Shaft Collar (Split) - Standard / Compact / Balanced
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MISUMI
- [Specification Change] The packaging specifications of some products will be changed sequentially starting in July 2026. Products before and after the change may be mixed in the same shipment, but there are no problems with use.
- Please check the content on our website as the PDF does not contain the most up-to-date information.
Compared to the standard type, it is up to 33% more compact in width and 16% more compact in outer diameter.
Dimensional Drawing
■Standard
■Compact
* D3 to D25:C0.5
D30 to D60:C1
D80·D100:C1.5
* D5 to D25:C0.5
D30 to D50:C1
■Balanced
* D16 to D25:C0.5
D30 to D50:C1
| Type | [M] Material | [S] Surface Treatment | [A]Accessory | ||
| Standard | Compact | Balanced | Hex Socket Head Cap Screw 2 pcs. | ||
| SCSP | SCSPJ | SCSPB | S45C Equivalent | Black Oxide | [M]SCM435 Equivalent |
| PSCSP | PSCSPJ | PSCSPB | Electroless Nickel Plating | [M]SUS304 Equivalent | |
| SSCSP | SSCSPJ | SSCSPB | SUS304 Equivalent | — | |
| SCNPA | SCNPAJ | — | 2000 Series Aluminum Alloy | — | |
| SCNPAW | SCNPAWJ | — | Clear Anodize | ||
[ ! ] The shape of counterbore hole may be either round or shape D.
[ ! ] Size Comparison Table
| D | Size Differences | Compact | Standard | |||
| B (Thickness) | D1 (O.D.) | B (Thickness) | D1 (O.D.) | B (Thickness) | D1 (O.D.) | |
5 | −2 | −4 | 6 | 16 | 8 | 20 |
6 | −2 | −2 | 6 | 18 | 8 | 20 |
8 | −2 | −3 | 6 | 22 | 8 | 25 |
10 | −2 | −5 | 6 | 25 | 8 | 30 |
12 | −2 | −5 | 6 | 25 | 8 | 30 |
13 | −2 | −2 | 8 | 28 | 10 | 30 |
15 | −2 | −4 | 8 | 30 | 10 | 34 |
16 | −2 | −5 | 8 | 30 | 10 | 35 |
20 | −2 | −5 | 8 | 35 | 10 | 40 |
25 | −2 | −3 | 10 | 42 | 12 | 45 |
30 | −3 | −5 | 12 | 50 | 15 | 55 |
35 | −3 | −5 | 12 | 55 | 15 | 60 |
40 | −6 | −10 | 12 | 60 | 18 | 70 |
50 | −4 | −5 | 18 | 80 | 22 | 85 |
App. Example
