drill bushing (guide bushing) similar DIN 179 - A 4,9 x 12

Material: 1.0718. Hardened and precision machined to tolerance inside and outside.

Cylindrical Drill Bushes similar to the old Standard DIN 179 A. Hardness: 62±2 HRC (700-800 HV10).

Bore rounded at edge. Tolerances: Inner diameter F7. Outer diameter n6. Mounting hole: tolerance H7.

Other dimensions and designs on request.

services: online CAD catalog

The supplied 3D models, pictures and technical drawings are made with reasonable care. Nevertheless liability is excluded for the accuracy and correctness of this data.

see also:

found in parts groups:

part number d1
[mm]
l1
[mm]
d2
[mm]
Gewicht
[g]
622204912 CAD 4,9 12 8 2,96