MIL-DTL-21248C
TABLE I. (Continued)
K
P
C 1/
V 1/
Nominal Ring Size
(Free gap)
(Inch)
(Inch)
(Inch)
(Inch)
Inch
mm
Basic
Tol
Basic
Tol
Max
Max
1.312
33.3
.480
.078
.036
.012
1.375
34.9
.505
.078
.037
.012
1.378
35.0
.505
+.090
.078
.037
.012
1.438
36.5
.535
-.065
.078
.039
.012
1.456
37.0
.540
.078
.039
.012
1.500
38.1
.560
.078
.040
.012
1.562
39.7
.580
.078
.042
.012
1.575
40.0
.580
.078
.042
.012
1.625
41.3
.590
.078
.045
.012
1.653
42.0
.605
.078
.046
.012
+.125
1.688
42.9
.620
.078
.046
.012
-.085
1.750
44.4
.640
.078
.047
.012
1.812
46.0
.670
.093
.049
.012
1.850
47.0
.685
.093
.049
.012
1.875
47.6
.695
.093
.050
.012
1.938
49.2
.720
.093
.051
.012
2.000
50.8
.745
.093
+.015
.055
.012
2.047
52.0
.775
.093
-.002
.056
.015
2.062
52.4
.775
.093
.056
.015
2.125
54.0
.780
.093
.057
.015
2.165
55.0
.815
.093
.059
.015
2.188
55.6
.815
.093
.059
.015
2.250
57.1
.825
.093
.060
.015
2.312
58.7
.855
.093
.063
.015
2.375
60.3
.880
.093
.065
.015
2.440
62.0
.900
.110
.066
.015
+.140
2.500
63.5
.930
.110
.067
.015
-.110
2.531
64.3
.930
.110
.068
.015
2.562
65.1
.960
.110
.068
.015
2.625
66.7
.985
.110
.070
.015
2.677
68.0
1.000
.110
.072
.015
2.688
68.3
1.000
.110
.072
.015
2.750
69.8
1.030
.110
.075
.015
2.812
71.4
1.070
.110
.076
.015
2.835
72.0
1.070
.110
.076
.015
6
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