Martin Sprocket & Gear
Martin 40BB17H 5/8 BB-H Ball Bearing Type A Idler Roller Chain Sprocket, 5/8 in Dia Bore, 2.97 in OD, 40 Chain, 17 Teeth, 1/2 in Pitch, Steel
Martin idlers are smooth-running and available in oil-impregnated, sintered bronze, extra-duty bearing press-fitted in sprocket and a hardened steel journal case for maximum resistance to wear. Steel sprockets used in Martin idlers are accurately machined (not stamped) the same as sprockets normally supplied for power transmission use. Martin can also alter existing sprockets and install bearings to make custom idlers.
Martin 35A72 Stock Bore Type A Single Pitch Roller Chain Sprocket, 23/32 in Dia Bore, 8.814 in OD, #35 Chain, 72 Teeth, 3/8 in Pitch, Steel
A plates are flat sprockets with no hub extension on either side. They can be altered for your application with bolt holes, custom bores, hardened teeth or special hubs welded to them.
Martin 35A60 Stock Bore Type A Single Pitch Roller Chain Sprocket, 23/32 in Dia Bore, 7.38 in OD, #35 Chain, 60 Teeth, 3/8 in Pitch, Steel
A plates are flat sprockets with no hub extension on either side. They can be altered for your application with bolt holes, custom bores, hardened teeth or special hubs welded to them.
Martin 35A40 Stock Bore Type A Single Pitch Roller Chain Sprocket, 19/32 in Dia Bore, 4.99 in OD, #35 Chain, 40 Teeth, 3/8 in Pitch, Steel
A plates are flat sprockets with no hub extension on either side. They can be altered for your application with bolt holes, custom bores, hardened teeth or special hubs welded to them.
Martin 2012 1 7/8 Standard Taper Lock Bushing, 1-7/8 in Dia Bore, 2-3/4 in Dia Barrel, 1-1/4 in OAL, Steel
Martin 2012 1 7/8 Standard Taper Lock Bushing, 1-7/8 in Dia Bore, 2-3/4 in Dia Barrel, 1-1/4 in OAL, Steel
Martin 140J60 QD Bushed Type C Single Pitch Roller Chain Sprocket, 34.442 in OD, #140 Chain, 60 Teeth, 1-3/4 in Pitch, Steel
QD (quick detachable)is a sprocket where a tapered bushing is bolted into the taper bore that is machined in the sprocket. When installed this bushing is compressed onto the shaft providing a tight grip.
Martin 120J80 QD Bushed Type C Single Pitch Roller Chain Sprocket, 39.078 in OD, #120 Chain, 80 Teeth, 1-1/2 in Pitch, Steel
QD (quick detachable)is a sprocket where a tapered bushing is bolted into the taper bore that is machined in the sprocket. When installed this bushing is compressed onto the shaft providing a tight grip.
Martin 100E25 QD Bushed Type B1 Single Pitch Roller Chain Sprocket, 10.645 in OD, #100 Chain, 25 Teeth, 1-1/4 in Pitch, Steel
QD (quick detachable)is a sprocket where a tapered bushing is bolted into the taper bore that is machined in the sprocket. When installed this bushing is compressed onto the shaft providing a tight grip.
Martin timing pulleys are manufactured to extremely close specifications and are stocked in minimum plain bore, taper bushed, QD bushed styles depending on size and pitch. Synchronous sprockets are non-slip toothed drives that require no lubrication. These sprockets have a wide speed range, are very efficient and make less noise than chain drives. Teeth on the belts are molded to conform with and engage the teeth on a mating sprocket.
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