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- NBK SCS-F series offers clamping screws of the flat ball type.
- The workpiece is in contact with a flat ball surface, preventing scratches.
- The ball rotates flexibly and provides secure clamping, even when the mating part is tilted.
- These screws are suitable for tool holder set screws, pressure pieces, and stoppers.
- The main body of the clamping ball screw is constructed from SCM435 with a Ferrosoferric Oxide Film (Black) coating.
- The ball of the clamping screw is made of SUJ2 and has a hardness of 55-60 HRC.
- The screw is available in seven sizes: M4, M5, M6, M8, M10, M12, or M16.
Part Number
Configured Part Number is shown.
SCS-M8F-20-F

SCS-F external appearance

SCSS-F external appearance

SCS-F-F external appearance

SCS-F/SCSS-F dimensional drawing

SCS-F-F dimensional drawing
(Unit: mm)
| Product number Steel | Allowable load (N) | Product number Stainless steel | Allowable load (N) | M (Coarse) | L | D | d | B | Weight (g) |
|---|---|---|---|---|---|---|---|---|---|
| SCS-M4-6-F | 3,500 | SCSS-M4-6-F | 2,040 | M4 | 6 | 2.5 | 2 | 2 | 0.4 |
| SCS-M4-10-F | 3,500 | SCSS-M4-10-F | 2,040 | M4 | 10 | 2.5 | 2 | 2 | 0.7 |
| SCS-M4-16-F | 3,500 | - | - | M4 | 16 | 2.5 | 2 | 2 | 1 |
| SCS-M5-8-F | 5,000 | - | - | M5 | 8 | 3 | 2.5 | 2.5 | 0.8 |
| - | - | SCSS-M5-12-F | 3,000 | M5 | 12 | 3 | 2.5 | 2.5 | 1.3 |
| SCS-M5-20-F | 5,000 | SCSS-M5-20-F | 3,000 | M5 | 20 | 3 | 2.5 | 2.5 | 2.3 |
| SCS-M6-10-F | 9,000 | SCSS-M6-10-F | 4,500 | M6 | 10 | 4 | 3.2 | 3 | 1.5 |
| SCS-M6-16-F | 9,000 | SCSS-M6-16-F | 4,500 | M6 | 16 | 4 | 3.2 | 3 | 2.5 |
| SCS-M6-20-F | 9,000 | SCSS-M6-20-F | 4,500 | M6 | 20 | 4 | 3.2 | 3 | 3.4 |
| SCS-M6-25-F | 9,000 | - | - | M6 | 25 | 4 | 3.2 | 3 | 4 |
| SCS-M8-10-F | 15,000 | - | - | M8 | 10 | 5.5 | 4.5 | 4 | 2.5 |
| SCS-M8-12-F | 15,000 | SCSS-M8-12-F | 9,000 | M8 | 12 | 5.5 | 4.5 | 4 | 3.2 |
| SCS-M8-20-F | 15,000 | - | - | M8 | 20 | 5.5 | 4.5 | 4 | 5.7 |
| - | - | SCSS-M8-25-F | 9,000 | M8 | 25 | 5.5 | 4.5 | 4 | 7.7 |
| SCS-M8-30-F | 15,000 | SCSS-M8-30-F | 9,000 | M8 | 30 | 5.5 | 4.5 | 4 | 9 |
| - | - | SCSS-M10-16-F | 14,400 | M10 | 16 | 7 | 6 | 5 | 7 |
| SCS-M10-35-F | 24,000 | SCSS-M10-35-F | 14,400 | M10 | 35 | 7 | 6 | 5 | 16 |
| - | - | SCSS-M12-40-F | 18,000 | M12 | 40 | 8.5 | 7.2 | 6 | 28 |
| SCS-M16-25-F | 73,000 | - | - | M16 | 25 | 12 | 10.7 | 8 | 28 |
| SCS-M16-35-F | 73,000 | - | - | M16 | 35 | 12 | 10.7 | 8 | 41 |
| SCS-M16-50-F | 73,000 | - | - | M16 | 50 | 12 | 10.7 | 8 | 48 |
(Unit: mm)
| Part number Steel | Allowable load (N) | M1 (Fine) | L | D | d | B | Weight (g) |
|---|---|---|---|---|---|---|---|
