Steel Worm Gears
Metric Steel Worms 0.5 to 2 MOD EN8M(226M44) or equiv. 3 to 6 MOD EN8(080M40, 080M46) or equiv.
All dimensions in mm.
Standard tolerances, unless otherwise stated ±0.25 mm.
Intermediate sizes & Special Worms to drawing | |||
| All dimensions in mm. | |||
| Standard tolerances, unless otherwise stated ±0.25 mm. | |||
| Code | Pitch Module | dp | de | Shaft / Boss Ø D | M | Bore | F | L | A | Type |
| SWB05/1R | 0.5 | 7 | 8 | 5.5 | 4 | 3 | 12 | 0 | 16 | A |
| SWB075/1R | 0.75 | 8.5 | 10 | 6 | 4 | 4 | 16 | 0 | 20 | A |
| SWB10/1R | 1 | 14 | 16 | 11 | 6 | 6 | 24 | 0 | 30 | A |
| SWB15/1R | 1.5 | 25 | 28 | 21 | 10 | 8 | 40 | 0 | 50 | A |
| SWB20/1R | 2 | 32 | 36 | 25 | 10 | 10 | 45 | 0 | 55 | A |
| SWB30/1R | 3 | 38 | 44 | 30 | 12 | 15 | 46 | 3 | 61 | B |
| SWB40/1R | 4 | 50 | 58 | 40 | 15 | 20 | 62 | 4 | 81 | B |
| SWB50/1R | 5 | 62 | 72 | 50 | 18 | 25 | 80 | 5 | 103 | B |
| SWB60/1R | 6 | 80 | 92 | 65 | 20 | 35 | 80 | 20 | 120 | B |
| SWS05/1R | 0.5 | 7 | 8 | 5.5 | 18 | - | 12 | 10 | 40 | C |
| SWS075/1R | 0.75 | 8.5 | 10 | 6 | 20 | - | 16 | 15 | 51 | C |
| SWS10/1R | 1 | 14 | 16 | 10 | 30 | - | 24 | 20 | 74 | C |
| SWS15/1R | 1.5 | 25 | 28 | 20 | 40 | - | 40 | 30 | 110 | C |
| SWS20/1R | 2 | 32 | 36 | 25 | 50 | - | 45 | 36 | 131 | C |
| SWS30/1R | 3 | 38 | 44 | 30 | 130 | - | 46 | 90 | 266 | C |
| SWS40/1R | 4 | 50 | 58 | 40 | 175 | - | 62 | 120 | 357 | C |
| SWS50/1R | 5 | 62 | 72 | 50 | 220 | - | 80 | 150 | 450 | C |
| SWS60/1R | 6 | 80 | 92 | 65 | 220 | - | 80 | 150 | 450 | C |
| BSWB08/1R** | 0.8 | 14 | 15.6 | - | - | 6 | 30 | - | - | D |
| BSWB08/2R** | 0.8 | 14 | 15.6 | - | - | 6 | 30 | - | - | D |
| BSWB10/1R** | 1 | 16 | 18 | - | - | 6 | 32 | - | - | D |
| BSWB10/2R** | 1 | 16 | 18 | - | - | 6 | 32 | - | - | D |
**Type BSWB worms MUST be run only with type NBWW wormwheels
These worms are black oxide finished and have a 1 x M4 G/S fitted (5mm from one end)
Please note : All dimensions including bore sizes subject to change.
If a dimension is critical to your application please contact our sales department for confirmation.