12mm Shaft Diameter Chain and Belt Pulleys

Filter by

Number of Teeth

System of Measurement

Metric

For Maximum Belt Width

Belt Trade Size

Pitch

Hub Diameter

Material

Teeth Shape

Pitch Diameter

Press-Fit Mount Type

Inside Width

Number of Flanges

Bore Type

Outside Width

Mount Type

Overall Width

DFARS Specialty Metals

Exempt

Export Control Classification Number (ECCN)

REACH

RoHS

Fabrication

Finish

30 Products

XL Series Corrosion-Resistant Timing Belt Pulleys

With Hub—Two Flanges

With Hub

Pulleys are anodized aluminum, which is more corrosion resistant than steel. They are XL series (extra light) and have trapezoidal teeth. Select a pulley with a maximum belt width that’s the same or larger than your timing belt width.

For technical drawings and 3-D models, click on a part number.

Metric—Press-Fit Mount with Set Screw

With Hub

For 9.5 mm Max. Belt Wd.
OD, mm	Number of Teeth	Pitch, mm	For Shaft Dia., mm	Bore Type	Inside Wd., mm	Outside Wd., mm	Overall Wd., mm	Pitch Dia., mm	Fabrication	Material	Hub Dia., mm		Each
With Hub—Two Flanges
57	32	5.080	12	Finished	11.2	14.2	23.1	51.7	Machined	Anodized Aluminum	37	00000000	000000
With Hub
64.2	40	5.080	12	Finished	__	14.3	25.4	64.7	Machined	Anodized Aluminum	38	00000000	00000
77.1	48	5.080	12	Finished	__	14.3	25.4	77.6	Machined	Anodized Aluminum	38	00000000	00000
96.5	60	5.080	12	Finished	__	14.3	25.4	97	Machined	Anodized Aluminum	38	00000000	00000
115.9	72	5.080	12	Finished	__	14.3	25.4	116.4	Machined	Anodized Aluminum	38	00000000	00000

XL Series Lightweight Timing Belt Pulleys

Acetal and aluminum construction makes these pulleys useful in weight-sensitive applications. All are XL series (extra light) and have trapezoidal teeth. Select a pulley with a maximum belt width that’s the same or larger than your timing belt width.

For technical drawings and 3-D models, click on a part number.

Press-Fit Mount with Set Screw

With Two Flanges

Without Flanges

With Two Flanges

Without Flanges

												Hub
OD	Number of Teeth	Pitch	For Shaft Dia.	Bore Type	Inside Wd.	Outside Wd.	Overall Wd.	Pitch Dia.	Number of Flanges	Fabrication	Material	Material	Dia.		Each
For 3/8" Max. Belt Wd.
Metric
83mm	48	5.000mm	12mm	Finished	13mm	16mm	22mm	77.62mm	2	Molded	Acetal	Aluminum	22mm	0000000	000000
97mm	60	5.000mm	12mm	Finished	__	13mm	22mm	97.03mm	__	Molded	Acetal	Aluminum	22mm	0000000	00000

L Series Corrosion-Resistant Timing Belt Pulleys

Pulleys are anodized aluminum, which is more corrosion resistant than steel. All are L series (light) and have trapezoidal teeth. Select a pulley with a maximum belt width that’s the same or larger than your timing belt width.

For technical drawings and 3-D models, click on a part number.

Press-Fit Mount with Set Screw

For 12.7 mm Max. Belt Wd.
OD	Number of Teeth	Pitch	For Shaft Dia.	Bore Type	Inside Wd.	Outside Wd.	Overall Wd.	Pitch Dia.	Number of Flanges	Fabrication	Material	Hub Dia.		Each
48.41mm	14	9.53mm	12mm	Finished	13.97mm	18.26mm	30.17mm	42.44mm	2	Machined	Anodized Aluminum	31.75mm	0000000	000000
51.59mm	15	9.53mm	12mm	Finished	13.97mm	18.26mm	31.75mm	45.46mm	2	Machined	Anodized Aluminum	34.92mm	0000000	00000

AT Series Timing Belt Pulleys

Made of aluminum, these pulleys have good corrosion resistance. The teeth match up with the grooves along the inside diameter of a timing belt in order to move components forward or backward. Select a pulley with a maximum belt width that’s the same or larger than your timing belt width. Choose pulleys that have a diameter to match your shaft.

For technical drawings and 3-D models, click on a part number.

Press-Fit Mount

With Two Flanges

For 16 mm Max. Belt Wd.
OD, mm	Number of Teeth	Pitch, mm	For Shaft Dia., mm	Bore Type	Inside Wd., mm	Outside Wd., mm	Overall Wd., mm	Pitch Dia., mm	Number of Flanges	Fabrication	Material	Hub Dia., mm		Each
66	20	10	12	Plain	18	22	31	63.7	2	Machined	Aluminum	46	00000000	000000
75	22	10	12	Plain	18	22	31	70	2	Machined	Aluminum	50	00000000	00000
83	24	10	12	Plain	18	22	31	76.4	2	Machined	Aluminum	58	00000000	00000
83	25	10	12	Plain	18	22	31	79.6	2	Machined	Aluminum	60	00000000	00000
91	27	10	12	Plain	18	22	31	86	2	Machined	Aluminum	60	00000000	00000
97	30	10	12	Plain	18	22	31	95.5	2	Machined	Aluminum	60	00000000	00000
106	32	10	12	Plain	18	22	31	101.9	2	Machined	Aluminum	65	00000000	000000
For 25 mm Max. Belt Wd.
66.7	20	10	12	Plain	28	32	42	63.65	2	Machined	Aluminum	46	0000000	00000
75	22	10	12	Plain	28	32	42	70.03	2	Machined	Aluminum	50	0000000	00000
83	24	10	12	Plain	28	32	42	76.39	2	Machined	Aluminum	58	0000000	00000
83	25	10	12	Plain	28	32	42	79.58	2	Machined	Aluminum	60	0000000	00000
90.6	27	10	12	Plain	28	32	42	85.95	2	Machined	Aluminum	60	0000000	00000
97	30	10	12	Plain	28	32	42	95.49	2	Machined	Aluminum	60	0000000	00000
106	32	10	12	Plain	28	32	42	101.86	2	Machined	Aluminum	65	0000000	00000
For 50 mm Max. Belt Wd.
66	20	10	12	Plain	53	57	66	63.7	2	Machined	Aluminum	46	00000000	000000
75	22	10	12	Plain	53	57	66	70	2	Machined	Aluminum	50	00000000	000000
83	24	10	12	Plain	53	57	66	76.4	2	Machined	Aluminum	58	00000000	000000
83	25	10	12	Plain	53	57	66	79.6	2	Machined	Aluminum	60	00000000	000000
91	27	10	12	Plain	53	57	66	86	2	Machined	Aluminum	60	00000000	000000
97	30	10	12	Plain	53	57	66	95.5	2	Machined	Aluminum	60	00000000	000000
106	32	10	12	Plain	53	57	66	101.9	2	Machined	Aluminum	65	00000000	000000