Circular Posts
Product name | Circular Posts/Both Ends Tapped With Standard Wrench Flat/Standard L Dimension |
Part number | SETS30-300-SC30-M8-N8 |
Features | The dimensions and thread diameter are configurable. And installation or removal of Wrench Flats can be selected. |
* Orange colored cells in the table below indicate the part numbers used in this example.
Selection criteria
It is suitable as a spacer to install bearings with a certain distance to each other.
Available sizes
■Circular post both tapped end L dimension specified thread diameter specification
With wrench groove
Material | Surface Treatment |
EN 1.0038 Equiv. | - |
Black Oxide Coating |
Electroless Nickel Plating |
Trivalent Chromate (Black) |
EN 1.4301 Equiv. | - |
EN AW-2017 Equiv. | Clear Anodize |
■Sizes and Dimensions
Post Diameter. | Overall Length (specified in 1 mm increment) | Tapped | Wrench Groove |
Diameter (coarse) (select individually for each end) | Depth | Opposite Side | Slot Width |
M2.6 | M3 | M4 | M5 | M6 | M8 | M10 | M12 | M16 | M20 | M24 |
Ø5 | 15 ~ 50 | ○ | ○ | | | | | | | | | | Diameter x 2 | 4 | 8 |
Ø6 | 15 ~ 50 | | ○ | ○ | | | | | | | | | 5 |
Ø8 | 15 ~ 150 | | ○ | ○ | ○ | | | | | | | | 7 |
Ø10 | 20 ~ 350 | | | ○ | ○ | ○ | | | | | | | 8 |
Ø12 | 25 ~ 400 | | | | ○ | ○ | ○ | | | | | | 10 | 10 |
Ø15 | 30 ~ 500 | | | | | ○ | ○ | ○ | | | | | 13 |
Ø20 | 40 ~ 500 | | | | | ○ | ○ | ○ | ○ | | | | 17 |
Ø25 | 50 ~ 600 | | | | | ○ | ○ | ○ | ○ | ○ | | | 22 |
Ø30 | 60 ~ 700 | | | | | ○ | ○ | ○ | ○ | ○ | ○ | | 27 | 15 |
Ø35 | 75 ~ 800 | | | | | | ○ | ○ | ○ | ○ | ○ | ○ | 30 | 15 |
Ø40 | 75 ~ 900 | | | | | | | ○ | ○ | ○ | ○ | ○ | 36 | 20 |
Ø50 | 75 ~ 1000 | | | | | | | | ○ | ○ | ○ | ○ | 41 | 20 |
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Accuracy Info
■Accuracy of Post Diameter
Material | Surface Treatment | Tolerance |
EN 1.0038 Equiv. | - | 0/-0.1 |
Black Oxide Coating |
Electroless Nickel Plating |
Trivalent Chromate(Black) | ±0.05 |
EN 1.4301 Equiv. | - | 0/-0.1 |
EN AW-2017 Equiv. | Clear Anodize |
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MechaLock
Product name | Keyless Bushings/Compact |
Part number | MLRS30 |
Features | A hub (such as pulleys, gears and sprockets) can be easily connected with a shaft by screwing. |
* Orange colored cells in the table below indicate the part numbers used in this example.
Selection criteria
It is suitable for connecting a pipe member for which key groove is not available to a sprocket.
Risk info.
Deformation of pipe due to over-tightening bolt.
Available sizes
■MechaLock Compact Type (With Centering Function)
Body material | Surface Treatment |
EN 1.1191 Equiv. | - |
EN 1.1191 Equiv. | Electroless Nickel Plating |
EN 1.4301 Equiv. | - |
■Sizes and Dimensions
Shaft Hole Dia. | Outer Ring O.D. (pilot) | Inner Ring O.D. (shoulder) | Shoulder Height | Pilot Length. |
Ø18 | Ø26 | Ø46 | 16 | 14 |
Ø19 | Ø27 | Ø47 |
Ø20 | Ø28 | Ø48 |
Ø22 | Ø32 | Ø52 | 16 |
Ø24 | Ø34 | Ø54 |
Ø25 |
Ø28 | Ø39 | Ø59 | 20 |
Ø30 | Ø41 | Ø61 |
Ø32 | Ø43 | Ø63 |
Ø35 | Ø47 | Ø67 | 22 |
Ø38 | Ø50 | Ø70 |
Ø40 | Ø53 | Ø73 |
Ø42 | Ø55 | Ø75 |
Ø45 | Ø59 | Ø84 | 20.5 | 30 |
Ø48 | Ø62 | Ø87 |
Ø50 | Ø65 | Ø90 |
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Accuracy Info
■Recommended Tolerance of Applicable Shaft and Hub
| Tolerance | Finish Surface Roughness |
Shaft O.D. | h7(g6) | Ra1.6 or less |
Hub I.D. | H7 | Ra3.2 or less |
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Performance info.
■MechaLock Compact Type (With Centering Function)
Shaft Hole Dia. | EN 1.1191 Equiv./- | EN 1.1191 Equiv./Electroless Nickel Plating | EN 1.4301 Equiv. /- |
Max. Allowable Torque (N・m) | Allowable Thrust Load (kN) | Screw Tightening Torque (N・m) | Max. Allowable Torque (N・m) | Allowable Thrust Load (kN) | Screw Tightening Torque (N・m) | Max. Allowable Torque (N・m) | Allowable Thrust Load (kN) | Screw Tightening Torque (N・m) |
Ø18 | 210 | 23.2 | 14 | 210 | 23.2 | 14 | 68 | 7.4 | 9.6 |
Ø19 | 221 | 221 | 71 |
Ø20 | 233 | 233 | 75 |
Ø22 | 256 | 256 | 83 |
Ø24 | 279 | 279 | 90 |
Ø25 | 291 | 291 | 94 |
Ø28 | 488 | 34.8 | 488 | 34.8 | 157 | 11.1 |
Ø30 | 523 | 523 | 168 |
Ø32 | 558 | 558 | 180 |
Ø35 | 813 | 46.4 | 813 | 46.4 | 262 | 14.9 |
Ø38 | 883 | 883 | 284 |
Ø40 | 929 | 929 | 299 |
Ø42 | 976 | 976 | 314 |
Ø45 | 1910 | 84.5 | 34 | 1910 | 84.5 | 34 | 620 | 27.5 | 23.6 |
Ø48 | 2040 | 2040 | 670 |
Ø50 | 2120 | 2120 | 690 |
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IDEA NOTE Uniform cleaning
The rotary movement of nozzles allow for uniform cleaning of the part.