MARTIN SPROCKET & GEAR D40BTB21H
MARTIN SPROCKET & GEAR
MARTIN SPROCKET & GEAR D40BTB21H
D40BTB21H PART NUMBER
Bushing Bore Roller Chain Sprocket - Taper Locking - Double, 40 / 1/2 in, 21 Teeth, 1610 Bushing, Steel Material
QTY QUOTEMARTIN SPROCKET & GEAR - MARTIN SPROCKET & GEAR D40BTB21H
A 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 ANSI standards
Manufactured of high carbon steel
Precise machining and processes ensure consistent finish and high quality
Chain rows are parallel and precisely spaced to increase longevity of sprocket and chain
Bores are concentric to pitch line, minimizing run out
Interchangeable with other manufacturers€™ Taper bushings
SPECIFICATIONS
| Bushing Type | Taper Locking - Double |
|---|---|
| Tooth Width | 0.275 in |
| Bore Type | Bushed |
| Width Across Tooth Sets | 0.841 in |
| Chain Number & Pitch | 40 / 1/2 in |
| Pitch Diameter | 3.3548 in |
| Chain / Sprocket Type | Standard Roller Chain |
| Caliper Diameter | 3.0334 in |
| Bushing Size | 1610 |
| Overall Width | 1 in |
| Number Of Teeth | 21 |
| Hub Diameter | 2-3/4 in |
| Number Of Strands Across | 2 |
| Surface Treatment | Protective Coating |
| Material | Steel |
| Storage Dimension Height | 1 in |
| Number Of Hubs | 1 |
| Storage Dimension Length | 3.617 in |
| Length Through Bore | 1 in |
| Storage Dimension Width | 3.617 in |
| Bushing Bore Range | 1/2 to 1-5/8 in |
| Manufacturer Upc Number | 697950030951 |
| Outside Diameter | 3.617 in |
| Pitch Type | Single |
| Weight | 0.97 lbs |
| Hardened Teeth | Hardened Teeth |
