Page 1
.100″ .100″ Wiremount Socket
.050″ Pitch Cable (Optional Plastic or Metal Strain Relief) 3000 Series
Industry standard IDC socket
Optional plastic or low profile metal strain relief
Positive locking metal ‘‘J’’ clips provide high
cover retention
Mates with 3M headers, plugs and pin strips for
quick connect/disconnect capability
Open or closed end covers available
Accepts flat cable or discrete wire
Military polarization, with or without
centerbump
4
Physical
Wire Accommodation: 26 & 28 AWG Solid or Stranded
Electrical
Insulation Resistance: > 1 × 109 Ω at 500 Vdc
Withstanding Voltage: 1000 Vrms at Sea Level
Date Modified: September 17, 1999
Insulation
Material: Glass Filled Polyester (PBT)
Flammability: UL 94V-0
Color: Gray
Contact
Material: Copper Alloy
Plating
Underplate & U-Slot: 100 µ″ [ 2.54 µm ] Nickel — QQ-N-290, Class 2
Wiping Area: 30 µ″ [ 0.76 µm ] Gold — MIL-G-45204, Type II, Grade C
Marking: 3M Logo, Part Identification Number and Orientation Triangle
Current Rating: 1 A
TS-0718-04
Sheet 1 of 2
Environmental
Temperature Rating: –55°C to +105°C
UL File No.: E68080
3M Interconnect Solutions Division
6801 River Place Blvd.
Austin, TX 78726-9000
For technical, sales or ordering information call
800-225-5373
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.100″ .100″ Wiremount Socket
Contact
.050″ Pitch Cable (Optional Plastic or Metal Strain Relief) 3000 Series
.24
[ 6.1 ]
Optional
Closed End
Cover
See Note 1
Triangle
Indicates
Position 1
.14
[ 3.6 ]
See Note 2
.050 Typ*
[ 1.27 ]
A
NO.3XXX
Recessed for
Cable Exit
B
Military:
Dual Polarization
Slots
Nonconductive
Transfer Adhesive
with Liner
.050 Ref
[ 1.27 ]
.26
[ 6.6 ]
.15
[ 3.8 ]
Quantity
Socket Series A B C
10 3473 0.68 [ 17.3 ] 0.54 [ 13.7 ] 0.62 [ 15.7 ]
14 3385 0.88 [ 22.4 ] 0.74 [ 18.8 ] 0.82 [ 20.8 ]
16 3452 0.98 [ 24.9 ] 0.84 [ 21.3 ] 0.92 [ 23.4 ]
20 3421 1.18 [ 30.0 ] 1.04 [ 26.4 ] 1.12 [ 28.4 ]
24 3626 1.38 [ 35.1 ] 1.24 [ 31.5 ] 1.32 [ 33.5 ]
26 3399 1.48 [ 37.6 ] 1.34 [ 34.0 ] 1.42 [ 36.1 ]
30 3419 1.68 [ 42.7 ] 1.54 [ 39.1 ] 1.62 [ 41.1 ]
34 3414 1.88 [ 47.7 ] 1.74 [ 44.2 ] 1.82 [ 46.2 ]
36 9436 1.98 [ 50.3 ] 1.84 [ 46.7 ] 1.92 [ 48.8 ]
40 3417 2.18 [ 55.4 ] 2.04 [ 51.8 ] 2.12 [ 53.8 ]
44 9444 2.38 [ 60.5 ] 2.24 [ 56.9 ] 2.32 [ 58.9 ]
50 3425 2.68 [ 68.1 ] 2.54 [ 64.5 ] 2.62 [ 66.5 ]
60 3334 3.18 [ 80.8 ] 3.04 [ 77.2 ] 3.12 [ 79.2 ]
Dimensions
.54 Ref
[ 13.7 ]
Assembled Height with Metal
Profile Strain Relief
.41 Ref
[ 10.4 ]
Position 1
.24
[ 6.1 ]
Notes:
1. This polarizing groove is non-existent on 3385 and 3473 Series.
2. The optional high cable-profile cover for cable thicker than .040 [ 1.02 ] (does not have
cable exit recess).
3. The low profile strain relief can be used with the 4600 Series Plug and .1 x .1 Headers
with ejector latches. The latches will only function as an ejector.
4. See TS-0721 for mating post pattern.
Ordering Information
Sockets
.06 [ 1.5 ] Centerbump (Optional)
.035
[ 0.89 ]
.100 Typ
[ 2.54 ]
Position 2
A
.14
[ 3.6 ]
.100
[ 2.54 ]
Strain Relief
(Order Separately)
XXXX-XXXX
Socket Series:
See Table for
3M Part Number
Cover:
6 = Open End
(For Daisy Chaining or Bussing)
7 = Closed End
(For End Cable Termination)
8 = Open End for Higher Profile Cables
(60 Pos Only)
9 = Closed End for Higher Profile Cables
(60 Pos Only)
Polarization:
0 = Military (Dual Slot)
6 = Centerbump and
Military
Strain Relief:
00 = No Strain Relief
XX = “Contact Quantity”
for Plastic
Strain Relief
(i.e. 50 for a 50
Position Strain Relief)
Type:
2 = Low Profile
3 = Plastic
Assembled Height
without Strain Relief
.565 Ref
[ 14.35 ]
Assembled Height with Plastic
Strain Relief
3448-X0XX
XX = ‘‘Contact Quantity’’
(Metal)
See Table
(i.e. 50 for
a 50 Position
Strain Relief)
See TS-0720
.64 Ref
[ 16.3 ]
Inch
[mm]
Tolerance Unless Noted
.0 .00 .000
Inch
[ ] Dimensions for
Reference only
± .005± .1 ± .01
Keying Plug
(Order Separately)
3435-0
Pull Tabs
(Order Separately)
3490-X
TS-0718-04
Sheet 2 of 2
3M Interconnect Solutions Division
6801 River Place Blvd.
Austin, TX 78726-9000
For technical, sales or ordering information call
800-225-5373
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