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 2. Seating surfaces of the fitting for: (Ref. Fig. 201/TASK 72-00-00-991-314)
 A. Scratches in circumference areas A and C
B. Scratches in circumference area B
C. Axial scratches areas A and C Not serviceable
Any amount when the contour is not more than 20 percent of original tube OD
Max. depth not more than
0.010 in. (0.25 mm)after blending
Max. depth not more than
0.005 in. (0.13 mm)after blending
Any amount to 0.005 in.
(0.13 mm) after removalof high metal
Any amount not detectable using a 0.040in. (1.02 mm) radius ball scribe
Any amount to 0.005 in.
(0.13 mm) after removal of high metal
Replace tube.Replace tube.
Blend the nicks or scores.
Blend the nicks or scores.
Remove high metal.
Remove high metal.
Remove high metal.
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D. Axial scratches area B
 E. Nicks and pits area C
F. Nicks and pits areas A and B
 G. Score marks in circumference of silver plated seating (mating) surfaces
 H. Deformation in circumference (spreading) of tube/ferrule
 J. Deformation in circumference (spreading) of flare nut
 K. Axial deformation (dishing) of spherical seat fitting surface
3. Tube and hose fitting nuts for:
 A. Damaged corners
B. Damaged thread
Not serviceable

Any amount not more than
0.03 in. (0.8 mm) deep after blending
Not serviceable
Any amount when score mark does not go throughparent metal
Any amount when nut is free to turn
Any amount when nut is free to turn
Any amount if depth is constant and less than
0.005 (0.13 mm) to theinitial surface
Any amount when the correct torque can be applied
Total of one full thread or one continuous thread may be missing after chasing threads
Replace tube.Blend depressions.
Replace tube.Replace tube.
Replace tube.
Replace tube.
Replace tube.
Replace tube or hose.
Chase threads.
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C. Lockwire hole torn  Serviceable if one hole  Replace tube or hose.
 out  is still there
 4. Swivel flange
 fittings for:
 (Ref. Fig. 202/TASK
 72-00-00-991-315)
 A. Nicks or scratches  Not serviceable  Replace tube.
 on seating surface
 (surface B)
 B. Nicks or scratches  Any nick or scratch not  Remove high metal.
 on mating surfaces  more than 0.020 in.
 (surfaces A and C)  (0.51 mm) deep after
 removal of high metal
 C. Cracks  Not serviceable  Replace tube.
 D. Seating surface  0.006 in. (0.15 mm)  Replace tube.
 (surface B)  out-of-flat
 out-of-flat
 E. Cracks that extend  Permitted when not more  Replace tube.
 out from bolt  than 2 bolt holes are
 holes  cracked
 F. Weld joint cracks  Not serviceable  Replace tube.
 5. Tube and hose
 assembly for:
 A. Leakage  Not serviceable  Replace tube or hose.
 6. Hose assemblies for:
 (Ref. Fig. 203/TASK
 72-00-00-991-316)
 A. Broken hose braid  3 broken wires per plait  Replace hose.
 and no more than 6
 broken wires per
 assembly or per lineal
 foot (0.3 m) of hose

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B. Crimps  Not serviceable  Replace hose.
　
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