AKKO CKUNR/L – C-System Boring Bar from the AKKO C-System Boring Bars range. Insert clamping: top clamp. Available in right-hand and left-hand versions. For inserts: KN.. 1604.. 8 sizes listed below.
Specifications
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Clamping Type: C-System
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Coolant Through: No
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Type Of Bar: Steel Body
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Insert Size: 1604..
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Insert Style: KN..
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Side Cutting Angle (KAPR): 93°
Sizes and dimensions
| AKKO code |
Hand (R/L) |
Connection Diameter (DCON, mm) |
Functional Length (LF, mm) |
Functional Width (WF, mm) |
Minimum Bore Diameter (Dmin) |
| S25S CKUNL 16 |
L |
25 |
250 |
19 |
≥38 mm |
| S25S CKUNR 16 |
R |
25 |
250 |
19 |
≥38 mm |
| S32T CKUNL 16 |
L |
32 |
300 |
22 |
≥40 mm |
| S32T CKUNR 16 |
R |
32 |
300 |
22 |
≥40 mm |
| S40U CKUNL 16 |
L |
40 |
350 |
27 |
≥50 mm |
| S40U CKUNR 16 |
R |
40 |
350 |
27 |
≥50 mm |
| S50V CKUNL 16 |
L |
50 |
400 |
35 |
≥63 mm |
| S50V CKUNR 16 |
R |
50 |
400 |
35 |
≥63 mm |
Spare parts (AKKO codes)
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Shim: AKS-16
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Shim Screw: AAV-01-M3X10
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Allen Key: AAL-05-4
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Clamp Screw: AKV-06-M6X20
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Clamp Spring: AKY-02
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Stamp: ABPL-01
| AKKO code |
Clamp |
| S25S CKUNL 16 |
ACK-01 |
| S25S CKUNR 16 |
ACK-02 |
| S32T CKUNL 16 |
ACK-01 |
| S32T CKUNR 16 |
ACK-02 |
| S40U CKUNL 16 |
ACK-01 |
| S40U CKUNR 16 |
ACK-02 |
| S50V CKUNL 16 |
ACK-01 |
| S50V CKUNR 16 |
ACK-02 |
Spare parts and keys can be ordered separately: ask us with the AKKO code.
Ordering and delivery
- Genuine AKKO tooling, made by AKKO in Konya, Türkiye.
- Inserts are sold separately unless stated.
- Supplied on quotation: choose the AKKO code and request a quote; we confirm price and lead time.
- Worldwide delivery by DHL or UPS.