MARTIN SPROCKET N Series QD Bushings
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| Style | Model | Bore Dia. | Bore Size | Key Way Size | Material | Type | Bolt Circle Dia. | Bushing Size | No. Of Bolt Holes | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| A | N 4 7/8 | - | 4 7/8" | 1 1/4" x 5/8" | Cast Iron | - | - | N | - | €1,196.06 | |
| B | N 2 7/8 | 2 7/8" | 2 7/8" | 3/4" x 3/8" | Cast Iron | Standard | 8 1/2" | N | 4 | €1,244.04 | |
| C | N 2 7/16 | 2 7/16" | 2 7/16" | 5/8" x 5/16" | Cast Iron | Standard | 8 1/2" | N | 4 | €1,244.04 | |
| A | N 2 15/16 | 2 15/16" | 2 15/16" | 3/4" x 3/8" | Cast Iron | Standard | 8 1/2" | N | 4 | €1,244.04 | |
| D | N 3 1/2 | 3 1/2" | 3 1/2" | 7/8" x 7/16" | Cast Iron | Standard | 8 1/2" | N | 4 | €1,244.04 | |
| E | N 3 3/16 | 3 3/16" | 3 3/16" | 3/4" x 3/8" | Cast Iron | Standard | 8 1/2" | N | 4 | €1,244.04 | |
| A | N 3 7/8 | 3 7/8" | 3 7/8" | 1" x 1/2" | Cast Iron | Standard | 8 1/2" | N | 4 | €1,244.04 | |
| F | N 3 7/16 | 3 7/16" | 3 7/16" | 7/8" x 7/16" | Cast Iron | Standard | 8 1/2" | N | 4 | €1,244.04 | |
| G | N 3 15/16 | 3 15/16" | 3 15/16" | 1" x 1/2" | Cast Iron | Standard | 8 1/2" | N | 4 | €1,244.04 | |
| A | N 3 | 3" | 3" | 3/4" x 3/8" | Cast Iron | Standard | 8 1/2" | N | 4 | €1,244.04 | |
| A | N 4 1/2 | 4 1/2" | 4 1/2" | 1" x 1/2" | Cast Iron | Standard | 8 1/2" | N | 4 | €1,244.04 | |
| H | N 4 1/4 | 4 1/4" | 4 1/4" | 1" x 1/2" | Cast Iron | Standard | 8 1/2" | N | 4 | €1,244.04 | |
| I | N 4 1/8 | 4 1/8" | 4 1/8" | 1" x 1/2" | Cast Iron | Standard | 8 1/2" | N | 4 | €1,244.04 | |
| J | N 4 3/4 | 4 3/4" | 4 3/4" | 1 1/4" x 5/8" | Cast Iron | Standard | 8 1/2" | N | 4 | €1,196.06 | |
| A | N 4 3/8 | 4 3/8" | 4 3/8" | 1" x 1/2" | Cast Iron | Standard | 8 1/2" | N | 4 | €1,196.06 | |
| K | N 4 3/16 | 4 3/16" | 4 3/16" | 1" x 1/2" | Cast Iron | Standard | 8 1/2" | N | 4 | €1,196.06 | |
| L | N 4 7/16 | 4 7/16" | 4 7/16" | 1" x 1/2" | Cast Iron | Standard | 8 1/2" | N | 4 | €1,196.06 | |
| M | N 4 15/16 | 4 15/16" | 4 15/16" | 1 1/4" x 5/8" | Cast Iron | Standard | 8 1/2" | N | 4 | €1,196.06 | |
| A | N 4 | 4" | 4" | 1" x 1/2" | Cast Iron | Standard | 8 1/2" | N | 4 | €1,244.04 | |
| N | N 5 1/2 | 5 1/2" | 5 1/2" | 1 1/4" x 1/4" | Cast Iron | Standard | 8 1/2" | N | 4 | €1,196.06 | |
| O | N 5 1/4 | 5 1/4" | 5 1/4" | 1 1/4" x 1/4" | Cast Iron | Standard | 8 1/2" | N | 4 | €1,196.06 | |
| P | N 5 3/4 | 5 3/4" | 5 3/4" | 1 1/2" x 1/4" | Cast Iron | Standard | 8 1/2" | N | 4 | €1,196.06 | |
| Q | N 5 7/8 | 5 7/8" | 5 7/8" | 1 1/2" x 1/4" | Cast Iron | Standard | 8 1/2" | N | 4 | €1,244.04 | |
| A | N 5 7/16 | 5 7/16" | 5 7/16" | 1 1/4" x 1/4" | Cast Iron | Standard | 8 1/2" | N | 4 | €1,244.04 | |
| R | N 5 | 5" | 5" | 1 1/4" x 5/8" | Cast Iron | Standard | 8 1/2" | N | 4 | €1,196.06 | |
| S | N 6 | 6" | 6" | 1 1/2" x 1/4" | Cast Iron | Standard | 8 1/2" | N | 4 | €1,244.04 |
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