Find a Service Center
- B3 Gear Style
- 14.5° Pressure Angle
- 84 Teeth
- 4 Diametral Pitch
- 21 in Pitch Diameter
description
- Martin Stock Spur Gears are available in five different styles. Contact your local Applied® service center for other styles. Steel gears are furnished in plain style and plain style with hub. Cast gears are furnished plain with hub, web with lightening holes and with spoke. Cast gears are cast with larger hub to provide extra strength and to allow for larger bores.
features
- More cost effective, quieter running and metallic options
- Four ball wear test 40 kg: 63 mm
- Reliability from steel, cast iron and brass
- Parallel shaft applications
- Base oil viscosity: 500 SUS @ 100 °F
| Diametral Pitch | 4 |
| Bore Type | Reborable |
| Set Screw Size | N/A |
| Bore Size [Max] | 2.6875 in |
| Class | 6 |
| AGMA Quality | 6 |
| Material | Cast Iron |
| Outside Dia. [Min] | 21.5 in |
| Set Screw | No |
| Outside Dia. | 21.5 in |
| Torque at 200 RPM | 7563 lb/in |
| Pressure Angle | 14.5 ° |
| Torque at 1800 RPM | 1295.514 lb/in |
| Hub Dia. | 4.4845 in |
| Torque at 1200 RPM | 1890.75 lb/in |
| Bore Dia. [Max] | 2 11/16 in |
| Bore Size | 1.375 in |
| Hub Projection | 1 1/2 in |
| Type | B3 |
| Torque at 300 RPM | 5882.333 lb/in |
| Pitch Diameter | 21 in |
| Inch/Metric | Inch |
| Hardened Teeth | Without Hardened Teeth |
| Origin | Reborable |
| No. of Teeth | 84 |
| Bore Dia. [Min] | 1 3/8 in |
| Length Through Bore | 3.5 in |
| Pitch Diameter [Min] | 21 in |
| Gear Style | B3 |
| Keyway | w/o Keyway |
| Torque at 900 RPM | 2450.972 lb/in |
| Torque at 600 RPM | 3466.375 lb/in |
| Weight | 73.5 LB |
| EAN or UPC | 697950054124 |
