MIL-DTL-28840/14G
Inches
mm
Inches
mm
Inches
mm
Inches
mm
.006
0.15
.050
1.27
.100
2.54
1.013
25.73
.010
0.25
.054
1.37
.125
3.18
1.033
26.24
.015
0.38
.062
1.57
.130
3.30
2.062
52.37
.020
0.51
.089
2.26
.188
4.75
.026
0.66
.096
2.44
.189
4.80
L
Shell size
M
designator
G
K
across
thread class 2A
(see note 1)
flat
1.274 (32.36)
1.368 (34.75)
.841 (21.36)
7/8-20 UNEF
A (11)
1.254 (31.85)
1.348 (34.24)
.832 (21.13)
1.399 (35.53)
1.508 (38.30)
.966 (24.54)
1-20 UNEF
B (13)
1.379 (35.03)
1.488 (37.80)
.957 (24.31)
1.587 (40.31)
1.681 (42.70)
1.153 (29.29)
1 3/16-18 UNEF
C (15)
1.567 (39.80)
1.661 (42.19)
1.144 (29.06)
1.649 (41.88)
1.743 (44.27)
1.216 (30.89)
1 1/4-18 UNEF
D (17)
1.629 (41.38)
1.723 (43.76)
1.207 (30.66)
1.837 (46.66)
1.931 (49.05)
1.403 (35.64)
1 7/16-18 UNEF
E (19)
1.817 (46.15)
1.911 (48.54)
1.394 (35.41)
2.024 (51.41)
2.118 (53.80)
1.591 (40.41)
1 5/8-18 UNEF
F (23)
2.004 (50.90)
2.098 (53.29)
1.582 (40.18)
2.149 (54.58)
2.243 (56.97)
1.716 (43.59)
1 3/4-18 UNS
G (25)
2.129 (54.08)
2.223 (56.46)
1.707 (43.36)
2.337 (59.36)
2.435 (61.85)
1.903 (48.34)
1 15/16-16 N
H (29)
2.317 (58.85)
2.415 (61.34)
1.894 (48.11)
2.524 (64.11)
2.618 (66.50)
2.091 (53.11)
2 1/8-16 UN
J (33)
2.504 (63.60)
2.598 (65.99)
2.082 (52.88)
FIGURE 1. Dimensions and configurations - Continued.
2
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