BOSTON GEAR 20 Diametral Pitch Cast Iron Spur Gears, 14.5 Degree Pressure Angle
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N| Style | Model | Diametral Pitch | Pitch Dia. | Face Width | Hub Dia. | Bore Dia. | Hub Projection | Outside Dia. | Type | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| A | NA96 | 20 | 4.8" | 3/8" | 1 1/4" | 1/2" | - | 4.97" | C | €190.40 | |
| B | NA200B | 20 | 10" | 3/8" | 1 3/4" | 1/2" | 0.62" | 10.17" | D | €518.12 | |
| C | NA72 | 20 | 3.6" | 3/8" | 1 1/4" | 3/8" | - | 3.77" | B | €162.14 | |
| D | NA70 | 20 | 3 1/2" | 0.38" | 1 1/4" | - | - | 3.67" | - | €159.74 | |
| E | NA180 | 20 | 9" | 3/8" | 1 1/2" | 1/2" | - | 9.17" | D | €453.87 | |
| F | NA84 | 20 | 4.2" | 3/8" | 1 1/4" | 1/2" | - | 4.37" | B | €174.56 | |
| G | NA112 | 20 | 5.6" | 3/8" | 1 1/2" | 1/2" | - | 5.77" | D | €246.44 | |
| H | NA140 | 20" | 7" | 3/8" | 1 1/2" | 1/2" | 1/2" | - | Spoke | €343.41 | |
| I | NA90 | 20" | 4 1/2" | 3/8" | 1 1/4" | 1/2" | 1/2" | - | Web | €182.33 | |
| J | NA120 | 20" | 6" | 3/8" | 1 1/2" | 1/2" | 1/2" | - | Spoke | €252.27 | |
| K | NA160 | 20" | 8" | 3/8" | 0.15" | 1/2" | 0.62" | - | Spoke | €402.16 | |
| L | NA80 | 20" | 4" | 3/8" | 1 1/4" | 1/2" | 1/2" | - | Web | €164.52 | |
| M | NA100 | 20" | 5" | 3/8" | 1 1/4" | 1/2" | 1/2" | - | Spoke | €197.41 | |
| N | NA144 | 20" | 7 1/5" | 3/8" | 1 1/2" | 1/2" | 1/2" | - | Spoke | €348.36 |