ES27484T22F21S Datasheet, PDF (43/57 Pages) Amphenol Corporation – Amphenol JT/LJT Subminiature Cylindrical Connectors

LJT Breakaway Fail Safe
lanyard release plug
how to order, cont.
HOW TO ORDER - BY MILITARY PART NUMBER
FAIL SAFE MS27661
MS27661
MS Number
Service Class
Shell Size
Finish
Insert Arrangement
Contact Style
Polarizing Position
T 17 B 35 P A
MS Number
MS Number designates MIL-DTL-38999, Series I
LJT Lanyard Release Plug
Service Class
E for environmental crimp applications (inactive for new
design)
T for environmental crimp applications with serrations on
rear threads of shell
Shell Size
MIL-DTL-38999, sizes 11 through 25
Finish
B designates corrosion resistant olive drab cadmium
plated aluminum, 500 hour extended salt spray,
EMI shielding effectiveness –50dB @ 10 GHz
specification min., 175°C
F designates electroless nickel plated aluminum,
48 hour salt spray, EMI shielding effectiveness –65dB
@
10 GHz500 specification min., 200°C
These are standard finishes. Consult Amphenol Aerospace
for variations.
Insert Arrangement
MIL-DTL-38999, see insert identification chart on page 40.
Contact Style
P designates Lanyard Release plug with pin contacts
S designates Lanyard Release plug with socket contacts
Polarizing Postion
For alternate positions of connector (to prevent cross-
mating) see LJT key/keyway rotation description on page
5. (No letter is required for normal).
HOW TO ORDER - BY PROPRIETARY PART NUMBER
FAIL SAFE 88-5388 OR 91-5388
88 – 5388 29 – 40 P
Finish
Connector Type Identification
Shell Size and Insert
Arrangement Code
Lanyard Length Code
Contact Type/Alternate Insert Rotation
Finish
88 designates corrosion resistant olive drab cadmium
plate over nickel, 500 hour extended salt spray,
EMI –50dB @ 10 GHz specification min., 175°C
91 designates electroless nickel plated aluminum,
optimum EMI shielding effectiveness –65dB @ 10 GHz
specification min., 48 hour salt spray, 200°C
These are standard finishes. Consult Amphenol Aerospace,
Sidney, NY for variations.
Connector Type Identification
88/91-5388 designates MIL-DTL-38999, Series I LJT Lanyard
Release Plug
Shell Size and Insert Arrangement Code
Shell sizes are MIL-DTL-38999, Series III from 11 thru 25. The
basic part number selected specifies the insert arrangement.
See Table I (page 40) for coded part number that correlates to
insert arrangement.
Lanyard Length Code
See Table II (page 40) for lanyard length code number.
Contact Type/Alternate Rotations
P designates pin, S designates socket for normal positioning
of contacts. When an alternate position of the connector is
required to prevent cross-mating, a different letter (other than
P or S) is used. See alternate positioning for LJT on page 5,
then convert to Amphenol proprietary coding by the following
chart.
Pin Contacts
Socket Contacts
MS Letter Amphenol Letter MS Letter Amphenol Letter
P
P (normal)
S
S (normal)
PA
E
SA
F
PB
R
SB
T
PC
W
SC
X
PD
Y
SD
Z
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