MIL-DTL-24695/1B(SH)
NOTES:
1.
Dimensions in millimeters (and inches) except as noted (see note 7).
2. Reverse (compression) buttress threads shall be as specified herein and as shown on figure 1.
Valve thread:
(external)
Major dia.: 12.265 - 12.375
Pitch dia.: 11.725 - 11.835
Minor dia.: 11.025 - 11.135
Cap thread:
(internal)
Major dia.: 12.605 - 12.715
Pitch dia.: 11.915 - 12.025
Minor dia.: 11.375 - 11.485
3. Tolerances ±0.2 millimeter (0.008 inch) except as noted.
4. Surface roughness shall not exceed 3.2 micrometers in accordance with ASME B46.1. Remove all burrs and
break sharp edges.
5. Material shall be in accordance with MIL-DTL-24695 (see requirement 3 below).
6. Install vent valve fitting into port using torque wrench. Torque valve to 22-27 Newton meters
(198-243 inch-pounds).
7.
Provide hole for lock wire or safety cable based on whether this requirement is specified by the component
part number (see requirement 3 below). Specified hole diameter dimensions suit standard drill sizes.
8. Internal seal interface dimensional requirement shall be in accordance with MIL-DTL-24695/3.
FIGURE 1. Vent and test valve configuration Continued.
2
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