Product Similar To:
T641 • DIN 371 and 376 • Form C Semi-Bottoming Chamfer • Through Coolant • Machine Screw and Fractional
Beyond™ Straight-Flute HSS-E-PM Taps • Blind Holes
Material Number5212287
ISO Catalog IDT641NC03125-18R3BX-D1ANSI Catalog IDT641NC03125-18R3BX-D1
- K Cast Iron
- N Non-Ferrous
- Threading: Blind Hole
- DIN number 371
- DIN number 376
- Chamfer Form C (2–3)
- HSS-E-PM
- Class of Fit: 3BX
- Through Coolant: Axial: Tapping
- Manufacturer’s Specs: UNF
- Manufacturer’s Specs: UNC
- Tapping Helix Angle: 0°
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Material Number | 5212287 |
ISO Catalog ID | T641NC03125-18R3BX-D1 |
ANSI Catalog ID | T641NC03125-18R3BX-D1 |
Grade | KP6525 |
[D1-TDZ] Thread Diameter Size | 5/16 - 18 |
[L] Overall Length | 90 mm |
[L] Overall Length | 3.543 in |
[L3] Thread Length | 13 mm |
[L3] Thread Length | .512 in |
[L2] Useable Length | 35 mm |
[L2] Useable Length | 1.378 in |
[D] Adapter / Shank / Bore Diameter | 8 mm |
[D] Adapter / Shank / Bore Diameter | .315 in |
[Z] Number of Flutes | 4 |
Dimension Standard | DIN 371 |
Thread Tolerance Class ANSI | 3BX |
Workpiece Materials
- Cast Iron
- Non-Ferrous
Uses and application
- Threading: Blind Hole
- DIN number 371
- DIN number 376
- Chamfer Form C (2–3)
- HSS-E-PM
- Class of Fit: 3BX
- Through Coolant: Axial: Tapping
- Manufacturer’s Specs: UNF
- Manufacturer’s Specs: UNC
- Tapping Helix Angle: 0°
Features and benefits
- KP6525 TiCN + TiN for cast iron and cast aluminum.
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Tolerance
Tolerances
shank tolerance | |
D fractional | tolerance h6 + / - |
+0, -0,008 | |
+0, -0,009 | |
10 | +0, -0,011 |
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