3.0 MOD to 6 MOD Cast Iron Wormwheelsl Gears

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Metric Steel Worms
0.5 to 2 MOD EN8M(226M44) or equiv.
3 to 6 MOD EN8(080M40, 080M46) or equiv.

20° pressure angle Bore tolerance H7 Single & Double Start, Right Hand

Type A

Type B

Type C

Type D

Intermediate sizes & Special Worms to drawing

All dimensions in mm.

Standard tolerances, unless otherwise stated ±0.25 mm.

Please note: We can also supply 2 start right hand Worms and single start left hand up to 2 module.

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.
for special worms or reworked worms please contact our manufacturing department.

Copyright © 2006 Transmission Developments Co (G.B.) Ltd