The requested file:
https://pdf.datasheetcatalog.com/datasheet/mcc/1N749.pdf
is the data sheet for the following electronic components:

Micro Commercial Components

#	Part Name	Description
1	1N746	0.5W Silicon Planar Zener Diodes
2	1N747	0.5W Silicon Planar Zener Diodes
3	1N748	0.5W Silicon Planar Zener Diodes
4	1N749	0.5W Silicon Planar Zener Diodes
5	1N750	0.5W Silicon Planar Zener Diodes
6	1N751	0.5W Silicon Planar Zener Diodes
7	1N752	0.5W Silicon Planar Zener Diodes
8	1N753	0.5W Silicon Planar Zener Diodes
9	1N754	0.5W Silicon Planar Zener Diodes
10	1N755	0.5W Silicon Planar Zener Diodes
11	1N756	0.5W Silicon Planar Zener Diodes
12	1N757	0.5W Silicon Planar Zener Diodes
13	1N758	0.5W Silicon Planar Zener Diodes
14	1N759	0.5W Silicon Planar Zener Diodes

Select the part name and then you can download the datasheet in PDF format.