L Series Corrosion Resistant Timing Belt Pulleys

	System of Measurement System of Measurement

Inch

Metric

	For Shaft Diameter For Shaft Diameter

	Number of Teeth Number of Teeth

	For Maximum Belt Width For Maximum Belt Width

1/2"

3/4"

12.7mm

	OD OD

	Material Material

Aluminum

	For Belt Trade Size For Belt Trade Size

	Pitch Pitch

0.375"

9.53mm

	Teeth Shape Teeth Shape

	Trapezoidal

	Hub Diameter Hub Diameter

	Bore Type Bore Type

	Finished

	Overall Width Overall Width

	Number of Flanges Number of Flanges

	Pitch Diameter Pitch Diameter

	Mount Type Mount Type

	Press Fit

	Inside Width Inside Width

	Outside Width Outside Width

	Fabrication Fabrication

Machined

	Finish Finish

Anodized

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

	REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)

REACH Compliant

	RoHS (Restriction of Hazardous Substances) RoHS (Restriction of Hazardous Substances)

RoHS Compliant

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45 Products

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 1/2" 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
2.375"	18	0.375"	1/2"	Finished	0.55"	0.719"	1.25"	2.149"	2	Machined	Anodized Aluminum	1.625"	0000000	000000
2.625"	20	0.375"	1/2"	Finished	0.55"	0.719"	1.312"	2.387"	2	Machined	Anodized Aluminum	1.812"	0000000	00000
2.875"	22	0.375"	1/2"	Finished	0.55"	0.719"	1.375"	2.626"	2	Machined	Anodized Aluminum	2.125"	0000000	00000
3.094"	24	0.375"	1/2"	Finished	0.55"	0.719"	1.375"	2.865"	2	Machined	Anodized Aluminum	2.25"	0000000	00000
3.33"	26	0.375"	1/2"	Finished	0.58"	0.75"	1.375"	3.104"	2	Machined	Anodized Aluminum	2.25"	0000000	00000
3.566"	28	0.375"	1/2"	Finished	0.58"	0.75"	1.375"	3.342"	2	Machined	Anodized Aluminum	2.25"	0000000	00000
3.8"	30	0.375"	1/2"	Finished	0.58"	0.75"	1.375"	3.581"	2	Machined	Anodized Aluminum	2.25"	0000000	00000
4.044"	32	0.375"	1/2"	Finished	0.58"	0.75"	1.375"	3.82"	2	Machined	Anodized Aluminum	2.625"	0000000	00000
4.52"	36	0.375"	1/2"	Finished	0.58"	0.75"	1.375"	4.297"	2	Machined	Anodized Aluminum	3.5"	0000000	00000
5"	40	0.375"	1/2"	Finished	0.58"	0.75"	1.375"	4.775"	2	Machined	Anodized Aluminum	3.625"	000000	00000
For 3/4" Max. Belt Wd.
2.375"	18	0.375"	1/2"	Finished	0.83"	1"	1.5"	2.149"	2	Machined	Anodized Aluminum	1.625"	0000000	00000
2.625"	20	0.375"	1/2"	Finished	0.83"	1"	1.5"	2.387"	2	Machined	Anodized Aluminum	1.812"	0000000	00000
2.875"	22	0.375"	1/2"	Finished	0.83"	1"	1.5"	2.626"	2	Machined	Anodized Aluminum	2.125"	0000000	00000
3.094"	24	0.375"	1/2"	Finished	0.83"	1"	1.5"	2.865"	2	Machined	Anodized Aluminum	2.25"	0000000	00000
3.33"	26	0.375"	1/2"	Finished	0.83"	1"	1.5"	3.104"	2	Machined	Anodized Aluminum	2.25"	0000000	00000
3.566"	28	0.375"	1/2"	Finished	0.83"	1"	1.5"	3.342"	2	Machined	Anodized Aluminum	2.25"	0000000	00000
3.8"	30	0.375"	1/2"	Finished	0.83"	1"	1.5"	3.581"	2	Machined	Anodized Aluminum	2.25"	0000000	00000
4.044"	32	0.375"	1/2"	Finished	0.83"	1"	1.5"	3.82"	2	Machined	Anodized Aluminum	2.625"	0000000	00000
