lost on identifying using tag

[fishon79]

tag has 2 sets number/letters one over the other as follows:

s328c/3 27 88 2d14
in between the 3 27 appears to be a zero with line through it
this came out of a 92 club cab 4x4 with 4.0 motor 5speed trans can anyone tell me if this is positraction type rear axle have friend wants to put under a blazer but only if positraction

 

[Sasquatch_Ryda]

Looks to be a 28 spline 8.8 with 3.27:1 gearing. If it had a trac lock in it there would be an L between the 3 73. Its an open differential.