Strand Configurations: When selecting the AWG and strands of the individual conductors, it is important to use flex type stranding. These are strand configurations that utilize multiple strands of fine wire, for flex life and flexibility.

Here are some "Rules of Thumb" to consider:
WIRE AWG MINIMUM STRAND CONFIGURATION

32
30
28
26
24
22
20
18
16
14
12
10
8

32 19/44
30 19/42
28 19/40
26 19/38
24 19/36
22 19/34
20 19/32
18 41/34
16 65/34
14 41/30
12 65/30
10 105/30
8 133/29