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Thread-Mount Idler Rotary Shafts
With Shaft Collar
Tensioner Shown with Idler Shaft (Sold Separately)
With Retaining Ring Groove
With Shaft Collar
With Retaining Ring Groove
Thread these shafts into a tapped hole to support idler sprockets and pulleys in tensioning applications.
Shafts with a shaft collar come with a grease fitting for easy lubrication of your pulleys and sprockets. Adjust the collar to the width of your component.
Shafts with retaining ring grooves come with a retaining ring and spacers to position your component and hold it in place.
For technical drawings and 3-D models, click on a part number.
Overall | Thread | Groove | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dia. | Lg. | Lg. | Dia. | Size | Pitch | Lg. | Wd. | Dia. | End-to-Groove Lg. | Edge Type | Fabrication | Hardness Rating | Hardness | Each | |
Inch with Shaft Collar—1215 Carbon Steel | |||||||||||||||
| 1/2" | 1 1/16" | 2 9/32" | 1" | 3/8"-16 | __ | 7/16" | __ | __ | __ | Chamfered | Hardened | Very Hard | Rockwell C58 | 00000000 | 000000 |
| 5/8" | 1 1/4" | 3 3/8" | 1 1/8" | 1/2"-20 | __ | 7/8" | __ | __ | __ | Chamfered | Hardened | Very Hard | Rockwell C58 | 00000000 | 00000 |
| 3/4" | 2 7/16" | 4 3/8" | 1 1/4" | 1/2"-20 | __ | 7/8" | __ | __ | __ | Chamfered | Hardened | Very Hard | Rockwell C58 | 00000000 | 00000 |
| 1" | 1 1/2" | 3 3/8" | 1 1/2" | 3/4"-16 | __ | 7/8" | __ | __ | __ | Chamfered | Hardened | Very Hard | Rockwell C58 | 000000 | 00000 |
| 1" | 2 1/2" | 4 3/8" | 1 1/2" | 3/4"-16 | __ | 7/8" | __ | __ | __ | Chamfered | Hardened | Very Hard | Rockwell C58 | 000000 | 00000 |
| 1" | 3 1/2" | 5 3/8" | 1 1/2" | 3/4"-16 | __ | 7/8" | __ | __ | __ | Chamfered | Hardened | Very Hard | Rockwell C58 | 000000 | 00000 |
| 1 1/2" | 3 1/4" | 5 11/16" | 2 1/4" | 1"-14 | __ | 1 5/16" | __ | __ | __ | Chamfered | Hardened | Very Hard | Rockwell C58 | 00000000 | 00000 |
| 1 1/2" | 5 1/4" | 7 11/16" | 2 1/4" | 1"-14 | __ | 1 5/16" | __ | __ | __ | Chamfered | Hardened | Very Hard | Rockwell C58 | 00000000 | 00000 |
Inch with Retaining Ring Grooves—Zinc-Plated 1215 Carbon Steel | |||||||||||||||
| 1/4" | 3/8" | 1 1/16" | 1/2" | 1/4"-20 | __ | 21/64" | 0.029" | 0.21" | 0.063" | Chamfered | __ | Not Rated | Not Rated | 000000 | 0000 |
| 3/8" | 7/16" | 1 7/32" | 3/4" | 1/4"-20 | __ | 11/32" | 0.039" | 0.303" | 0.125" | Chamfered | __ | Not Rated | Not Rated | 000000 | 00000 |
| 1/2" | 5/8" | 1 9/16" | 1" | 5/16"-18 | __ | 1/2" | 0.046" | 0.396" | 0.125" | Chamfered | __ | Not Rated | Not Rated | 000000 | 00000 |
| 5/8" | 5/8" | 1 19/32" | 1 1/8" | 5/16"-18 | __ | 17/32" | 0.046" | 0.485" | 0.125" | Chamfered | __ | Not Rated | Not Rated | 000000 | 00000 |
| 3/4" | 5/8" | 1 25/32" | 1 1/4" | 3/8"-16 | __ | 45/64" | 0.056" | 0.58" | 0.125" | Chamfered | __ | Not Rated | Not Rated | 000000 | 00000 |
