MIL-DTL-38999/32E
Dimensions
B
C
D
E
F
G
Shell
A THD-2A
dia
dia
dia
+ 13.0
dia
size
max
min
max
+ .00
- 7.0
- .15
9
.6250-0.1P-0.3L-TS
23.0
12.50
24.0
13.0
24.00
127.00
14.50
11
.7500-0.1P-0.3L-TS
26.0
15.75
27.0
18.0
20.50
127.00
18.00
13
.8750-0.1P-0.3L-TS
31.0
19.53
30.0
20.0
27.00
127.00
20.00
15
1.0000-0.1P-0.3L-TS
33.0
22.71
31.0
23.0
22.50
127.00
18.00
17
1.1875-0.1P-0.3L-TS
37.0
25.88
37.0
26.0
30.50
127.00
23.50
19
1.2500-0.1P-0.3L-TS
40.0
28.55
40.0
29.0
31.50
127.00
25.00
21
1.3750-0.1P-0.3L-TS
44.0
31.72
44.0
32.0
33.00
127.00
26.50
23
1.5000-0.1P-0.3L-TS
46.0
34.90
46.0
34.0
34.00
127.00
27.50
25
1.6250-0.1P-0.3L-TS
50.0
38.07
49.0
39.0
38.00
127.00
30.00
NOTES:
1. Dimensions are in millimeters, except "A threads" which are in inches.
2. Method of attachment to cover and or ring is optional.
FIGURE 1. Protective cover, plug, all classes - Continued.
REQUIREMENTS:
Dimensions and configurations: See figure 1.
Materials:
Cover
- Classes C, F, G, R, W, and X: Impact extruded or machined aluminum alloy.
Classes P, T and Z: Impact extruded or machined aluminum alloy.
Classes H, K, N, S and Y: Corrosion resistant steel.
Classes J and M: High performance resin in accordance with MIL-DTL-38999.
Class F: Impact extruded or machined aluminum alloy.
(Cover base material only. For finishes or surface treatments, see MIL-DTL-38999.)
Gasket
- Silicone elastomer.
Ring
- Corrosion resistant steel, passivated, 1.020 mm (0.04 inches) maximum thickness.
Rope
- Insulated stainless steel, passivated. Insulation shall withstand 200°C environment.
Fastener - Stainless steel, passivated. Option: Aluminum integral to cover.
3