On request
MARTIN SPROCKET & GEAR
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MARTIN SPROCKET & GEAR 20BTB40
#20BTB40
On request
Tapered Bushed Sprocket - Metric - Taper Lock Bushing, 20B / 1-1/4 in, 40 Teeth, 3020 Bushing, Steel Material
Price on request — a consultant will confirm lead time and terms.
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MARTIN SPROCKET & GEAR — MARTIN SPROCKET & GEAR 20BTB40
- 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
Specifications
| Brand | MARTIN SPROCKET & GEAR |
| Category | BUSHED ROLLER CHAIN SPROCKETS |
| Bushing type | Taper Lock Bushing |
| Tooth thickness | 19 mm |
| Bore type | Bushed |
| Pitch diameter | 404.7 mm |
| Chain number & pitch | 20B / 1-1/4 in |
| Caliper diameter | 385.6 mm |
| Chain / sprocket type | Metric Roller Chain |
| Hub style | TB |
| Bore diameter | 23.81 mm |
| Hub type | B Hub |
| Bushing size | 3020 |
| Hub outside diameter | 133 mm |
| Number of teeth | 40 |
| Hub projection | 32 mm |
| Number of strands across | 1 |
| Chain roller diameter | 19 mm |
| Material | Steel |
| Chain roller width | 20 mm |
| Number of hubs | 1 |
| Surface treatment | Protective Coating |
| Maximum bore diameter | 76.2 mm |
| Storage dimension height | 2 mm |
| Length through bore | 50.8 mm |
| Storage dimension length | 16.68 mm |
| Bushing bore range | 15/16 to 3 in |
| Storage dimension width | 16.68 mm |
| Outside diameter | 425.3 mm |
| Manufacturer upc number | 697950411583 |
| Pitch type | Single |
| Hardened teeth | Non-Hardened Teeth |
| Weight | 39.799 lbs |
| Tooth width | 19 mm |
