3M 891 User Manual
.100″ .100″ Preassembled Wiremount Socket
.050″ Pitch Cable (Optional Plastic Strain Relief) 891 Series
Preassembled, terminates faster than
two-piece sockets
‘‘Sword’’ packaging makes easy loading of
manual and semi-automatic assembly equipment
‘‘Bumps’’ prevent premature latch locking
during shipment
Optional double-sided adhesive pull tab for
easy unplugging
Double-recessed cover for cable terminating
from either side eliminates need for
single-recessed cover connectors
95
Physical
Wire Accommodation: 26 & 28 AWG Stranded
Electrical
Insulation Resistance: > 1 × 109 Ω at 500 Vdc
Withstanding Voltage: 1000 Vrms at Sea Level
Date Modified: September 28, 1999
Insulation
Material: Glass Filled Polyester (PBT)
Flammability: UL 94V-0
Color: Gray
Contact
Material: Phosphor Bronze (C510)
Plating
Underplate: 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-0449-16
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
.100″ .100″ Preassembled Wiremount Socket
Contact
.050″ Pitch Cable (Optional Plastic Strain Relief) 891 Series
.53
[ 13.4 ]
.240
[ 6.10 ]
Triangle
Indicates
Position 1
A
Strain Relief
A
Recessed for
B
Top View of Cover
.05
[ 1.2 ]
Dual Polarization
Slots
Position 1
Cable Exit
.14
[ 3.6 ]
.06 Centerbump
[ 1.5 ] (Optional)
.53
[ 13.4 ]
.200
[ 5.08 ]
.11
[ 2.8 ]
.240
[ 6.10 ]
.22
[ 5.7 ]
.15
[ 3.9 ]
Assembled Height with Standard
Plastic Strain Relief
Assembled Height Without
Strain Relief
Contact
Quantity
10 .68 [ 17.3 ] .53 [ 13.5 ]
14 .88 [ 22.4 ] .73 [ 18.5 ]
16 .98 [ 24.9 ] .83 [ 21.1 ]
20 1.18 [ 30.0 ] 1.03 [ 26.2 ]
24 1.38 [ 35.1 ] 1.23 [ 31.2 ]
26 1.48 [ 37.6 ] 1.33 [ 33.8 ]
30 1.68 [ 42.7 ] 1.53 [ 38.9 ]
34 1.88 [ 47.7 ] 1.73 [ 43.9 ]
36 1.98 [ 50.3 ] 1.83 [ 46.5 ]
40 2.18 [ 55.4 ] 2.03 [ 51.6 ]
44 2.38 [ 60.5 ] 2.23 [ 56.4 ]
50 2.68 [ 68.1 ] 2.53 [ 64.1 ]
60 3.18 [ 80.0 ] 3.03 [ 80.0 ]
.57 Ref
[ 14.5 ]
.64 Ref
[ 16.3 ]
.42 Ref
[ 10.6 ]
Breakaway
Dimensions
A B
Tab
.240
[ 6.10 ]
Position 2
.100 Typ
[ 2.54 ]
B
Bottom View of Body
Note: See TS-0721 for mating post pattern.
Ordering Information
Sockets
891XX-0XXXXX
Contact Quantity:
See Table
Polarization Options:
0 = Without Centerbump
1 = With Centerbump
3M Interconnect Solutions Division
6801 River Place Blvd.
Austin, TX 78726-9000
.100
[ 2.54 ]
Typ
Strain Relief Options:
1 = Without Strain Relief
Package Style Options:
0 = Preassembled
1 = Two Piece Outside Bandolier
.032
[ 0.81 ]
Plating Option:
HA = 15 µ″ [ 0.38 µm ] Gold
with 30 µ″ [ 0.76 µm ] Nickel
3435
.051
[ 1.30 ]
Color: Gray
Tolerance Unless Noted
Inch
[ ] Dimensions for
Inch
[mm]
.0 .00 .000
Reference only
.24
[ 6.1 ]
.026
[ 0.66 ]
3435-0
Keying Plug
(Optional: Order Separately)
Strain Relief
(Order Separately)
3448-891XX
Contact Quantity:
See Table
Pull Tabs
(Order Separately)
See TS-0496.
For technical, sales or ordering information call
TS-0449-16
Sheet 2 of 2
800-225-5373
± .005± .1 ± .01
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