188.8.131.52.6 Connectors. Connectors shall be in accordance with MIL-STD-454,
requirement 10, and as specified herein.
184.108.40.206.6.1 Connector type. Connectors shall be of the type that will not
disconnect or become loose under the service conditions specified herein and
during the service life of the equipment. For example, connectors with
threaded shells, ring tongue terminal connectors for terminal strips, and
connectors that rotate to a locking position.
220.127.116.11.6.2 Connector selection and application. MIL-C-5015 and MIL-C-28840
connectors shall be selected and applied in accordance with MIL-STD-1683.
MIL-C-28731 connectors shall be selected and applied in accordance with
18.104.22.168.6.3 Connector contacts, energized. Connector plug or receptacle
contacts which remain energized after unmating shall be inaccessible to
22.214.171.124.6.4 Connectors, crimped type. Crimped type connectors used internal
or external to the equipment shall be of a type whose contacts can be crimped
with a tool conforming to MIL-C-22520.
126.96.36.199.6.5 Connector keying. Multi-contact connectors, including printed
circuit assembly connections, shall be keyed, polarized, or of a contact
configuration to prevent improper connection positioning or mating.
188.8.131.52.6.6 Mating connector plugs. Mating connector plugs and backshells
shall be furnished with connector receptacles. The mating connector plugs and
backshells shall be compatible with the cables required by Table IX without
modification of either the connector or the cable, and without the use of
adapters (except RF) or special tools (other than crimping tools in accordance
184.108.40.206.6.7 Protective caps. Protective caps shall be provided for cable
entrance holes and equipment connectors to provide protection during shipment
or handling prior to equipment installation.
220.127.116.11.7 Gaskets. For EMP and EMI protection, gaskets on exposed equipment
shall provide grounding along the perimeter of the gasket. Additional gaskets
may be required for weather protection. The following special detail
requirements for gaskets shall apply as stated herein.
18.104.22.168.7.1 Flat gaskets. The use of flat gaskets shall be held to a
minimum and shall be used only between smooth regular surfaces. Flat gaskets
shall be in accordance with MIL-R-15624. Consideration shall be given to the
degree of enclosure required and the accessibility required. Gaskets which are
not penetrated by mounting screws are preferred.
gaskets. Installation of O-ring gaskets shall be in accordance with
MIL-G-5514. Lubrication shall be in accordance with MIL-S-8660 except where
lubrication in service is required which shall be as provided for pneumatic
seals specified in MIL-G-5514. O-ring gaskets in accordance with MIL-P-25732
or MIL-P-83461 shall be used for static seals (between case and cover),
reciprocating motion seals (push-button shafts) and for rotary motion seals
where the rotational speed is less than 10 revolutions per minute. The inside
radius of corners for static seals shall be greater than 3mm.
22.214.171.124.8 Glass. Glass shall be used in accordance with MIL-HDBK-722,
and shall be in accordance with class 1, type I, MIL-G-3787.
126.96.36.199.8.1 Securing glass windows. Where operating controls are
arranged so as to require the reading of dials through windows in the panels
or the control housings, the window shall be provided with glass secured to
the panels by means of clips or other mechanical devices. The use of cement
alone for securing the glass is not acceptable.
188.8.131.52.9 Dials and
pointers for units not having self-contained illumination. Dials and pointers
shall have white faces with black numerals, graduations, and lettering. In
units having a single indicator, the pointer shall be black. In units having
two concentric indicators, the numeral and pointer colors shall be in
accordance with the end item specification.
184.108.40.206.10 Dials and pointers for interior communications, order, and indicating
systems. The markings shall be free from distortion with clear and sharp
edges. The width of the pointer tip shall be
the same width as the minimum dial graduations. The pointer shall not cover the
graduations to which it refers but shall extend only to the nearer edge
of the graduations.