MIL-DTL-22992G
b. For class L, two complete mating assemblies consisting of wall mounting receptacles
(MS90555) and straight plugs (MS90556) and one complete mating assembly consisting
of a cable connecting receptacle without coupling ring (MS90557) and a wall mounting
plug with coupling ring (MS90558) having the finish for which qualification is desired, and
containing the greatest complement of contacts for that size. If qualification of all class L
plugs and receptacles is not sought, then the following quantities are required: Three
complete mating assemblies consisting of MS90555 (receptacles) and MS90556 (plugs)
with each finish shall be provided if qualification of MS90557 and MS90558 is not
desired. Three complete mating assemblies consisting of MS90557 (cable connecting
receptacles) and MS90558 (wall mounting plugs) shall be provided if qualification of
MS90555 and MS90556 is not desired. In addition, manufacturers that qualify class L
connectors at the 400Hz level, may receive qualification by similarity for 60 Hz and 28Vdc
rated connectors. Manufacturers that are only qualifying 28 Vdc and 60 Hz rated
connectors shall test both connectors to the 28 Vdc and 60 Hz levels, and shall not
receive qualification by similarity for connectors rated at 400 Hz.
c. Connectors or accessories being qualified on the basis of differences from those initially
qualified (see 4.4.1.1).
d. Fifty-five socket contacts and five pin contacts of each size.
e. Two panels 4 x 4 x .125 inches (10 x 10 x 3.175 mm) of SAE-AMS4027 aluminum (AA-
6061-T6) finished with a conductive coating, representing normal piece part treatment as
specified in 3.3.7.1.1 or finished with a nonconductive hard oxide coating representing
normal piece part treatment as specified in 3.3.7.1.2 or one of each finish. If qualification
is desired for only one type of finish, then only one type panel of the appropriate finish
shall be required.
f.
For classes C, J and R only, two protective covers with mating connectors in sizes 12, 22
and 40, or two each of the shell sizes for which qualification is desired
g. For classes C, J and R only, one stowage receptacle with mating connector in sizes 12,
22 and 40, or two each of the shell sizes for which qualification is desired.
h. For classes C, J and R only, one complete adapter assembly in each size and style other
than that specified in 4.4.1a shall be submitted for evidence of manufacture at the
discretion of the qualifying activity.
i.
For class L only, two protective covers (one plug cover and one receptacle cover) with
mating connectors in each shell size shall be subjected to the tests of group 3 in table
VIII. Qualification of MS90561 cable grips shall require the submission of two cable grips
and qualified plugs assembled with cable in accordance with 4.4.3. If cable grips are
being qualified concurrently with class L connectors, then only one cable grip and
connector assembly is required to undergo group 3 testing.
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