DIN 3964, DIN 3967, DIN 3971. Standard tolerances, unless otherwise stated ±0.25 mm. Shaft axis to intersect within ±0.025mm. Angular accuracy between shafts ±5mins. Mounting distance tolerance ±0.05mm. Bore tolerance H8. Cut to the Gleason System. 20° pressure angle. Supplied in pairs. All dimensions in mm. Steel EN8, (080M40/080M46) or equivalent 1:1 Ratio
Steel Mitre Gear Mod 3 1:1 20T/20T (SBM30/20N)
Steel Mitre Gear Mod 3 1:1 20T/20T (SBM30/20N)
| Part No. | 7708-860 |
| Code | SBM30/20N |
| Pitch Module | 3 |
| No . Teeth | 20 |
| dp | 60 |
| V+A | 55 |
| dm | 45 |
| Bore H8 | 14 |
| F | 16 |
| A | 37.6 |
| de | 63.5 |
| Lm | 20 |
| S | 4 |
Every effort is taken to ensure the accuracy of the table data
Design variations and errors although rare may occur