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Keeps holes of 6.8 mm dimensionally accurate and repeatable in the jig. The collar of 15 mm diameter locates the bushing axially in the drill plate. Form B to DIN 172, overall length 20 mm.
Collar drill bushing form B to DIN 172, bore 6.8 x 20 mm, collar 15 mm, case-hardening steel
FLUIDICS EQUIPMENT
Original product
Net price (excl. VAT)
€11.39
Item
FL-754555
Manufacturer no.
172-6,8X20-B
Personal expert advice
Brand new
Specialist dealer since 2009
Original product
Worldwide shipping
Product data
Manufacturer no.172-6,8X20-B
EAN4050571991531
Customs tariff number73269098
ConditionNew
Artikel
FL-754555
Frequently Bought Together
This bushing of the long series guides drills of 6.8 mm diameter over 20 mm. The collar with 3.0 mm height stops the bushing from being pushed down through the holder during machining and sets its height clearly.
Benefits
- Overall length 20 mm in the long series
- Outside diameter 12 mm for the press fit in the drill plate
- Bore 6.8 mm, ground and dimensionally accurate to DIN 172
- Form B to DIN 172, the bore is rounded on both sides and can be loaded from either end
- Collar 15 mm with 3.0 mm height for axial location
- Case-hardening steel, hardened to 740 ± 80 HV 10 and ground
Technical data
| Property | Value |
|---|---|
| Bore diameter D1 | 6.8 mm |
| Overall length L1 | 20 mm |
| Series | long |
| Outside diameter D2 | 12 mm |
| Collar diameter D3 | 15 mm |
| Collar height L2 | 3.0 mm |
| Bore design | rounded on both sides (form B) |
| Material | case-hardening steel, hardened and ground |
| Hardness | 740 ± 80 HV 10 |
| Standard | DIN 172 form B |
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
Dimensions and tolerances follow DIN 172 in form B. In form B the bore is rounded on the opposite side as well. The bushing is made of hardened and ground case-hardening steel with a hardness of 740 ± 80 HV 10.
| Weight | 0.013000 |
|---|---|
| Manufacturer | Fluidics equipment |
| Hersteller-Nr | 172-6,8X20-B |
| EAN | 4050571991531 |
| Zolltarifnummer | 73269098 |
| GPSR Herstellerdaten | A1-ESD equipment GmbH. Keldersstr. 15, DE-42697 Solingen, www.esd.equipment |
| Artikelzustand | New |
| Artikel-Authentizität | Original product |
| Bauform | lang |
| Bauform Bohrung | beidseitig abgerundet (Form B) |
| Norm | DIN 172 |
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