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12BTB76 (2517) Taper Bushed Metric Roller Chain Sprocket

BRAND: Martin Sprocket | MODEL: 12BTB76 | CONDITION: NEW | SKU: 258990
12BTB76 (2517) Taper Bushed Metric Roller Chain Sprocket

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Actual product may vary
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Weight: 30.82 lbs UOM: EA

Additional Description

Technical Specifications

Pitch 19.050 mm
Number Of Teeth 76
Outside Dia 472.730 mm
Material Steel
Pitch Diameter 460.980 mm


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.
Material Steel Hub Configuration B
Chain Number 12B-1 Hub Outside Diameter 106.000 mm
Chain Pitch 19.050 mm Hub Recessed For Chain Clearance No
Number of Chain Rows 1 Construction Detail Welded
Number of Teeth 76 Bore Type Bushed TB
Outside Diameter 472.730 mm Bushing Part Number 2517
Pitch Diameter 460.980 mm Bushing Min Bore Size 12.700 mm
Single Strand Tooth Thickness 11.100 mm Bushing Max Bore Size 63.500 mm
Hardened Teeth No
Storage Dimension Length 18.624 in. Weight 30.82 lbs.
Storage Dimension Width 18.624 in. Individually Packaged No
Storage Dimension Height 1.750 in.