Product Similar To:
T838 • Form C Semi-Bottoming Chamfer • Machine Screw and Fractional • ANSI • Tension/Compression Holders
GOtap™ T838 Spiral-Flute HSS-E Taps • Blind Holes
Material Number6140598
ISO Catalog IDT838NC#04-40RH2-AANSI Catalog IDT838NC#04-40RH2-A
- P Steel
- M Stainless Steel
- K Cast Iron
- N Non-Ferrous
- 100076705
- Tapping: Blind Hole
- Chamfer Form C (2–3)
- 38618
- Flood Coolant: Tapping
- Manufacturer’s Specs: UNF
- Manufacturer’s Specs: UNC
- Manufacturer’s Specs: ANSI
- Tapping Helix Angle: 45°
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Material Number | 6140598 |
ISO Catalog ID | T838NC#04-40RH2-A |
ANSI Catalog ID | T838NC#04-40RH2-A |
Grade | KSP32 |
[D1-TDZ] Thread Diameter Size | 4 - 40 |
[L] Overall Length | 47.8 mm |
[L] Overall Length | 1.88 in |
[L3] Thread Length | 13.2 mm |
[L3] Thread Length | .52 in |
[L2] Useable Length | 17.7 mm |
[L2] Useable Length | .7 in |
[D] Adapter / Shank / Bore Diameter | 3.582 mm |
[D] Adapter / Shank / Bore Diameter | .141 in |
[Z] Number of Flutes | 2 |
Tap Pitch Diameter Limit | H2 |
Workpiece Materials
- Steel
- Stainless Steel
- Cast Iron
- Non-Ferrous
Uses and application
- 100076705
- Tapping: Blind Hole
- Chamfer Form C (2–3)
- 38618
- Flood Coolant: Tapping
- Manufacturer’s Specs: UNF
- Manufacturer’s Specs: UNC
- Manufacturer’s Specs: ANSI
- Tapping Helix Angle: 45°
Features and benefits
- KSP32 TiCN/TiN
- KSP39 oxide
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Tolerance
shank tolerance | |
D inch | tolerance |
.141 | +0, -.0015 |
+0, -.0020 | |
+0, -.0030 |
shank tolerance | |
D mm | tolerance h9 |
1 | +0, -0,025 |
+0, -0,030 | |
+0, -0,036 | |
+0, -0,043 | |
+0, -0,052 |
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