Featheredging

TB 43-0242

A special sanding operation--featheredging--is required when damage or corrosion

reaches to the metal. Sand down to bare metal at the damage point. Make sure all

corrosion and loose paint Is removed. Then sand the surrounding paint, tapering up to

the topcoat surface.

Featheredging calls for "feathering" the amount of paint applied. You apply the paint

lightly at outer edges and heavier as you move to the middle. This rebuilds the paint

layers to the original level and thickness.

the compound off the surrounding paint because

c. Feather the edges of good paint by sanding

it can keep the primer from bonding to old paint.

or with steel wool.

As soon as

possible-but

longer than four

hours later-clean

the area

to be

painted

with

thinner,

NSN

8010-001818079.

e. If the old paint is sound and you didn't have

f. After the coating is dry-at least 30 minutes

to sand to bare metal, you don't need the

but no more than 24 hours-paint it with primer,

pretreatment and primer, so you can skip to

NSN 8010-01-193-0516. Stir each component

Step g. Otherwise, immediately coat all bare

separately until uniform.

metal surfaces with coating compound, NSN

8030-00-850-7076. This protects the surface

and helps the primer bond to the surface. Keep