Cylinder Block: Crankshaft

Main journal diameter.(Dm) grade

Standard

Grade¹

Dimension

Grade No. A

Grade No. B

Grade No. C

Grade No. D

Grade No. E

Grade No. F

Grade No. G

Grade No. H

Grade No. J

Grade No. K

Grade No. L

Grade No. M

Grade No. N

Grade No. P

Grade No. R

Grade No. S

Grade No. T

Grade No. U

Grade No. V

Grade No. W

Grade No. X

Grade No. Y

Grade No. 4

Grade No. 7

59.975 - 59.974 (2.3612 - 2.3612)

59.974 - 59.973 (2.3612 - 2.3611)

59.973 - 59.972 (2.3611 - 2.3611)

59.972 - 59.971 (2.3611 - 2.3611)

59.971 - 59.970 (2.3611 - 2.3610)

59.970 - 59.969 (2.3610 - 2.3610)

59.969 - 59.968 (2.3610 - 2.3609)

59.968 - 59.967 (2.3609 - 2.3609)

59.967 - 59.966 (2.3609 - 2.3609)

59.966 - 59.965 (2.3609 - 2.3608)

59.965 - 59.964 (2.3608 - 2.3608)

59.964 - 59.963 (2.3608 - 2.3607)

59.963 - 59.962 (2.3607 - 2.3607)

59.962 - 59.961 (2.3607 - 2.3607)

59.961 - 59.960 (2.3607 - 2.3606)

59.960 - 59.959 (2.3606 - 2.3606)

59.959 - 59.958 (2.3606 - 2.3605)

59.958 - 59.957 (2.3605 - 2.3605)

59.957 - 59.956 (2.3605 - 2.3605)

59.956 - 59.955 (2.3605 - 2.3604)

59.955 - 59.954 (2.3604 - 2.3604)

59.954 - 59.953 (2.3604 - 2.3603)

59.953 - 59.952 (2.3603 - 2.3603)

59.952 - 59.951 (2.3603 - 2.3603)

Pin journal diameter. (Dp) grade

Standard

Grade No. 0

51.968 - 51.974 (2.0460 - 2.0462)

Grade No. 1

51.962 - 51.968 (2.0457 - 2.0460)

Grade No. 2

51.956 - 51.962 (2.0445 - 2.0457)

Center distance (r)

40.66 - 40.74 (1.6008 - 1.6039)

Taper [Difference between (A) and (B)]

Limit

Less than 0.002 (0.0001)

Out-of-round [Difference between (X) and (Y)]

Less than 0.002 (0.0001)

Crankshaft runout [TIR*]

Standard

Less than 0.05 (0.0020)

Limit

0.10 (0.0039)

Crankshaft end play

Standard

0.10 - 0.25 (0.0039 - 0.0098)

Limit

0.30 (0.0118)

Fillet role of crankshaft journal

Standard

More than 0.10 (0.0039)