Length with fuze : 100mm
Length w/o fuze : 72mm
Diameter : 59mm
Weight : 467gram
Filling : 43gram Nitropenta-Tetryl
Fuze : DM82A1B1 or MD-N42
Fuze delay : 3 - 4 seconds

All photos below © Craig.

The two photos below shows an M-DN 11, but no markings present on the grenade body.

Below: An Iranian copy on the left with an original on the right.
Check another Iranian copy