I'm not certain exactly what you're asking for, but here's a picture of the Revell Apache I completed a couple of years ago. Hopefully it helps some. I can't tell you if it's accurate or not, though:
Here's a link to a AH-64 walk-around from ARC:
http://www.aircraftresourcecenter.com/AWA1/001-100/walk072_Apache/walk072.htm
Gene Beaird,
Pearland, Texas