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In Stock Parts Is an Authorized Sumitomo Cyclo Build Center as well as an authorized distributor or re-seller for the following products.


Sumitomo (Paramax Parallel Shaft Reducers, Cyclo6000 Cycloidal Concentric Shaft Reducers & Integral Gearmotors, HSM Shaft Mount Reducers, Helical BuddyBox Reducers, Bevel BuddyBox Reducers (BBB4 & BBB5), Compower Planetary Reducers, Hedcon Worm Reducers, Fortress Stainless Reducers), Hansen P4 Reducers, Uniminer), Master Power Transmission (Fortis Shaft Mount Reducer, Master APG, Master ComboGear, Master XL, Reeves, Tactix), Motovario,  Grove Gear, Radicon, Hub City, Foote-Jones, Cleveland Gear, Sterling Electric (Right Angle Reducers, Washdown Reducers)

Electric Motors & Accessories

Baldor (Super-E & XT Severe Duty Motors etc.), Teco-Westinghouse, WEG, Leeson, Marathon, Dings Brakes (C-Face Brakes), Rosta (Self-Tensioning Pivot Motor Mount), Overly Hautz (Adjustable Motor Bases)

Electrical & Controls

Invertek (Variable Frequency Drives) LS Electric (Contactors, Overload Relays, VFDs), Baco Controls (30mm & 22mm Push Buttons, Switches & Indicators), Motortronics (Soft Starters, DC Injection Braking), Teco-Westinghouse (VFDs & Soft Starters), WEG (Contactors, Relays, Soft Starters, VFDs, Push Buttons & Switches), Littelfuse (Fuses & Relays), Hammond Manufacturing (Electrical Enclosures & Transformers), Socomec (Fusible & Non-Fusible Safety Disconnect Switches)

Bearings & Mounted Units

Rexnord / Link-Belt Mounted Ball & Roller Bearings, Craft (Split Mounted Roller Bearings), URB (Radial Ball Bearings, Cylindrical Roller Bearings, Spherical Roller Bearings, Thrust Ball Bearings, Thrust Cylindrical Roller Bearings), Moline Bearing (Mounted Roller Bearings, Royersford (Mounted Roller Bearings & Journal Bearings), Anson (Urethane, Zinc Aluminum and Bronze Bushed Split Journal Bearings), Kobe Bearing (Ball Bearings, Roller Bearings, Needle Bearings, Cam Followers & Yoke Rollers, Bearing Adapters, Slewing Ring Bearings, Normal Duty & Medium Duty Mounted Units), FYH (Mounted Ball & Roller Bearings), Carter (Domestic Cam Followers, Yoke Rollers & Caged Needle Rollers), Smith Bearing (Cam Followers, Inner Races, Spherical Plain Bearings & Track Rollers), Isostatic (Bronze Bearings, Bushings, Bars & Plates)

Power Transmission

HKK (Solid Bushing & Solid Roller Japanese Roller Chain), Bando (Belts), Linn Gear (Domestic Sprockets & Gearing), Climax Metal Products (Keyless Bushings, Steel Clamping Couplers & Shaft Collars), LoveJoy (Couplings), Rosta (Tensioning & Vibration Dampening), Royersford (Rigid Shaft Couplers), Amec (Sprockets, Sheaves & Bushings), MasterDrive (Sheaves, Timing Sprockets, & Bushings), PowerDrive (Sprockets, Sheaves, Timing Sprockets, Bushings), Senqcia Maxco (Roller Chain), Mac Chain (Mill Chain), Connexus (Mill Chain)

Safety & PPE

Gateway Safety (Ear Plugs, Masks & Respirators, Safety Glasses, Hard Hats etc.), Seattle Glove (Leather Drives, Cut Resistant, Mechanics Gloves, Disposable Latex, Nitrile & Vinyl Gloves, Safety Vests, Danger & Caution Tape), MasterLock (Lockout Tagout)

Seals, Gaskets & Packing

Dichtomatik (Seals & O-Rings), Chemstar (Packing & Gasket Material)

Drilling & Threading

Greenfield Industries (Burs, Counterbores, Dies, Drill Bits, Drill & Tap Sets, Drill, Tap & Die Sets, End Mills, Reamers, Saws, Taps, Tap & Die Sets, Thread Mills), Bassett, Chicago-Latrobe, Cleveland, Cle-Line, Cle-Force Greenfield Threading, 

Lubricants, Cleaners & Adhesives

CRC, SAF-T-LOK (Thread Locker, Thread Sealer, Retaining Compound, Structural Adhesive, Instant Bonder, RTV732 Silicone Sealant), SAF-T-EZE (Anti-Seize, Bearing Lubricant, Belt-Dress, Contact Clean, Dry-Moly, Gasket-Off, Pen-Oil, Silicone-Lube, T-Gel)

Our Manufacturers: Text


Our Manufacturers: Our Products


Concentric Shaft, Shaft Mounted, Right Angle & Parallel Shaft Drives

In Stock Parts is an authorized Sumitomo build center in Fort Smith, Arkansas where we keep popular Cyclo® 6000 frame sizes, ratios and motor mounts in stock for fast delivery (including Mill Duty Packages).

We also stock a broad range Cyclo® 6000 integral gearmotors & HSM® Shaft Mounted Reducers including bushings & motor mounts.



In Stock Parts is not an authorized distributor for the surplus products we sell.

Falk (Y Unit Parallel Shaft, A Unit Parallel Shaft, Mixer Drives, Ultramax F Unit Concentric Shaft, Quadrive Shaft Mount, Grid Couplings, Gear Couplings, Hydraulic Couplings, Backstops

Rexnord (Planetary Reducers, Couplings)

Dodge ("TXT" Torque-Arm Reducers, "SCXT" Screw Conveyor Drives, Couplings, Mounted Units)

Other Surplus Brands Include: Allen-Bradley, Square-D, Cutler-Hammer, Vickers, Bosch Rexroth, Mac Valves, Asco, Banner, Norgren, Parker, Siemens, Toshiba, GE, Stearns & More. 

Our Manufacturers: Text
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