The separating mechanism does not take up {HEAD ~ any extra space} in {TAIL ~ the missile or booster body}, but fits into unused volume surrounding the booster nozzle 
in
The separating mechanism does not take up { HEAD ~ any extra space } in { TAIL ~ the missile or booster body } , but fits into unused volume surrounding the booster nozzle
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH