UNF 1/2"-20 2A HSS 800 Threading Die - FANAR
FANAR Series 800 circular threading die made from HSS high-speed steel for cutting 1/2"-20 UNF external threads. Tolerance class 2A, 1.27 mm pitch and dimensions of 38 × 10 mm. Manufactured to DIN EN 22568.
| Category: | Accesories |
|---|---|
| Warranty: | 2 years |
| Weight: | 0.3 kg |
FANAR threading die for 1/2"-20 UNF external threads
This circular threading die is designed for cutting UNF fine-pitch external threads. Model N1-121001-4231 belongs to the FANAR 800 series and is made from HSS high-speed steel.
The designation 1/2"-20 specifies a thread with a nominal diameter of 12.7 mm and 20 threads per inch, equivalent to a pitch of 1.27 mm. The thread has tolerance class 2A and a profile conforming to ANSI B1.1.
The die has an outside diameter of 38 mm and a thickness of 10 mm. Both dimensions must be considered when selecting a compatible die stock or holder.
Technical specifications
- Manufacturer: FANAR
- Catalogue number: N1-121001-4231
- Product series: 800
- Tool type: circular threading die
- Application: cutting external threads
- Thread type: UNF - Unified National Fine
- Thread size: 1/2"-20 UNF
- Nominal thread diameter: 12.7 mm
- Threads per inch: 20 TPI
- Thread pitch: 1.27 mm
- Tolerance class: 2A
- Tool material: HSS - high-speed steel
- Die outside diameter: 38 mm
- Die thickness: 10 mm
- Chamfer length: 1.75 P
- Tool standard: DIN EN 22568
- Thread standard: ANSI B1.1
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