MARTIN SPROCKET & GEAR 40SH21H
OUTRAS MARCAS
MARTIN SPROCKET & GEAR
MARTIN SPROCKET & GEAR 40SH21H
40SH21H PART NUMBER
Saber Tooth Bushing Bore Roller Chain Sprocket - QD, 40 / 1/2 in, 21 Teeth, SH Bushing, Steel Material
QTY QUOTEMARTIN SPROCKET & GEAR - MARTIN SPROCKET & GEAR 40SH21H
Martin saber tooth sprockets have hardened teeth, which provide longer chain and sprocket life.
The hardened teeth on the smaller sprocket of a roller chain drive are recommended if the drive ratio is four to one or greater if the smaller sprocket has 24 teeth or less and is running at a speed of over 600 RPM.
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€™ QD bushings
Stocked Heat Treat
SPECIFICATIONS
| Bushing Type | QD |
|---|---|
| Pitch Diameter | 3.5133 in |
| Bore Type | Bushed |
| Caliper Diameter | 3.0334 in |
| Chain Number & Pitch | 40 / 1/2 in |
| Hub Diameter | 2-11/16 in |
| Chain / Sprocket Type | Standard Roller Chain |
| Hub Outside Diameter | 2.75 in |
| Bushing Size | SH |
| Hub Projection | 0.528 in |
| Number Of Teeth | 21 |
| Number Of Mounting Screws And Location | 3 at 120 ° |
| Number Of Strands Across | 1 |
| Mounting Screw Size | 1/4-20 UNC |
| Material | Steel |
| Chain Roller Diameter | 0.312 in |
| Number Of Hubs | 1 |
| Chain Roller Width | 0.3125 in |
| Length Through Bore | 0.8125 in |
| Surface Treatment | Protective Coating |
| Bushing Bore Range | 1/2 to 1-5/8 in |
| Storage Dimension Height | 15/16 in |
| Outside Diameter | 3.617 in |
| Storage Dimension Length | 3.875 in |
| Pitch Type | Single |
| Storage Dimension Width | 3.875 in |
| Hardened Teeth | Hardened Teeth |
| Manufacturer Upc Number | 697950041643 |
| Tooth Width | 0.284 in |
| Tooth Thickness | 0.284 in |
| Weight | 0.9 lbs |
