Steel Worm Gears

  • 0.5 Mod – 2 Mod Steel EN8M (226M44) or equivalent. 3 Mod – 6 Mod Steel EN8 (080M40,080M46) or equivalent.
  • All dimensions in mm
  • Standard tolerances, unless otherwise stated ±0.25 mm
  • 20° pressure angle
  • Bore tolerance H7
  • Single & double start, right hand
 
For bronze wormwheels, see here
 
Worm Gear types

All dimensions subject to change. If a dimension is critical to your application please contact us. 

All dimensions in mm.
Standard tolerances, unless otherwise stated ±0.25 mm.
 
Part No. Code Pitch Module dp de Shaft / Boss Ø D M Bore F L A Type
7704-105 SWB05/1R 0.5 7 8 5.5 4 3 12 0 16 A
7704-106 SWB075/1R 0.75 8.5 10 6 4 4 16 0 20 A
7704-107 SWB10/1R 1 14 16 11 6 6 24 0 30 A
7704-108 SWB15/1R 1.5 25 28 21 10 8 40 0 50 A
7704-109 SWB20/1R 2 32 36 25 10 10 45 0 55 A
7704-110 SWB30/1R 3 38 44 30 12 15 46 3 61 B
7704-111 SWB40/1R 4 50 58 40 15 20 62 4 81 B
7704-112 SWB50/1R 5 62 72 50 18 25 80 5 103 B
7704-113 SWB60/1R 6 80 92 65 20 35 80 20 120 B
7704-114 SWS05/1R 0.5 7 8 5.5 18 - 12 10 40 C
7704-115 SWS075/1R 0.75 8.5 10 6 20 - 16 15 51 C
7704-116 SWS10/1R 1 14 16 10 30 - 24 20 74 C
7704-117 SWS15/1R 1.5 25 28 20 40 - 40 30 110 C
7704-118 SWS20/1R 2 32 36 25 50 - 45 36 131 C
7704-119 SWS30/1R 3 38 44 30 130 - 46 90 266 C
7704-120 SWS40/1R 4 50 58 40 175 - 62 120 357 C
7704-121 SWS50/1R 5 62 72 50 220 - 80 150 450 C
7704-122 SWS60/1R 6 80 92 65 220 - 80 150 450 C
7704-101 BSWB08/1R** 0.8 14 15.6 - - 6 30 - - D
7704-102 BSWB08/2R** 0.8 14 15.6 - - 6 30 - - D
7704-103 BSWB10/1R** 1 16 18 - - 6 32 - - D
7704-104 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.

£14.72 (£17.66 UK, incl VAT)
7704-105
Steel Worm Gear Mod 0.5, Bored, 1 Start. We source our special order products from the largest transmission product distributors in England but sometimes...
Currently unavailable from our Rugby Warehouse
Shipped from main distribution depot
Typically dispatched in 2-5 days
+

£13.96 (£16.75 UK, incl VAT)
7704-106
Steel Worm Gear Mod 0.75, Bored, 1 Start. We source our special order products from the largest transmission product distributors in England but sometimes...
Currently unavailable from our Rugby Warehouse
Shipped from main distribution depot
Typically dispatched in 2-5 days
+

£17.43 (£20.92 UK, incl VAT)
7704-107
Steel Worm Gear Mod 1.0, Bored, 1 Start. We source our special order products from the largest transmission product distributors in England but sometimes...
Currently unavailable from our Rugby Warehouse
Shipped from main distribution depot
Typically dispatched in 2-5 days
+

£27.26 (£32.71 UK, incl VAT)
7704-108
Steel Worm Gear Mod 1.5, Bored, 1 Start. We source our special order products from the largest transmission product distributors in England but sometimes...
Currently unavailable from our Rugby Warehouse
Shipped from main distribution depot
Typically dispatched in 2-5 days
+

£46.70 (£56.04 UK, incl VAT)
7704-109
Steel Worm Gear Mod 2.0, Bored, 1 Start. We source our special order products from the largest transmission product distributors in England but sometimes...
Currently unavailable from our Rugby Warehouse
Shipped from main distribution depot
Typically dispatched in 2-5 days
+

£84.86 (£101.83 UK, incl VAT)
7704-110
Steel Worm Gear Mod 3, Bored, 1 Start. We source our special order products from the largest transmission product distributors in England but sometimes the...
Currently unavailable from our Rugby Warehouse
Shipped from main distribution depot
Typically dispatched in 2-5 days
+

£205.13 (£246.16 UK, incl VAT)
7704-111
Steel Worm Gear Mod 4, Bored, 1 Start. We source our special order products from the largest transmission product distributors in England but sometimes the...
Currently unavailable from our Rugby Warehouse
Shipped from main distribution depot
Typically dispatched in 2-5 days
+

