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- 40 Chain Number
- 19 Teeth
- 2 Strands
- Taper Lock Bushing
- Without Hardened Teeth
description
- Hardened teeth on the smaller sprocket of a roller chain drive are recommended if the drive ratio is four to one or greater or if the smaller sprocket has 24 teeth or less and is running at a speed of over 600 rpm.
features
- Hardened teeth sprockets afford longer chain and sprocket life
- 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
| Outside Dia. | 3.2960 in |
| Chain Pitch | 1/2 in |
| Hardened Teeth | With Hardened Teeth |
| Bushing Type | Taperlock |
| Tooth Width | 0.275 in |
| Sprocket Style | B |
| Hub Dia. | 2 1/2 in |
| No. of Strands Across | 2 |
| Bushing Series | 1210 |
| Hub Projection | 0.16 in |
| Bushing Bore [Max] | 1 1/4 in |
| Bushing Bore [Min] | 1/2 in |
| Outside Dia. [Min] | 3.2960 in |
| Single Strand Tooth Thickness | 0.275 in |
| Overall Length | 1 in |
| Caliper Diameter | 2.72 in |
| Width Across Teeth | 0.841 in |
| Inch/Metric | Inch |
| Length Through Bore | 1 in |
| Chain No. | 40 |
| No. of Teeth | 19 |
| Martin No. | 40BTB19H |
| Type | B |
| Hub Length | 0.16 in |
| Overall Length Less Threads | N/A |
| Material | Steel |
| Bore Type | Bushed |
| Pitch Diameter | 3.040 in |
| Weight | 0.91 LB |
| EAN or UPC | 697950030937 |
