C 4, SB 740-97-38
APPENDIX III-MM
ITEM DEFECTS FOR EXTRACTOR. PILE
Classification
Item
Defect
Major
Minor
A
B
EXTERiOR SURFACES AND
HOUSINGS:
General
Fractures; base mounting and/or fastening devices
broken or missing .........................................................................................x
Painted surfaces
Stage III corrosion; chipped or abraded ..............................................................x
Stage II corrosion................................................................................................
x
Unpainted noncritical
surfaces.
Stage IV corrosion ..............................................................................................x
Stage III corrosion...............................................................................................
x
Stage II corrosion................................................................................................
x
RAM ASSEMBLY:
Ram
Stage IV corrosion; frozen in cylinder .................................................................x
Stage III corrosion...............................................................................................
x
Stage II corrosion................................................................................................
x
Piston rings
Stage IV corrosion; broken..................................................................................x
Stage III corrosion...............................................................................................
x
Stage II corrusion................................................................................................
x
CROSS HEAD ASSEMBLY:
Side bar pin
Stage IV corrosion; frozen ..................................................................................x
Stage III corrosion...............................................................................................
x
Stage II corrosion................................................................................................
x
Cross head pin
Stage IV corrosion; frozen ..................................................................................x
Stage III corrosion...............................................................................................
x
Stage II corrosion................................................................................................
x
LUBRICATOR:
Stage IV corrosion ..............................................................................................x
Stage III corrosion...............................................................................................
x
Stage II corrosion................................................................................................
x
CYLINDER:
Stage IV corrosion on interior surfaces...............................................................x
Stage III corrosion on interior surfaces ...............................................................
x
Stage II corrosion on interior surfaces ................................................................
x
ANVIL
Stage IV corrosion ..............................................................................................x
Stage III corrosion...............................................................................................
x
Stage II corrosion................................................................................................
x
BUMPERS:
Stage IV .............................................................................................................x
Stage III corrosion...............................................................................................
x
Stage II corrosion................................................................................................
x
GASKETS:
Deteriorated or leaking ........................................................................................x
COMPONENTS AND ACCESSORIES:
Missing; incomplete ............................................................................................x
Deteriorated or damaged.....................................................................................
x
MODIFICATION WORK
ORDER (MWO):
Urgent classification
Not applied..........................................................................................................x
Routine classification
Not applied..........................................................................................................
x
DATA PLATES:
Illegible or missing ..............................................................................................
x
III-MM-1
