Pulleys for Timing Belts

We supply the right toothed pulleys for all timing belts in our product range.

Type XL

For timing belt width 6.35 mm (1/4 inch), 7.94 mm (5/16 inch) and 9.53 mm (3/8 inch)
Number of teeth

10	11	12	13	14	15	16
17	18	19	20	21	22	23
24	25	26	27	28	29	30
32	34	36	38	40	42	44
48	56	60	64	72	80	84
90	96	112	120	136	144	150
168	192	216

Steel

Aluminium

Type L

For timing belt width 12.7 mm (1/2 inch), 19.05 mm (3/4 inch) and 25.4 mm (1 inch)
Number of teeth

10	11	12	13	14	15	16
17	18	19	20	21	22	23
24	25	26	27	28	29	30
32	34	36	38	40	42	44
48	56	60	64	72	80	84
90	96	112	120	136	144	150
168	192	216

Steel

Cast iron

Type H

For timing belt width 19.05 mm (3/4 inch), 25.4 mm (1 inch), 38.1 mm (1 1/2 inch), 50.8 mm (2 inch) and 76.2 mm (3 inch)
Number of teeth

Timing belt width 19.05 mm (3/4 inch)

10	11	12	13	14	15	16
17	18	19	20	21	22	23
24	25	26	27	28	29	30
32	34		38	40	42	44
48	56	60	64	72	80	84
90	96	112	120	136	144	150
168	192	216

Timing belt width 25.4 mm (1 inch), 38.1 mm (1 1/2 inch) and 50.8 mm (2 inch)

10	11	12	13	14	15	16
17	18	19	20	21	22	23
24	25	26	27	28	29	30
32	34	36	38	40	42	44
48	56	60	64	72	80	84
90	96	112	120	136	144	150
168	192	216

Steel

Cast iron

Timing belt width 76.2 mm (3 inch)

10	11	12	13	14	15	16
17	18	19	20	21	22	23
24	25	26	27	28	29	30
32	34	36	38	40	42	44
48	56	60	64	72	80	84
90	96	112	120	136	144	150
168	192	216

Type 3M

For timing belt width 6 mm (0.24 inch), 9mm (0.35 inch) and 15 mm (0.59 inch)
Number of teeth

10	11	12	13	14	15	16
17	18	19	20	21	22	23
24	25	26	27	28	29	30
32	34	36	38	40	42	44
48	56	60	64	72	80	84
90	96	112	120	136	144	150
168	192	216

Aluminium

Type 5M

For timing belt width 9mm (0.35 inch), 15 mm (0.59 inch) and 25 mm (0.98 inch)
Number of teeth

10	11	12	13	14	15	16
17	18	19	20	21	22	23
24	25	26	27	28	29	30
32	34	36	38	40	42	44
48	56	60	64	72	80	84
90	96	112	120	136	144	150
168	192	216

Steel

Aluminium

Type 8M

For timing belt width 20 mm (0.79 inch), 30 (1.18 inch) and 50 mm (1.97 inch)
Number of teeth

10	11	12	13	14	15	16
17	18	19	20	21	22	23
24	25	26	27	28	29	30
32	34	36	38	40	42	44
48	56	60	64	72	80	84
90	96	112	120	136	144	150
168	192	216

Steel

Cast iron

For timing belt width 85 mm (3.35 inch)

10	11	12	13	14	15	16
17	18	19	20	21	22	23
24	25	26	27	28	29	30
32	34	36	38	40	42	44
48	56	60	64	72	80	84
90	96	112	120	136	144	150
168	192	216

Steel

Cast iron

Type 14M

For timing belt width 40 mm (1.57 inch), 50 mm (1.97 inch), 85 mm (3.35 inch) and 115 mm (4.53 inch)
Number of teeth

10	11	12	13	14	15	16
17	18	19	20	21	22	23
24	25	26	27	28	29	30
32	34	36	38	40	42	44
48	56	60	64	72	80	84
90	96	112	120	136	144	150
168	192	216

Cast iron

Type T 2.5

For timing belt width 4mm (0.16 inch) and 6 mm (0.24 inch)
Number of teeth

10	11	12	13	14	15	16
17	18	19	20	21	22	23
24	25	26	27	28	29	30
32	34	36	38	40	42	44
48	56	60	64	72	80	84
90	96	112	120	136	144	150
168	192	216

Aluminium

Type T5

For timing belt width 10 mm (0.39 inch), 16 mm (0.63 inch) and 25 mm (0.98 inch)
Number of teeth

10	11	12	13	14	15	16
17	18	19	20	21	22	23
24	25	26	27	28	29	30
32	34	36	38	40	42	44
48	56	60	64	72	80	84
90	96	112	120	136	144	150
168	192	216

Aluminium

Type T10

For timing belt width 16 mm (0.63 inch) and 25 mm (0.98 inch)
Number of teeth

10	11	12	13	14	15	16
17	18	19	20	21	22	23
24	25	26	27	28	29	30
32	34	36	38	40	42	44
48	56	60	64	72	80	84
90	96	112	120	136	144	150
168	192	216

For timing belt width 32 mm (1.26 inch) and 50 mm (1.97 inch)
Number of teeth

10	11	12	13	14	15	16
17	18	19	20	21	22	23
24	25	26	27	28	29	30
32	34	36	38	40	42	44
48	56	60	64	72	80	84
90	96	112	120	136	144	150
168	192	216

Aluminium

Type AT5

For timing belt width 10 mm (0.39 inch), 16 mm (0.63 inch), 25 mm (0.98 inch), 32 mm (1.26 inch) and 50 mm (1.97 inch)
Number of teeth

