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This Big Black Streak...What Is It?  
User currently offlineBR715-A1-30 From , joined Dec 1969, posts, RR:
Posted (13 years 3 months 3 weeks 1 day 4 hours ago) and read 2602 times:

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Ok, If you look behind the Nose Gear Doors, there is a big black street that looks like someone took a paintbrush and went strack across the fuselage. What is that big black streak? I would guess Hydraulic Fluid, but I am not sure.

3 replies: All unread, jump to last
User currently onlineCPH-R From Denmark, joined May 2001, 6543 posts, RR: 3
Reply 1, posted (13 years 3 months 3 weeks 1 day 3 hours ago) and read 2568 times:

Or dirt being kicked up by the nose gear... Or the usual coffee staints Big grin

User currently offlineBackfire From Germany, joined Oct 2006, 0 posts, RR: 0
Reply 2, posted (13 years 3 months 3 weeks 15 hours ago) and read 2427 times:

Good old-fashioned muck from the runway if you ask me.

User currently offlineBroke From United States of America, joined Apr 2002, 1325 posts, RR: 3
Reply 3, posted (13 years 3 months 3 weeks 15 hours ago) and read 2435 times:

It is usually a combination of skydrol, CIC's (corrosion inhibiting compounds), greases, and any other vaguely liquid material that may be splashed into or out of the wheel well.

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