3M™ Scotchlock™ Terminals
MH18-6R thru MH10-38R
Ring Tongue, Heat Shrink Insulated, Brazed Seam
Data Sheet
January 2012
Product
Number
MH18-6R/L
MH18-8R/L
MH18-10R/L
MH14-6R/L
MH14-8R/L
MH14-10R/L
MH14-14R/S
MH14-516R/S
MH14-38R
MH10-8R
MH10-10R
MH10-14R
MH10-38R
Wire
Range
(AWG)
22-18
22-18
22-18
16-14
16-14
16-14
16-14
16-14
16-14
12-10
12-10
12-10
12-10
Stud
Size
6
8
10
6
8
10
1/4
5/16
3/8
8
10
1/4
3/8
W
0.31
0.31
0.31
0.31
0.31
0.31
0.47
0.47
0.56
0.38
0.38
0.59
0.59
C
0.15
0.18
0.20
0.15
0.18
0.20
0.26
0.33
0.28
0.19
0.21
0.29
0.29
L
1.00
1.00
1.00
1.00
1.00
1.00
1.1
1.1
1.1
1.1
1.1
1.2
1.2
E
0.84
0.84
0.84
0.84
0.84
0.84
0.86
0.86
0.87
0.91
0.90
0.90
0.90
Thickness
0.030
0.030
0.030
0.030
0.030
0.030
0.030
0.030
0.030
0.040
0.040
0.040
0.040
Barrel
Length
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
Barrel
I.D.
0.070
0.070
0.070
0.090
0.090
0.090
0.090
0.090
0.135
0.135
0.135
0.135
0.135
Specifications
Wire Size: See Table Above
Barrel Seam: Brazed
Max. Voltage Rating: 600 V Building Wire 1000 V Signs, Fixtures and Luminaires
Max. Operating Temp: 221°F (105°C)
Max. Current: Same as Wire
Insulator Material: Adhesive-lined Polyolefin, TMW
Terminal Material: EPT Copper
Terminal Plating: Tin
Crimp-type terminals shall, electrically and mechanically, connect to a pre-stripped end of a stranded
copper wire, and have a flat tongue portion with a central opening for mounting around a screw or
stud.
The terminal line shall offer tongue variations in hole (stud) size (6, 8 10, etc.) and configuration
(ring, fork, block fork, flanged block fork, locking fork, etc.) and barrel variations in wire (AWG)
size (22-18, 16-14, 12-10, etc.) and construction (non-insulated brazed seam, vinyl insulated butted
seam, nylon insulated with insulation grip, etc.).
The heat shrink-insulated, brazed seam locking fork terminal shall be tin-plated, annealed copper,
with the tongue having a specified stud slot (size 6 thru 3/8 in.) and a brazed seam barrel covered by
an adhesive-lined heat shrink sleeve, color coded and sized for a specified (AWG) wire range (22-18,
16-14, 12-10.).
Engineering
Specification
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3M™ Scotchlok™ Terminals MH18-6R thru MH10-38R
Installation
Information
Certified for use on stranded copper (AWG) wire only.
Strip away the end 3/8 inch of wire insulation.
Make the crimp in the proper station of a recommended 3M™ Crimp Tool: TH-440,
TH-450 (scissor style) hand tools.
Shrink tubing using a heat gun. Heat until tubing is completely shrunk and adhesive
protrudes slightly from the tubing.
Barrel Crimp (Electrical)
WARNING
Turn power off before installing or removing terminal. All electrical
Work should be done according to appropriate electrical codes.
Shelf Life &
Storage
Availability
This product has a 5-year shelf life from date of manufacture when stored in a humidity
controlled storage (10°C/50°F to 27°C/80°F) and <75% relative humidity.
Please contact your local distributor; available from 3M.com/electrical {Where to Buy}
or call 1-800-245-3573.
IMPORTANT
NOTICE
Warranty; Limited
Remedy; Limited
Liability
All statements, technical information, and recommendations related to 3M’s products are based on information
believed to be reliable, but the accuracy or completeness is not guaranteed. Before using this product, you
must evaluate it and determine if it is suitable for your intended application. You assume all risks and liability
associated with such use. Any statements related to the product, which are not contained in 3M’s current
publications, or any contrary statements contained on your purchase order, shall have no force or effect unless
expressly agreed upon, in writing, by an authorized officer of 3M.
This product will be free from defects in material and manufacture at the time of purchase.
3M MAKES NO
OTHER WARRANTIES INCLUDING, BUT NOT LIMITED TO, ANY IMPLIED WARRANTY OF
MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
If this product is defective within
the warranty period stated above, your exclusive remedy shall be, at 3M’s option, to replace or repair the
3M product or refund the purchase price of the 3M product.
Except where prohibited by law, 3M will not
be liable for any indirect, special, incidental or consequential loss or damage arising from this 3M
product, regardless of the legal theory asserted.
3M and Scotchlock are trademarks of 3M Company.
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Electrical Markets Division
6801 River Place Blvd.
Austin, TX 78726-9000
800.245.3573
FAX: 800.245.0329
www.3M.com/electrical
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© 3M 2012 All rights reserved
78-8126-0516-6 Rev C
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