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Type Y, YB, YBX
- Horizontal Parallel Shaft Drives
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Classification Code
| Y | Single helical gears - roller bearing unit |
| YH | Semi-high speed drive - single helical gears - roller bearings |
| YHF |
Semi-high speed drive - double helical gears - roller bearings |
| YP | Medium speed drive - single helical gears and roller bearings throughout |
| YPF | Medium speed drive - double helical gears and roller bearings throughout |
| YQA | High Speed drive - spray lubrication - double helical gears and sleeve bearings throughout |
| YB | Right angle drive - spiral bevel single helical gears - roller bearings |
| YF | Double helical - roller bearing (Several ratios of 1080 and 1090 drives have single helical gears) |
| YBV | Right angle drive - spiral bevel single helical gears - roller bearings - vertical axis high speed shaft |
| YBX | Right angle drive - spiral bevel single helical gears - roller bearings - vertical axis low speed shaft |
| YXV | Vertical axis high speed and low speed shaft - single helical - roller bearings |
Model Symbol
| A | Original series drives |
| B | 2100-2140Y3 Drives - Coarse pitch gearing on intermediate gear set. All other units - coarse pitch gearing on all gear sets. |
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C |
2100-2140Y3 Drives - Coarse pitch gearing on all gear sets. |
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K |
Units with increased ratings. |
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L |
Units with increased ratings (Model K) & following seal arrangement: 2050-2130Y, HSS - Single seal cage (Single seal & seal cover. Seal & housing drilled for oil drain back). 2050-2130YB, HSS - Single seal cage (Single seal & seal cover. No oil drain back). 2050-2130Y & YB, LSS - (Same as 2050-2130Y, HSS) 2140-2190Y, HSS - Tandem seal cage (Single seal. Seal cage & housing drilled for oil drain back). 2140-2190YB, HSS - Tandem seal cage (Two seals. No oil drain back). 2140-2190Y & YB, LSS - (Same as 2140-2190Y, HSS). |
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S |
Units deviating from current standard types. (S in this position eliminates the use of a variance symbol.) |