RU-21, outboard of left and right engine
Top of nose section forward of' antiglare
paint. Left and right center wing stub forward
of spar and inboard of nacelles. Black 1/2 in.
letters with arrow. Top of letters towards spar.
Top right inboard wing stub On access cover.
Black 1/2 in. Ietters, top of letters toward spar.
Top of left and right wing center stub, inboard
of needles. Right wing 3 places, left wing 4
places, 1/2 in. bIack letters.
Paint a black ground symbol, shade 37038,
Figure 10-22. Exterior Makings, U-21 and RU-21 (Sheet 10 of 13)