| 1" | 5/8" | 2" | 1 1/2" | 1/2"-13 | __ | 15/16" | 0.056" | 0.835" | 0.125" | Chamfered | __ | Not Rated | Not Rated | 000000 | 00000 |
Metric with Retaining Ring Grooves—Zinc-Plated 1215 Carbon Steel | |||||||||||||||
| 8mm | 9mm | 28mm | 15mm | M6 | 1 mm | 8mm | 0.733mm | 6.35mm | 2.56mm | Chamfered | __ | Medium | Rockwell B84 | 0000000 | 0000 |
| 10mm | 11mm | 34mm | 19mm | M8 | 1.25 mm | 10.66mm | 0.99mm | 7.69mm | 3.12mm | Chamfered | __ | Medium | Rockwell B84 | 0000000 | 00000 |
| 12mm | 12mm | 35mm | 22mm | M8 | 1.25 mm | 10.66mm | 0.99mm | 8.71mm | 3.12mm | Chamfered | __ | Medium | Rockwell B84 | 0000000 | 00000 |
| 20mm | 15mm | 45mm | 31mm | M12 | 1.75 mm | 16mm | 1.422mm | 14.73mm | 4.06mm | Chamfered | __ | Medium | Rockwell B84 | 0000000 | 00000 |
Flange-Mount Idler Rotary Shafts
Mount the flange to a machine or wall to support idler sprockets and pulleys in tensioning applications. They include washers and a nut to position your component and hold it in place.
For technical drawings and 3-D models, click on a part number.
Overall | Thread | Mounting Holes | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dia. | Lg. | Lg. | Dia. | Size | Pitch | Lg. | Flange Thick. | Bolt Circle Dia. | No. of | Dia. | Edge Type | Hardness Rating | Hardness | Each | |
Inch—Zinc-Plated 1215 Carbon Steel | |||||||||||||||
| 1/4" | 3/8" | 1" | 1 1/16" | 10-24 | __ | 11/32" | 9/32" | 23/32" | 4 | 5/32" | Straight | Not Rated | Not Rated | 0000000 | 000000 |
| 3/8" | 7/16" | 1 3/16" | 1 1/4" | 5/16"-18 | __ | 15/32" | 9/32" | 29/32" | 4 | 5/32" | Straight | Not Rated | Not Rated | 0000000 | 00000 |
| 1/2" | 5/8" | 1 1/2" | 1 7/16" | 7/16"-14 | __ | 19/32" | 9/32" | 1 3/32" | 4 | 5/32" | Straight | Not Rated | Not Rated | 0000000 | 00000 |
| 5/8" | 5/8" | 1 21/32" | 1 5/8" | 1/2"-13 | __ | 23/32" | 5/16" | 1 1/4" | 4 | 5/32" | Straight | Not Rated | Not Rated | 0000000 | 00000 |
| 3/4" | 5/8" | 1 27/32" | 1 7/8" | 5/8"-11 | __ | 7/8" | 11/32" | 1 7/16" | 4 | 3/16" | Straight | Not Rated | Not Rated | 0000000 | 00000 |
| 1" | 5/8" | 2 1/8" | 2 1/4" | 7/8"-9 | __ | 1 3/32" | 13/32" | 1 3/4" | 4 | 1/4" | Straight | Not Rated | Not Rated | 0000000 | 00000 |
Metric—Zinc-Plated 1215 Carbon Steel | |||||||||||||||
| 8mm | 9mm | 24mm | 28mm | M6 | 1 mm | 6.6mm | 7mm | 20mm | 4 | 3mm | Straight | Medium | Rockwell B84 | 0000000 | 00000 |
| 10mm | 11mm | 28mm | 30mm | M8 | 1.25 mm | 8.26mm | 7mm | 22mm | 4 | 3mm | Straight | Medium | Rockwell B84 | 0000000 | 00000 |
| 12mm | 12mm | 33mm | 36mm | M10 | 1.5 mm | 9.9mm | 9mm | 26mm | 4 | 4mm | Straight | Medium | Rockwell B84 | 0000000 | 00000 |
| 20mm | 15mm | 46mm | 50mm | M18 | 2.5 mm | 16.56mm | 11mm | 36mm | 4 | 6mm | Straight | Medium | Rockwell B84 | 0000000 | 00000 |