units C103 C203 C303 C403 C503 G FReplacement parts list helical gear units C103 C203 C303 C403 C503 G F024408182009 11EN79.63 KB
Replacement parts list helical gear units C103 C203 C303 C403 C503 QReplacement parts list helical gear units C103 C203 C303 C403 C503 Q024408192009 11EN77.52 KB
Replacement parts list helical gear units C103 C203 C303 C403 C503 NG NFReplacement parts list helical gear units C103 C203 C303 C403 C503 NG NF024408202009 11EN80.38 KB
Replacement parts list helical gear units C602 C612 C702 C712 C802 C812 C902 C912 NReplacement parts list helical gear units C602 C612 C702 C712 C802 C812 C902 C912 N024408212009 11EN75.77 KB
Replacement parts list helical gear units C602 C612 C702 C712 C802 C812 C902 C912 G FReplacement parts list helical gear units C602 C612 C702 C712 C802 C812 C902 C912 G F024408222009 11EN78.12 KB
Lubrication Table C Food and BevLubrication Table C Food and Bev302021 09EN71.01 KB
The document you are looking for is not there? Tip: Select “All languages”.
TitleVersionIDDateSize
Flyer cLEAN System Drive OverviewFlyer cLEAN System Drive Overview012024 10EN1.83 MB
Flyer cLEAN System CertificationFlyer cLEAN System Certification012024 10EN1.75 MB
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Why Choose STOBER?

We’ve been a leading provider of gearboxes and other drive systems for more than 85 years. We believe that’s a direct result of our unwavering dedication to quality. Ever since the inception of our company, we’ve been driven to bring original, innovative ideas to the industry and never settled for anything that was simply good enough. That’s why we’ve become known as the world’s toughest gearbox manufacturer, and it’s why we’re confident you’ll join the ranks of our many satisfied customers. To learn more about our range of NEMA right-angle gearboxes and other related solutions, reach out and talk to us today.

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STOBER’s Power Tips video series shares best practices and helpful answers to frequently asked questions. 

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K series part number