About Moment Loads
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Extra-Wide Sleeve Bearing Carriages and Guide Rails




With a wide base and low-profile design, these carriages and guide rails stabilize moment (twisting) and off-center loads better than standard carriages and rails. Use in areas where multiple carriages or rails won't fit. Sleeve bearings allow them to outperform ball bearings in wet, dirty, and high-vibration environments. Mount in any orientation without affecting load capacity.
Aluminum carriages conduct and dissipate the heat produced by friction, protecting your machinery. They are more corrosion resistant than zinc carriages.
Zinc carriages are mildly corrosion resistant.
One-piece carriages are less likely to become misaligned over time than multipiece carriages, which have four distinct bearing blocks.
For technical drawings and 3-D models, click on a part number.


Aluminum Carriages and PTFE Plastic Bearings | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Mounting | Anodized Aluminum Guide Rails | ||||||||||||||
For Rail Wd., mm | Static Load Cap., lbs. | O'all Ht., mm | Carriage Wd., mm | Carriage Lg., mm | Max. Temp., °F | No. of Holes | Hole Thread Size | Hole Thread Pitch, mm | Hole Dp., mm | Fasteners Included | Each | Rail Lengths, mm | Per mm | ||
Square | |||||||||||||||
27 | 370 | 18 | 54 | 60 | 190° | 4 | M4 | 0.7 | 15 | No | 00000000 | 0000000 | 0000000 | 00000 | |
27 | 370 | 18 | 54 | 80 | 190° | 4 | M4 | 0.7 | 13 | No | 00000000 | 000000 | 0000000 | 000 | |
27 | 370 | 18 | 54 | 100 | 190° | 4 | M4 | 0.7 | 15 | No | 00000000 | 000000 | 0000000 | 000 | |
Round | |||||||||||||||
40 | 1,050 | 24 | 73 | 100 | 190° | 4 | M6 | 1 | 19 | No | 00000000 | 000000 | 0000000 | 000 | |
40 | 1,050 | 24 | 73 | 150 | 190° | 4 | M6 | 1 | 19 | No | 00000000 | 000000 | 0000000 | 000 | |
40 | 1,050 | 24 | 73 | 200 | 190° | 4 | M6 | 1 | 19 | No | 00000000 | 000000 | 0000000 | 000 | |
54 | 1,880 | 35 | 104 | 100 | 190° | 4 | M8 | 1.25 | 30 | No | 00000000 | 000000 | 0000000 | 000 | |
54 | 1,880 | 35 | 104 | 150 | 190° | 4 | M8 | 1.25 | 30 | No | 00000000 | 000000 | 0000000 | 000 | |
54 | 1,880 | 35 | 104 | 200 | 190° | 4 | M8 | 1.25 | 30 | No | 00000000 | 000000 | 0000000 | 000 | |
74 | 1,050 | 24 | 107 | 100 | 190° | 4 | M6 | 1 | 19 | No | 00000000 | 000000 | 0000000 | 000 | |
74 | 2,870 | 44 | 134 | 150 | 190° | 4 | M8 | 1.25 | 38 | No | 00000000 | 000000 | 0000000 | 000 | |
74 | 2,870 | 44 | 134 | 200 | 190° | 4 | M8 | 1.25 | 38 | No | 00000000 | 000000 | 0000000 | 000 | |
74 | 2,870 | 44 | 134 | 250 | 190° | 4 | M8 | 1.25 | 38 | No | 00000000 | 000000 | 0000000 | 000 |


