Collar drill bushing DIN 172 form A, bore 25 mm, length 20 mm, collar 39 mm, hardened steel
When drilling in jigs, this bushing keeps the 25 mm tool on position. The guiding length is 20 mm, the press fit measures 35 mm in diameter and the collar 39 mm.
Benefits
- Bore 25 mm, ground and dimensionally accurate to DIN 172
- Collar 39 mm with 5.0 mm height for axial location
- Outside diameter 35 mm for the press fit in the drill plate
- Case-hardening steel, hardened to 740 ± 80 HV 10 and ground
- Overall length 20 mm in the short series
- Form A to DIN 172, the bore is rounded on the collar side so the tool enters easily
Technical data
| Property | Value |
|---|---|
| Bore diameter D1 | 25 mm |
| Overall length L1 | 20 mm |
| Series | short |
| Outside diameter D2 | 35 mm |
| Collar diameter D3 | 39 mm |
| Collar height L2 | 5.0 mm |
| Bore design | rounded on one side (form A) |
| Material | case-hardening steel, hardened and ground |
| Hardness | 740 ± 80 HV 10 |
| Standard | DIN 172 form A |
Applications
The bushing is used in drilling jigs in tool and fixture making, in series production and in repair work where holes have to be placed repeatably.
Standard and material
The design complies with DIN 172 form A. In form A the bore is rounded only on the side of the collar. The material is case-hardening steel, hardened to 740 ± 80 HV 10 and ground.
| Weight | 0.080000 |
|---|---|
| Manufacturer | Fluidics equipment |
| Hersteller-Nr | 172-25X20-A |
| EAN | 4050571987343 |
| Zolltarifnummer | 73269098 |
| GPSR Herstellerdaten | A1-ESD equipment GmbH. Keldersstr. 15, DE-42697 Solingen, www.esd.equipment |
| Artikelzustand | New |
| Artikel-Authentizität | Original product |
| Bauform | kurz |
| Bauform Bohrung | einseitig abgerundet (Form A) |
| Norm | DIN 172 |