£233.53 (£280.24 UK, incl VAT)
7704-112
Steel Worm Gear Mod 5, Bored, 1 Start. We source our special order products from the largest transmission product distributors in England but sometimes the...
Currently unavailable from our Rugby Warehouse
Shipped from main distribution depot
Typically dispatched in 2-5 days
+

£212.90 (£255.48 UK, incl VAT)
7704-113
Steel Worm Gear Mod 6, Bored, 1 Start. We source our special order products from the largest transmission product distributors in England but sometimes the...
Currently unavailable from our Rugby Warehouse
Shipped from main distribution depot
Typically dispatched in 2-5 days
+

£11.30 (£13.56 UK, incl VAT)
7704-114
Steel Worm Gear Mod 0.5, Shaft, 1 Start. We source our special order products from the largest transmission product distributors in England but sometimes...
Currently unavailable from our Rugby Warehouse
Shipped from main distribution depot
Typically dispatched in 2-5 days
+

£22.61 (£27.13 UK, incl VAT)
7704-115
Steel Worm Gear Mod 0.75, Shaft, 1 Start. We source our special order products from the largest transmission product distributors in England but sometimes...
Currently unavailable from our Rugby Warehouse
Shipped from main distribution depot
Typically dispatched in 2-5 days
+

£37.72 (£45.26 UK, incl VAT)
7704-116
Steel Worm Gear Mod 1.0, Shaft, 1 Start. We source our special order products from the largest transmission product distributors in England but sometimes...
Currently unavailable from our Rugby Warehouse
Shipped from main distribution depot
Typically dispatched in 2-5 days
+

£46.51 (£55.81 UK, incl VAT)
7704-117
Steel Worm Gear Mod 1.5, Shaft, 1 Start. We source our special order products from the largest transmission product distributors in England but sometimes...
Currently unavailable from our Rugby Warehouse
Shipped from main distribution depot
Typically dispatched in 2-5 days
+

£89.71 (£107.65 UK, incl VAT)
7704-118
Steel Worm Gear Mod 2.0, Shaft, 1 Start. We source our special order products from the largest transmission product distributors in England but sometimes...
Currently unavailable from our Rugby Warehouse
Shipped from main distribution depot
Typically dispatched in 2-5 days
+

£113.16 (£135.79 UK, incl VAT)
7704-119
Steel Worm Gear Mod 3.0, Shaft, 1 Start. We source our special order products from the largest transmission product distributors in England but sometimes...
Currently unavailable from our Rugby Warehouse
Shipped from main distribution depot
Typically dispatched in 2-5 days
+

£247.21 (£296.65 UK, incl VAT)
7704-120
Steel Worm Gear Mod 4.0, Shaft, 1 Start. We source our special order products from the largest transmission product distributors in England but sometimes...
Currently unavailable from our Rugby Warehouse
Shipped from main distribution depot
Typically dispatched in 2-5 days
+

£331.47 (£397.76 UK, incl VAT)
7704-121
Steel Worm Gear Mod 5.0, Shaft, 1 Start. We source our special order products from the largest transmission product distributors in England but sometimes...
Currently unavailable from our Rugby Warehouse
Shipped from main distribution depot
Typically dispatched in 2-5 days
+

£346.00 (£415.20 UK, incl VAT)
7704-122
Steel Worm Gear Mod 6.0, Shaft, 1 Start. We source our special order products from the largest transmission product distributors in England but sometimes...
Currently unavailable from our Rugby Warehouse
Shipped from main distribution depot
Typically dispatched in 2-5 days
+

£10.36 (£12.43 UK, incl VAT)
7704-101
Steel Worm Gear Mod 0.8, 1 Start. We source our special order products from the largest transmission product distributors in England but sometimes the lead...
Currently unavailable from our Rugby Warehouse
Shipped from main distribution depot
Typically dispatched in 2-5 days
+

£10.76 (£12.91 UK, incl VAT)
7704-102
Steel Worm Gear Mod 0.8, 2 Start. We source our special order products from the largest transmission product distributors in England but sometimes the lead...
Currently unavailable from our Rugby Warehouse
Shipped from main distribution depot
Typically dispatched in 2-5 days
+

£11.36 (£13.63 UK, incl VAT)
7704-103
Steel Worm Gear Mod 1.0, 1 Start. We source our special order products from the largest transmission product distributors in England but sometimes the lead...
Currently unavailable from our Rugby Warehouse
Shipped from main distribution depot
Typically dispatched in 2-5 days
+

£10.93 (£13.12 UK, incl VAT)
7704-104
Steel Worm Gear Mod 1.0, 2 Start. We source our special order products from the largest transmission product distributors in England but sometimes the lead...
Currently unavailable from our Rugby Warehouse
Shipped from main distribution depot
Typically dispatched in 2-5 days
+