#4-40 UNC 3B 2 Flute HSS NIT Spiral Flute Tap
| Thread Diameter Size (TDZ) | #4 | Thread Tolerance Class (TCTR) | 3B |
| Threads per Inch (TPI) | 40 | Standard | ANSI B94.9 |
| Thread Standard | NC | Coating | Nitride |
| Overall Length (OAL) | 1-59/64″ | Flute Length | 19/32″ |
| Thread Cutting Part Length (THL) | 25/64″ | Flute Type | Spiral |
| Connection Diameter Machine Side (DCONMS) | 9/64″ | Cutting Direction (HAND) | Right Hand |
| Flute Count (NOF) | 2 | Coolant Supply Property (CSP) | External |
| Flute Helix Angle (FHA) | CW|15 Degrees | Measurement Type | Wire Gauge |
| Cutting Edge Material | HSS |
Product Features
| Family Description | A2240661-UNC4 | Country of Origin | Germany |
Shipping Info
Package Weight
0.071
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