Steep Taper (MAS 403 BT) Tool Holders and Adapters
Steep Taper (MAS 403 BT) Tool Holder Blanks
30, 40, and 50 steep taper MAS 403 BT blanks are available from TAC Rockford.
| Taper | L (mm) | D (mm) | d5 (mm) | f (mm) | Standard | Part Number | ||
|---|---|---|---|---|---|---|---|---|
| Steep Taper 30 (BT) | 100 | 45 | 46 | 20 | JIS B 6339 / ISO 7388-2 | 679.530.045.100 | ||
| Steep Taper 40 (BT) | 160 | 63 | 63 | 25 | JIS B 6339 / ISO 7388-2 | 679.540.063.160 | ||
| Steep Taper 40 (BT) | 250 | 63 | 63 | 25 | JIS B 6339 / ISO 7388-2 | 679.540.063.250 | ||
| Steep Taper 50 (BT) | 160 | 90 | 100 | 35 | JIS B 6339 / ISO 7388-2 | 679.550.090.160 | ||
| Steep Taper 50 (BT) | 250 | 90 | 100 | 35 | JIS B 6339 / ISO 7388-2 | 679.550.090.250 | ||
| Steep Taper 30/35/40/45/50/55/60 (BT) Custom Size | Contact us with your requirements | 679.500.SP |
HSK-C to Steep Taper (MAS 403 BT) Basic Adapters
- Includes clamping set
- Includes brass locking ring
- Order clamping key and draw in bolt separately
| MAS 403 (BT) Taper | HSK-C Taper (d1) | Length (l1) | d2 | SW | Part Number | |||
|---|---|---|---|---|---|---|---|---|
| Steep Taper (BT) 40 | HSK-C 40 | 40 | 63 | 3 | 683.514.040.040 | |||
| Steep Taper (BT) 40 | HSK-C 50 | 40 | 63 | 4 | 683.514.040.050 | |||
| Steep Taper (BT) 50 | HSK-C 40 | 50 | 100 | 3 | 683.514.050.040 | |||
| Steep Taper (BT) 50 | HSK-C 50 | 50 | 100 | 4 | 683.514.050.050 | |||
| Steep Taper (BT) 50 | HSK-C 63 | 50 | 100 | 5 | 683.514.050.063 |
BT-DC Steep Taper Tool Holder Blanks
40 and 50 steep taper BT Dual Contact blanks are available from TAC Rockford.
| Taper | L (mm) | D (mm) | d6 (mm) | f2 (mm) | Part Number | |||
|---|---|---|---|---|---|---|---|---|
| Steep Taper (BT-DC) 30 | 100 | 52 | 46 | 22 | 6F9.530.052.100 | |||
| Steep Taper (BT-DC) 40 | 160 | 63 | 63 | 27 | 6F9.540.063.160 | |||
| Steep Taper (BT-DC) 40 | 250 | 63 | 63 | 27 | 6F9.540.063.250 | |||
| Steep Taper (BT-DC) 50 | 160 | 90 | 100 | 38 | 6F9.550.090.160 | |||
| Steep Taper (BT-DC) 50 | 250 | 90 | 100 | 38 | 6F9.550.090.250 | |||
| Steep Taper (BT-DC) 30/40/50 Custom Size | Contact us with your requirements | 6F9.500.SP |
Steep Taper (MAS 403 BT) to HSK-A/C Adapters
Converts Steep Taper (MAS 403 BT) 40 and 50 to HSK-A/C 63
| MAS 403 BT Taper (K) | HSK-A/C Taper (K1) | L1 | Length (L±0.05) | D1 | Part Number | |||
|---|---|---|---|---|---|---|---|---|
| Steep Taper (BT) 40 | HSK-A/C 63 | 43 | 70 | 63 | 681.00332140204 | |||
| Steep Taper (BT) 50 | HSK-A/C 63 | 22 | 60 | 63 | 681.00332140404 |
Steep Taper (MAS 403 BT) to Steep Taper (DIN 2080) Reducing Adapters
Converts Steep Taper (MAS 403 BT) to Steep Taper (DIN 2080)
| MAS 403 BT Taper (K) | DIN 2080 Taper (K1) | D | G | Length (L) | Part Number | |||
|---|---|---|---|---|---|---|---|---|
| Steep Taper (BT) 40 | Steep Taper (DIN 2080) 30 | 50 | M-12 | 60 | 681.00312320201 | |||
| Steep Taper (BT) 40 | Steep Taper (DIN 2080) 40 | 68 | M-16 | 87 | 681.00312320202 | |||
| Steep Taper (BT) 50 | Steep Taper (DIN 2080) 40 | 70 | M-16 | 63 | 681.00312320402 |
Steep Taper (MAS 403 BT) to Steep Taper (ISO) Reducing Adapters
For tools with Steep Taper DIN 2080, DIN 69871 or MAS 403 BT.
| MAS 403 BT Taper (K) | Steep Taper (K1) | D | G | Length (L) | Part Number | |||
|---|---|---|---|---|---|---|---|---|
| Steep Taper (BT) 50 | Steep Taper 40 | 70 | M-16 | 51 | 681.00312310402 |
Steep Taper to Steep Taper (MAS 403 BT) Reducing Adapters
With double effect pull stud. For tools with Steep Taper (DIN 69871) or Steep Taper (MAS 403 BT).
| Steep Taper (K) | MAS 403 BT Taper (K1) | D | G | Length (L) | Part Number | |||
|---|---|---|---|---|---|---|---|---|
| Steep Taper 40 | Steep Taper (BT) 40 | 68 | M-16 | 85 | 681.0031332020202 | |||
| Steep Taper 50 | Steep Taper (BT) 40 | 63 | M-16 | 63 | 681.0031332040202 | |||
| Steep Taper 40 | Steep Taper (BT) 30 | 50 | M-12 | 58 | 681.0031332020102 | |||
| Steep Taper 50 | Steep Taper (BT) 30 | 55 | M-12 | 53 | 681.0031332040102 |
Steep Taper (MAS 403 BT) to HSK Adapters
Adapts from JIS B 6339 (MAS 403) BT to DIN 69063 (HSK taper).
| K / Spindle-Taper | D1-HSK | Part Number | ||||||
|---|---|---|---|---|---|---|---|---|
| Steep Taper (MAS 403 BT) 40 | HSK-A/C 63 | 678.340.063.000 | ||||||
| Steep Taper (MAS 403 BT) 50 | HSK-A/C 63 | 678.350.063.000 |
Steep Taper (MAS 403 BT) to Steep Taper (DIN 69871) Adapters
Adapts from JIS B 6339 (MAS 403) BT to DIN 69871 (DIN SK taper).
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