3304 VEHICULAR ENGINES
SPECIFICATIONS
TM 5-3805-263-14&P-2
BEARING SURFACE (JOURNAL)
FOR MAIN BEARINGS
(D) Diameter of
Joural
Surface finish on di-
ameter of journal
BEARING SURFACE (JOURNAL) FOR MAIN BEARINGS
.010 in. (0.25 mm)
.020 in. (0.51 mm)
ORIGINAL
UNDERSIZE
UNDERSIZE
SIZE
(SMALLER)
(SMALLER)
JOURNAL
JOURNAL
JOURNAL
3.4992 ± .0008 in.
3.4892 ± .0008 in.
3.4792 ± .0008 in.
(88.880 ± 0.020 mm)
(88.626 ± 0.020 mm)
(88.372 ± 0.020 mm)
10 micro inches or smoother
(0.25 micrometer)
.030 in. (0.76 mm)
UNDERSIZE
(SMALLER)
JOURNAL
3.4692 ± .0008 in.
(88.118 ± 0.020 mm)
Rear .226 ± .008 in.
All .218 ± .008 in.
*(E) Radius
Journal (5.74 ± 0.20 mm)
Others (5.54 ± 0.20 in. mm)
Surface finish in
63 micro inches or smoother
radius
(1.6 micrometers)
(F) Maximum width
of journals, except
front and rear journal
1.712 in.
(43.46 mm)
Width of rear journal
Surface finish on
thrust faces of rear
journal
1.5935 ± .0055 - .0025 in.
(40.475 + 0.140 - 0.064 mm)
18 micro inches or smoother
(0.46 micrometer)
*Radius must blend smoothly (have no sharp edges) with the machined surfaces of the journals.
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