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Belt Type
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Export Control Classification Number (ECCN)
DFARS Specialty Metals
REACH
U.S.–Mexico–Canada Agreement (USMCA) Qualifying
RoHS
Round Belt Idler Pulleys
 |  |
Brass |
These pulleys spin freely on built-in bearings to maintain tension for reduced wear and vibration. They are often used with belt tensioners (sold separately). Ball bearings are double sealed to keep dirt out.
Brass—Brass pulleys are nonsparking and fit in extremely small spaces.
For Belt Dia. | OD | For Shaft Dia. | Dia. | Wd. | Groove Dp. | Material | Bearing Material | Each | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 3/32" | 0.8" | 1/8" | 0.654" | 9/64" | 0.048" | Brass | Stainless Steel | 6447K1 | 000000 | |
| 3/32" | 1" | 1/8" | 0.904" | 5/32" | 0.048" | Brass | Stainless Steel | 6447K3 | 00000 | |
| 3/32" | 1.5" | 1/8" | 1.404" | 5/32" | 0.048" | Brass | Stainless Steel | 6447K4 | 00000 | |
| 1/8" | 1" | 1/4" | 0.872" | 3/16" | 0.064" | Brass | Stainless Steel | 6447K5 | 00000 | |
| 1/8" | 1.5" | 1/4" | 1.372" | 3/16" | 0.064" | Brass | Stainless Steel | 6447K6 | 00000 | |
| 1/8" | 1.5" | 1/4" | 1.372" | 13/64" | 0.064" | Brass | Stainless Steel | 6447K7 | 00000 | |
| 1/8" | 2" | 1/4" | 1.872" | 13/64" | 0.064" | Brass | Stainless Steel | 6447K8 | 00000 | |
| 3/16" | 2" | 3/8" | 1.81" | 9/32" | 0.095" | Brass | Stainless Steel | 6447K9 | 00000 | |
| 3/16" | 2.5" | 3/8" | 2.31" | 9/32" | 0.095" | Brass | Stainless Steel | 6447K11 | 00000 |