10	11	12	13	14	15	16
17	18	19	20	21	22	23
24	25	26	27	28	29	30
32	34	36	38	40	42	44
48	56	60	64	72	80	84
90	96	112	120	136	144	150
168	192	216

Aluminium

Type AT10

For timing belt width 16 mm (0.63 inch) and 25 mm (0.98 inch)
Number of teeth

10	11	12	13	14	15	16
17	18	19	20	21	22	23
24	25	26	27	28	29	30
32	34	36	38	40	42	44
48	56	60	64	72	80	84
90	96	112	120	136	144	150
168	192	216

Aluminium

For timing belt width 32 mm (1.26 inch) and 50 mm (1.97 inch)

10	11	12	13	14	15	16
17	18	19	20	21	22	23
24	25	26	27	28	29	30
32	34	36	38	40	42	44
48	56	60	64	72	80	84
90	96	112	120	136	144	150
168	192	216

Aluminium

Further Information

Siegling Proposition
high-efficiency timing belts
Chemical Resistance

Timing belt pulleys for taper sockets

Type L

For timing belt width 12.7 mm (1/2 inch), 19.05 mm (3/4 inch) and 25.4 mm (1 inch)
Number of teeth

10	11	12	13	14	15	16
17	18	19	20	21	22	23
24	25	26	27	28	29	30
32	34	36	38	40	42	44
48	56	60	64	72	80	84
90	96	112	120	136	144	150
168	192	216

Steel

Cast iron

Type H

For timing belt width 25.4 mm (1 inch)
Number of teeth

10	11	12	13	14	15	16
17	18	19	20	21	22	23
24	25	26	27	28	29	30
32	34	36	38	40	42	44
48	56	60	64	72	80	84
90	96	112	120	136	144	150
168	192	216

Steel

Cast iron

For timing belt width 38.1 mm (1 1/2 inch) and 50.8 mm (2 inch)

10	11	12	13	14	15	16
17	18	19	20	21	22	23
24	25	26	27	28	29	30
32	34	36	38	40	42	44
48	56	60	64	72	80	84
90	96	112	120	136	144	150
168	192	216

Steel

Cast iron

For timing belt width 76.2 mm (3 inch)

10	11	12	13	14	15	16
17	18	19	20	21	22	23
24	25	26	27	28	29	30
32	34	36	38	40	42	44
48	56	60	64	72	80	84
90	96	112	120	136	144	150
168	192	216

Steel

Cast iron

Type 5M

For timing belt width 15 mm (0.59 inch)
Number of teeth

10	11	12	13	14	15	16
17	18	19	20	21	22	23
24	25	26	27	28	29	30
32	34	36	38	40	42	44
48	56	60	64	72	80	84
90	96	112	120	136	144	150
168	192	216

Steel

Cast iron

Type 8M

For timing belt width 20 mm (0.79 inch)
Number of teeth

10	11	12	13	14	15	16
17	18	19	20	21	22	23
24	25	26	27	28	29	30
32	34	36	38	40	42	44
48	56	60	64	72	80	84
90	96	112	120	136	144	150
168	192	216

Cast iron

For timing belt width 30 mm (1.18 inch)

10	11	12	13	14	15	16
17	18	19	20	21	22	23
24	25	26	27	28	29	30
32	34	36	38	40	42	44
48	56	60	64	72	80	84
90	96	112	120	136	144	150
168	192	216

Steel

Cast iron

For timing belt width 50 mm (1.97 inch)

10	11	12	13	14	15	16
17	18	19	20	21	22	23
24	25	26	27	28	29	30
32	34	36	38	40	42	44
48	56	60	64	72	80	84
90	96	112	120	136	144	150
168	192	216

Steel

Cast iron

For timing belt width 85 mm (3.35 inch)

10	11	12	13	14	15	16
17	18	19	20	21	22	23
24	25	26	27	28	29	30
32	34	36	38	40	42	44
48	56	60	64	72	80	84
90	96	112	120	136	144	150
168	192	216

Cast iron

Type 14M

For timing belt width 40 mm (1.57 inch), 50 mm (1.97 inch), 85 mm (3.35 inch) and 115 mm (4.53 inch)
Number of teeth

10	11	12	13	14	15	16
17	18	19	20	21	22	23
24	25	26	27	28	29	30
32	34	36	38	40	42	44
48	56	60	64	72	80	84
90	96	112	120	136	144	150
168	192	216

Cast iron

Further Information

Siegling Proposition
high-efficiency timing belts
Chemical Resistance

Special types, examples

Synchronizing pulley type 50 AT10/32-2
(PDF | 310 KB)
Synchronizing pulley type 101,6 T1/2"/60-0
(PDF | 290 KB)
Synchronizing pulley type 110 AT10K6/25
(PDF | 280 KB)
Synchronizing pulley type 105 T10/20-0
(PDF | 275 KB)
Self-tracking pulley type 70 TK10K13-30
(PDF | 280 KB)

Further Information

Siegling Proposition
high-efficiency timing belts
Chemical Resistance

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Pulleys for Timing Belts

Type XL

Type L

Type H

Type 3M

Type 5M

Type 8M

Type 14M

Type T 2.5

Type T5

Type T10

Type AT5

Type AT10

Further Information

Type L

Type H

Type 5M

Type 8M

Type 14M

Further Information

Special types, examples

Further Information

Choose your country

Forbo Websites

Select a division

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Pulleys for Timing Belts

Type XL

Type L

Type H

Type 3M

Type 5M

Type 8M

Type 14M

Type T 2.5

Type T5

Type T10

Type AT5

Type AT10

Further Information

Type L

Type H

Type 5M

Type 8M

Type 14M

Further Information

Special types, examples

Further Information