Martin M1221C MARM1221C
Martin M1221C M Series Plain Reborable Straight Tooth Miter Gear, 12 Diametral Pitch, 20 deg Pressure Angle, 21 Teeth, 1-3/4 in Dia Pitch, 0.39 in W Face, 0.75 to 0.689 in Dia Bore, Steel
- Manufacturer: Martin Sprocket & Gear
- Brand Name: Martin
- Part Number: MARM1221C
- MPN: M1221C
- UPC: 697950052199
- Min. Order Qty: 1
- Qty. Interval: 1
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- Sold As: 1/EA
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Martin stock miter gears are manufactured from 0.4 carbon steel. The "M" series is furnished unhardened with plain bore. The "HM" series is furnished hardened teeth with plain bore. The "HMK" series is furnished hardened teeth with keyway and setscrew for installation on the shaft. Hardened miter gears have approximately 50% more horsepower capacity and provide greater gear wear than untreated gears. All Martin miter gears are cut with the 20 deg pressure angle system.
Martin Straight Tooth Miter Gear, Plain Reborable, Series: M Series, 0.75 to 0.689 in Bore Dia, 1.868 in Outside Dia, 21 Teeth, 12 Diametral Pitch, 1-3/4 in, 0.39 in Face Width, No Screws, 1-3/8 in Hub Dia, 0.688 in Hub Projection, 1-3/16 in Overall Length, 20 deg Pressure Angle, Steel
| Bore Diameter | : | 0.75 to 0.689 in |
| Diametral Pitch | : | 12 |
| Face Width | : | 0.39 in |
| Hub Diameter | : | 1-3/8 in |
| Hub Projection | : | 0.688 in |
| Hub Type | : | No Screws |
| Material | : | Steel |
| Number of Teeth | : | 21 |
| Outside Diameter | : | 1.868 in |
| Overall Length | : | 1-3/16 in |
| Pitch Diameter | : | 1-3/4 in |
| Pressure Angle | : | 20 deg |
| Series | : | M Series |
| Type | : | Plain Reborable |
- Right angle drives with varied ratios
- Commercial Class Gear. AGMA 6-8
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