Zinc Carriages and PTFE Plastic Bearings | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Mounting | Anodized Aluminum Guide Rails | ||||||||||||||
For Rail Wd., mm | Static Load Cap., lbs. | O'all Ht., mm | Carriage Wd., mm | Carriage Lg., mm | Max. Temp., °F | No. of Holes | Hole Thread Size | Hole Thread Pitch, mm | Hole Dp., mm | Fasteners Included | Each | Rail Lengths, mm | Per mm | ||
Square | |||||||||||||||
27 | 370 | 18 | 54 | 60 | 190° | 4 | M4 | 0.7 | 15 | No | 0000000 | 000000 | 0000000 | 00000 | |
27 | 370 | 18 | 54 | 80 | 190° | 4 | M4 | 0.7 | 15 | No | 00000000 | 00000 | 0000000 | 000 | |
27 | 370 | 18 | 54 | 100 | 190° | 4 | M4 | 0.7 | 15 | No | 00000000 | 00000 | 0000000 | 000 | |
Round | |||||||||||||||
40 | 1,050 | 24 | 73 | 100 | 190° | 4 | M6 | 1 | 19 | No | 0000000 | 00000 | 0000000 | 000 | |
40 | 1,050 | 24 | 73 | 150 | 190° | 4 | M6 | 1 | 19 | No | 00000000 | 00000 | 0000000 | 000 | |
40 | 1,050 | 24 | 73 | 200 | 190° | 4 | M6 | 1 | 19 | No | 00000000 | 00000 | 0000000 | 000 | |
54 | 1,880 | 35 | 104 | 100 | 190° | 4 | M8 | 1.25 | 30 | No | 00000000 | 000000 | 0000000 | 000 | |
54 | 1,880 | 35 | 104 | 150 | 190° | 4 | M8 | 1.25 | 30 | No | 00000000 | 000000 | 0000000 | 000 | |
54 | 1,880 | 35 | 104 | 200 | 190° | 4 | M8 | 1.25 | 30 | No | 00000000 | 000000 | 0000000 | 000 | |
74 | 1,050 | 24 | 107 | 100 | 190° | 4 | M6 | 1 | 19 | No | 0000000 | 00000 | 0000000 | 000 | |
74 | 2,850 | 44 | 134 | 150 | 190° | 4 | M8 | 1.25 | 38 | No | 0000000 | 000000 | 0000000 | 000 | |
74 | 2,870 | 44 | 134 | 200 | 190° | 4 | M8 | 1.25 | 38 | No | 00000000 | 000000 | 0000000 | 000 | |
74 | 2,870 | 44 | 134 | 250 | 190° | 4 | M8 | 1.25 | 38 | No | 00000000 | 000000 | 0000000 | 000 |

Aluminum Carriages and PTFE Plastic Bearings | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Mounting | Anodized Aluminum Guide Rails | ||||||||||||||
For Rail Wd., mm | Static Load Cap., lbs. | O'all Ht., mm | Carriage Wd., mm | Carriage Lg., mm | Max. Temp., °F | No. of Holes | Hole Thread Size | Hole Thread Pitch, mm | Hole Dp., mm | Fasteners Included | Each | Rail Lengths, mm | Per mm | ||
Square | |||||||||||||||
27 | 370 | 16 | 54 | 60 | 190° | 4 | M4 | 0.7 | 13 | No | 00000000 | 000000 | 0000000 | 00000 | |
27 | 370 | 16 | 54 | 80 | 190° | 4 | M4 | 0.7 | 13 | No | 00000000 | 000000 | 0000000 | 000 | |
27 | 370 | 16 | 54 | 100 | 190° | 4 | M4 | 0.7 | 13 | No | 00000000 | 000000 | 0000000 | 000 | |
36 | 1,050 | 22 | 73 | 100 | 190° | 4 | M6 | 1 | 15 | No | 00000000 | 000000 | 0000000 | 000 | |
36 | 1,050 | 22 | 73 | 150 | 190° | 4 | M6 | 1 | 15 | No | 00000000 | 000000 | 0000000 | 000 | |
36 | 1,050 | 22 | 73 | 200 | 190° | 4 | M6 | 1 | 15 | No | 00000000 | 000000 | 0000000 | 000 | |
54 | 1,880 | 30 | 104 | 100 | 190° | 4 | M8 | 1.25 | 22 | No | 00000000 | 000000 | 0000000 | 000 | |
54 | 1,880 | 30 | 104 | 150 | 190° | 4 | M8 | 1.25 | 22 | No | 00000000 | 000000 | 0000000 | 000 | |
54 | 1,880 | 30 | 104 | 200 | 190° | 4 | M8 | 1.25 | 22 | No | 00000000 | 000000 | 0000000 | 000 | |
70 | 1,070 | 22 | 107 | 100 | 190° | 4 | M6 | 1 | 15 | No | 00000000 | 000000 | 0000000 | 000 | |
74 | 2,870 | 40 | 134 | 150 | 190° | 4 | M8 | 1.25 | 32 | No | 00000000 | 000000 | 0000000 | 000 | |
74 | 2,870 | 40 | 134 | 200 | 190° | 4 | M8 | 1.25 | 32 | No | 00000000 | 000000 | 0000000 | 000 | |
74 | 2,870 | 40 | 134 | 250 | 190° | 4 | M8 | 1.25 | 32 | No | 00000000 | 000000 | 0000000 | 000 |