PT, SP Service Classes
PT and SP connectors are available in the service
classes listed below. Each class, with the exception of
hermetic, offers one or more means of terminating or
supporting a cable or wire bundle. Class “W” is not
available in the SP Series.
“A”
General duty; back shell is threaded for con-
duit attachment of MS3057 cable clamp
“A” (SR) General duty, with strain relief clamp for
cable or wire bundle support
“C”
Pressurized receptacle; less than 1 cu. in.
per hour leakage at 30 psi over a tempera-
ture range of –65°F to +257°F
“E”
Environmental resistant connectors - sup-
plied with a multi-holed grommet and clamp-
ing nut for moisture-proofing individual open
wires
“E” (SR) Environmental resistant strain relief clamp
and grommet for moisture proofing individual
wires; provides added wire bundle support
“J”
Same as “W” class except with strain relief
“P”
Translucent nylon boot for retaining cus-
tomer-applied potting compounds; held in
place by a threaded ring
“P” (SR) Strain relief clamp suitable for retaining cus-
tomer applied potting compounds, with pro-
vision for wire support
“W”
Compressing clamp and neoprene gland for
moisture proofing multi-conductor jacketed
cables. Telescoping sleeves (MS 3420A)
can be used to adapt to cables smaller than
minimum close-down.
“H”* Hermetically sealed with compression glass
inserts (see pages 22-25)
Style with printed circuit board contacts- see page 20.
Breakaway style - see page 26.
MS/PT Service Classes
The MS/PT Miniature connector is available in the fol-
lowing certified service classes:
“E”
Environmental resistant connectors - sup-
plied with a multi-holed grommet and clamp-
ing nut for moisture-proofing individual open
wires
“F”
Grommet seal with strain relief clamp
“P”
Translucent nylon boot for retaining cus-
tomer-applied potting compounds; held in
place by a threaded ring
“A”
general duty
“E” (SR),
MS / “F”
strain relief
“E”,
MS / “E”
open wire seal
“P”,
MS / “P”
potting boot
“W”
cable seal
13