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Article code:
EAN / GTIN:
Manufacturer number:
Machine tap, uncoated, UNC: 1-8
Article no.: 137860 1-8
Article code:
- Thread type: UNC
- Flank angle: 60
- Tool material: HSS
- Standard: DIN 376
- Tolerance class: 2B
Product details
Technical Data
| Thread size | 1-8 UNC | |
| Coating | uncoated | |
| Thread type | UNC | |
| Flank angle | 60 degrees | |
| Tool material | HSS | |
| Standard | DIN 376 | |
| Tolerance class | 2B | |
| Taper lead form | C | |
| Helix angle | 20 degrees | |
| Shank | Plain shank with h9 | |
| Through-coolant | no | |
| Application for type of drilling | up to 2×D for blind holes | |
| Cutting direction | right-hand | |
| Thread pitch | 3.175 mm | |
| Threads per inch | 8 | |
| Thread ⌀ | 25.4 mm | |
| Overall length L | 160 mm | |
| Shank ⌀ Ds | 20 mm | |
| Shank square □ | 16 mm | |
| Tapping hole ⌀ | 22.25 mm | |
| Type of threading tool | Machine tap for conventional machining | |
| Number of clamping slots | 4 | |
| Colour ring | without | |
| Number of cutting edges Z | 4 | |
| Thread depth | 50.8 mm | |
| Type of product | Tap |
Identification numbers & Classifications
| Article number | 137860 1-8 | |
| EAN / GTIN | 4045197080288 | |
| Manufacturer number | 137860 1-8 |
Application Table
N
13
P
15
P
15
Description
Version:
Sturdy design, with 20° right-hand chip flutes.
HSS
Application:
For UNC uniform coarse threads ASME − B1.1.