| SCS-M6F-10-F | 9,000 | M6 x 0.75 | 10 | 4 | 3.2 | 3 | 1.5 |
| SCS-M6F-16-F | 9,000 | M6 x 0.75 | 16 | 4 | 3.2 | 3 | 2.5 |
| SCS-M6F-20-F | 9,000 | M6 x 0.75 | 20 | 4 | 3.2 | 3 | 3.4 |
| SCS-M6F-25-F | 9,000 | M6 x 0.75 | 25 | 4 | 3.2 | 3 | 4 |
| SCS-M8F-12-F | 15,000 | M8 x 1.0 | 12 | 5.5 | 4.5 | 4 | 3.2 |
| SCS-M8F-20-F | 15,000 | M8 x 1.0 | 20 | 5.5 | 4.5 | 4 | 5.7 |
| SCS-M8F-25-F | 15,000 | M8 x 1.0 | 25 | 5.5 | 4.5 | 4 | 7.7 |
| SCS-M10F-16-F | 24,000 | M10 × 1.0 | 16 | 7 | 6 | 5 | 7 |
| SCS-M10F-20-F | 24,000 | M10 × 1.0 | 20 | 7 | 6 | 5 | 9.5 |
| SCS-M10F-25-F | 24,000 | M10 × 1.0 | 25 | 7 | 6 | 5 | 11 |
| SCS-M10F-35-F | 24,000 | M10 × 1.0 | 35 | 7 | 6 | 5 | 16 |
| SCS-M12F-20-F | 30,000 | M12 × 1.5 | 20 | 8.5 | 7.2 | 6 | 12.5 |
| SCS-M12F-30-F | 30,000 | M12 × 1.5 | 30 | 8.5 | 7.2 | 6 | 20 |
| SCS-M12F-40-F | 30,000 | M12 × 1.5 | 40 | 8.5 | 7.2 | 6 | 28 |
| SCS-F | SCSS-F | SCS-F-F | |
|---|---|---|---|
| Thread section | SCM435 black oxide coating (black) | SUSXM7 | SCM435 black oxide coating (black) |
| Ball | SUJ2 (Hardness 55 to 60 HRC) | SUS440C (Hardness 55 to 60 HRC) | SUJ2 (Hardness 55 to 60 HRC) |
| Part Number |
|---|
| SCS-M8F-20-F |
| Part Number | Standard Unit Price | Minimum order quantity | Volume Discount | Days to Ship | Thread Dia. | Material (Tip) | Material (Thread) | Main Body Length | Type of Screw Thread |
|---|---|---|---|---|---|---|---|---|---|
MYR 25.33 | 1 Piece(s) | Available | 12 Day(s) or more | 8 | SUJ2 | SCM435 | 20 | Fine |
Loading...
| Screw Type | Complete thread type | Tip Shape | Flat |
|---|
Please check the type/dimensions/specifications of the part SCS-M8F-20-F in the Clamping screw SCS-F, SCSS-F, SCSS-F-F series.
| Part Number |
|---|
| SCS-M10F-35-F |
| SCS-M10X35-F |
| SCS-M12F-20-F |
| SCS-M8F-25-F |
| SCS-M8X10-F |
| SCS-M8X12-F |
| Part Number | Standard Unit Price | Minimum order quantity | Volume Discount | Days to Ship | Thread Dia. | Material (Tip) | Material (Thread) | Main Body Length | Type of Screw Thread |
|---|---|---|---|---|---|---|---|---|---|
MYR 37.50 | 1 Piece(s) | Available | 12 Day(s) or more | 10 | SUJ2 | SCM435 | 35 | Fine | |
MYR 30.22 | 1 Piece(s) | Available | 5 Day(s) or more | 10 | SUJ2 | SCM435 | 35 | Coarse | |
MYR 44.03 | 1 Piece(s) | Available | 12 Day(s) or more | 12 | SUJ2 | SCM435 | 20 | Fine | |
MYR 26.24 | 1 Piece(s) | Available | 12 Day(s) or more | 8 | SUJ2 | SCM435 | 25 | Fine | |
MYR 18.84 | 1 Piece(s) | 5 Day(s) or more | 8 | SUJ2 | SCM435 | 10 | Coarse | ||
MYR 29.16 | 1 Piece(s) | Available | 5 Day(s) or more | 8 | SUJ2 | SCM435 | 12 | Coarse |
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