Scotchlok™Terminals
MU18-4FL thru MU10-14FL
Locking Fork, Non-Insulated, Butted Seam
Data Sheet
Specifications
Wire Size: See Table Above
Barrel Seam: Butted
Max. Current: Same as Wire
Terminal Material: ETP Copper
Plating: Tin
Installation Information
UL Listed and CSA 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), or TR-490
(ratchet style) hand tools.
Barrel Crimp (Required)
W
L
EC
LISTED 314R
UNDERWRITERS
LABORATORIES
STANDARD NO. UL 486A
3M FILE NO. E23438
CANADIAN STANDARDS
ASSOCIATION
STANDARD NO. C22.2
NO. 0. 65
3M FILE NO. LR22190
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LF4-81UM81-22472.052.052.086.005.0030.052.0070.0
LF6-81UM81-22672.052.052.086.005.0030.052.0070.0
LF8-81UM81-22843.003.052.086.005.0030.052.0070.0
LF01-81UM81-220153.0 23.052.086.005.0030.052.0070.0
LF4-41UM41-61472.052.052.086.005.0030.052.0090.0
LF6-41UM41-61672.052.052.086.005.0030.052.0090.0
LF8-41UM41-61843.003.052.086.005.0030.052.0090.0
LF01-41UM41-610153.023.052.086.005.0030.052.0090.0
LF41-41UM41-614/184.034.004.009.056.0030.052.0090.0
LF6-01UM01-21603.082.082.037.035.0040.052.0531.0
LF8-01UM01-21853.023.082.037.035.0040.052.0531.0
LF01-01UM01-210163.023.082.037.035.0040.052.0531.0
LF41-01UM01-214/184.034.044.049.096.0040.052.0531.0
WARNING
Turn power off before installing or removing terminal. All electrical
work should be done according to appropriate electr ical codes.
Electrical Products Division
6801 River Place Blvd.
Austin, TX 78726-9000
http://www.3M.com/elpd Litho in USA.
© 3M 2002 78-8126-0484-7-A
IMPORTANT NOTICE
Before using this product, you must evaluate it and deter mine if it is suitable for your intended application. You assume all risks and liability
associated with such use.
Warranty; Limited Remedy; Limited Liability. This product will be free from defects in material and manufacture as of the date 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 per iod stated above, your exclusive remedy shall be,
at 3M’s option, to replace or repair the 3M product or refund the purchase pr ice of the 3M product. Except where prohibited by law, 3M will
not be liable for any loss or damage arising from this 3M product, whether direct, indirect, special, incidental or consequential
regardless of the legal theory asserted.
3M and Scotchlok are trademarks of 3M
Engineering Specification
Crimp-type terminals shall, electrically and mechanically,
connect to a pre-stripped end of a stranded copper wire:
and hav e a flat tongue portion with a central opening for
mounting around a scre w or stud.
The terminal line shall of fer tongue v ariations in hole
(stud) size (6, 8 10, etc.) and configuration (ring, fork,
block fork, flanged block fork, locking fork, etc.): and
barrel v ariations 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 terminal line shall ha v e re gulatory agency
cov erage (UL Listing, CSA Certification). The terminal
tongue shall be marked with the wire range and
manufacturer’s symbol ().
The non-insulated, butted seam locking fork terminal shall
be tin-plated, annealed copper , with the tongue having a
specified stud slot (size 4 thru 1/4 in.) and a b utted seam
barrel with a be veled I.D. for ease of stranded wire entry,
sized for a specified (AWG) wire range (22-18, 16-14,
12-10).
Non-insulated terminals shall be UL Listed and CSA
Certified.