4.52"	36	0.375"	1/2"	Finished	0.83"	1"	1.5"	4.297"	2	Machined	Anodized Aluminum	3.5"	0000000	00000
5"	40	0.375"	1/2"	Finished	0.83"	1"	1.5"	4.775"	2	Machined	Anodized Aluminum	3.625"	000000	00000
For 1" Max. Belt Wd.
2.375"	18	0.375"	1/2"	Finished	1.08"	1.25"	1.75"	2.149"	2	Machined	Anodized Aluminum	1.625"	0000000	00000
2.625"	20	0.375"	1/2"	Finished	1.08"	1.25"	1.75"	2.387"	2	Machined	Anodized Aluminum	1.812"	0000000	00000
2.875"	22	0.375"	1/2"	Finished	1.08"	1.25"	1.75"	2.626"	2	Machined	Anodized Aluminum	2.125"	0000000	00000
3.094"	24	0.375"	1/2"	Finished	1.08"	1.25"	1.75"	2.865"	2	Machined	Anodized Aluminum	2.25"	0000000	00000
3.33"	26	0.375"	1/2"	Finished	1.08"	1.25"	1.75"	3.104"	2	Machined	Anodized Aluminum	2.438"	0000000	00000
3.566"	28	0.375"	1/2"	Finished	1.08"	1.25"	1.75"	3.342"	2	Machined	Anodized Aluminum	2.688"	0000000	00000
3.8"	30	0.375"	1/2"	Finished	1.08"	1.25"	1.75"	3.581"	2	Machined	Anodized Aluminum	2.813"	0000000	00000
4.044"	32	0.375"	1/2"	Finished	1.08"	1.25"	1.75"	3.82"	2	Machined	Anodized Aluminum	3.125"	0000000	00000
4.52"	36	0.375"	1/2"	Finished	1.08"	1.25"	1.75"	4.297"	2	Machined	Anodized Aluminum	3.5"	0000000	00000
5"	40	0.375"	1/2"	Finished	1.08"	1.25"	1.75"	4.775"	2	Machined	Anodized Aluminum	3.625"	000000	000000
For 12.7 mm Max. Belt Wd.
36.53mm	10	9.53mm	10mm	Finished	13.97mm	18.26mm	28.57mm	30.32mm	2	Machined	Anodized Aluminum	22.22mm	0000000	00000
42.06mm	12	9.53mm	10mm	Finished	13.97mm	18.26mm	30.17mm	36.37mm	2	Machined	Anodized Aluminum	28.57mm	0000000	00000
45.24mm	13	9.53mm	10mm	Finished	13.97mm	18.26mm	30.17mm	39.42mm	2	Machined	Anodized Aluminum	28.57mm	0000000	00000
48.41mm	14	9.53mm	12mm	Finished	13.97mm	18.26mm	30.17mm	42.44mm	2	Machined	Anodized Aluminum	31.75mm	0000000	00000
51.59mm	15	9.53mm	12mm	Finished	13.97mm	18.26mm	31.75mm	45.46mm	2	Machined	Anodized Aluminum	34.92mm	0000000	00000
53.98mm	16	9.53mm	14mm	Finished	13.97mm	18.26mm	31.75mm	48.51mm	2	Machined	Anodized Aluminum	34.92mm	0000000	00000
57.15mm	17	9.53mm	14mm	Finished	13.97mm	18.26mm	31.75mm	51.53mm	2	Machined	Anodized Aluminum	38.1mm	0000000	00000
60.33mm	18	9.53mm	14mm	Finished	13.97mm	18.26mm	31.75mm	54.58mm	2	Machined	Anodized Aluminum	41.27mm	0000000	00000
66.68mm	20	9.53mm	14mm	Finished	13.97mm	18.26mm	33.32mm	60.62mm	2	Machined	Anodized Aluminum	46.02mm	0000000	00000
73.03mm	22	9.53mm	14mm	Finished	13.97mm	18.26mm	34.92mm	66.7mm	2	Machined	Anodized Aluminum	53.97mm	0000000	00000
78.59mm	24	9.53mm	14mm	Finished	13.97mm	18.26mm	34.92mm	72.77mm	2	Machined	Anodized Aluminum	57.15mm	0000000	00000
84.58mm	26	9.53mm	14mm	Finished	14.73mm	18.26mm	34.92mm	78.84mm	2	Machined	Anodized Aluminum	57.15mm	0000000	00000
96.52mm	30	9.53mm	14mm	Finished	14.73mm	19.05mm	34.92mm	90.95mm	2	Machined	Anodized Aluminum	57.15mm	0000000	000000
102.72mm	32	9.53mm	14mm	Finished	14.73mm	19.05mm	34.92mm	97.02mm	2	Machined	Anodized Aluminum	66.67mm	0000000	000000
127mm	40	9.53mm	14mm	Finished	14.73mm	19.05mm	34.92mm	121.28mm	2	Machined	Anodized Aluminum	92.07mm	0000000	000000