TM 5-3810-307-24-1-2
Definition of Terms
Bottom Dead Center; refers to the position of the piston or the crank shaft rod journal. The
BDC:
piston is at its lowest position in the cylinder.
Inside Diameter
The clearance in an assembly determined by pushing the shaft in an axial direction one
End Clearance:
direction, and then pushing the shaft the opposite direction.
Maximum allowed.
MAX:
Minimum allowed.
MIN:
Number
No.:
Outside Diameter
O.D.:
Total Indicator Reading; referred to when measuring the concentricity or the run out. The TIR
T.l.R.:
refers to the total movement of the needle on a dial indicator, from the most negative reading
to the most positive reading.
i-8 Change-1