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Variable Speed Pulleys - Standard Series
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| Material: Glass reinforced nylon, with steel shafts and steel-clad flange for greater wear resistance. Speed range infinitely variable within standard ratio limits. Pulleys are shipped with a blue, heavy srength spring unless another srength spring is requested. For the FZN-A1 series, we recommend the heaviest blue spring be used if the pulley is to be run with 3/8 - inch width V-belt. Set screw supplied. *Economical *Lighweight *Strong | |
| Part | Overall Width | Width | V opening | V center | Outside Diameter | Bore | |
|---|---|---|---|---|---|---|---|
| Buy | View | ||||||
| FZX-A1-1 | 2-1/8 | 1/2 | 1/2 | 1/4 | 1-7/8 | 1/4 | |
| FZX-A1-2 | 2-1/8 | 1/2 | 1/2 | 1/4 | 1-7/8 | 5/16 | |
| FZX-A1-3 | 2-1/8 | 1/2 | 1/2 | 1/4 | 1-7/8 | 5/8 | |
| FZX-A2-1 | 2-5/8 | 9/16 | 3/4 | 7/16 | 2-7/8 | 3/8 | |
| FZX-A2-2 | 2-5/8 | 9/16 | 3/4 | 7/16 | 2-7/8 | 1/2 | |
| FZX-A3-1 | 3 | 5/8 | 7/8 | 1/2 | 3-9/16 | 1/2 | |
| FZX-A3-2 | 3 | 5/8 | 7/8 | 1/2 | 3-9/16 | 5/8 | |
| FZX-A4-1 | 4-1/4 | 25/32 | 1 | 1/2 | 4-1/4 | 5/8 | |
| FZX-A4-2 | 4-1/4 | 25/32 | 1 | 1/2 | 4-1/4 | 3/4 | |