TM 55-4920-394-13&P
Table 3-1. General Inspection
PART
INSPECT FOR
Tubing
Thin spots from improper flaring,
cracks and binds.
Nicks and dents are permissable to
a depth of 10% of the tube wall
thickness.
Threaded fittings, screws, bolts,
Worn or damaged threads.
nuts
Oil seals, preformed packing,
Cuts or nicks on sealing surface,
grommets, gaskets
Springs
Cracks, pitting, broken ends and
lack of tension.
Brackets, panels, mounts, covers,
Dents, distortion, punctures,
sheet metal structures, clamps
bends, kinks, cuts.
Hoses
damaged fittings.
Electrical leads, wiring, cable
Damaged insulation, cuts, breaks,
open and short circuits.
Keys
Wear, distortion, looseness in
shaft.
Chain
Breaks, corrosion.
Castings
Magnaflux or fluorescent penetrant
inspection for cracks.
3-5