MARTIN SPROCKET & GEAR 12BTB38

MARTIN SPROCKET & GEAR 12BTB38

MARTIN SPROCKET & GEAR

MARTIN SPROCKET & GEAR 12BTB38

12BTB38 PART NUMBER

Tapered Bushed Sprocket - Metric - Taper Lock Bushing, 12B / 3/4 in, 38 Teeth, 2012 Bushing, Steel Material

MARTIN SPROCKET & GEAR - MARTIN SPROCKET & GEAR 12BTB38

A metric taper bushed sprocket 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.

Taper bushed sprockets have a tapered bushing bolted into a taper bore with hex head set screws instead of bolts.

Tolerances meet or exceed ISO standards

Manufactured of high carbon steel

Precise machining and processes ensure consistent finish and high quality

Bores are concentric to pitch line, minimizing run out

Chain rows are parallel and precisely spaced to increase longevity of sprocket and chain

Interchangeable with other manufacturers’ Taper bushings


SPECIFICATIONS

Bushing Type Taper Lock Bushing
Tooth Thickness 11 mm
Bore Type Bushed
Pitch Diameter 230.7 mm
Chain Number & Pitch 12B / 3/4 in
Caliper Diameter 218.6 mm
Chain / Sprocket Type Metric Roller Chain
Hub Style TB
Bore Diameter 12.7 mm
Hub Type B Hub
Bushing Size 2012
Hub Outside Diameter 90 mm
Number Of Teeth 38
Hub Projection 21 mm
Number Of Strands Across 1
Chain Roller Diameter 12 mm
Material Steel
Chain Roller Width 12 mm
Number Of Hubs 1
Surface Treatment Protective Coating
Maximum Bore Diameter 47.6 mm
Storage Dimension Height 1.25 mm
Length Through Bore 31.75 mm
Storage Dimension Length 9.56 mm
Bushing Bore Range 1/2 to 2 in
Storage Dimension Width 9.56 mm
Outside Diameter 242.4 mm
Manufacturer Upc Number 697950410258
Pitch Type Single
Hardened Teeth Non-Hardened Teeth
Weight 7.61 lbs
Tooth Width 11 mm
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RPM GROUP

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