SpecialtyTerminals
71M-250-32-NBL, 72M-250-32-NBL,
73M-250-32-NBL
Male Disconnect, Nylon Fully Insulated
with Insulation Grip
Data Sheet
Specifications
Wire Size: See Table Above
Barrel Seam: Butted with Insulation
Grip
Maximum Voltage Rating: 600 V Building Wire
1000 V Signs or
Fixtures (Luminaires)
Maximum Temperature Rating: 221˚F (105˚C)
Maximum Current: Same as Wire
Insulator Material: Nylon
Terminal Material: ETP Copper
Insulation Grip Material: Brass
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-482, TR-490 (ratchet style) hand tools.
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Suitable for factory application on steel or brass tabs UL
or CSA.
Suitable for field application on brass tabs, strain relief
required, UL only.
Barrel Crimp (Electrical)
Insulation Crimp (Mechanical)
UNDERWRITERS
LABORATORIES
STANDARD NO. UL 310
3M FILE NO. E70512
CANADIAN STANDARDS
ASSOCIATION
STANDARD NO. C22.2
NO. 153
3M FILE NO. LR22190
WARNING
Turn power off before installing or removing terminal. All electrical
work should be done according to appropriate electr ical codes.
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LBN-23-052-M1781-2259.044.003.0230.0x052.052.0560.0541.0
LBN-23-052-M2741-6159.044.003.0230.0x052.052.0580.0071.0
LBN-23-052-M3701-2150.174.093.0230.0x052.052.0051.0052.0
Electrical Products Division
6801 River Place Blvd.
Austin, TX 78726-9000
http://www.3M.com/elpd Litho in USA.
© 3M 2002 78-8126-0736-0-A
IMPORTANT NOTICE
Before using this product, you must evaluate it and determine if it is suitable for your intended application. You assume all r isks 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 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 loss or damage arising from this 3M product, whether direct, indirect,
special, incidental or consequential regardless of the legal theory asserted.
Engineering Specification
Crimp-Type Male Quick Disconnect shall, electrically
and mechanically connect permanently to a prestripped
end of a stranded copper wire and, hav e a flat rectangular
tongue portion for mating to a Female Quick Disconnect
in a separable, reusable manner , forming a Quick
Connect W iring Connection.
The connector line shall of fer tongue v ariations (size
0.250 x 0.032 or 0.187 x 0.020 per ANSI/NEMA DC-2)
and barrel v ariations in wire size 22-18 AWG, 16-14
AWG, 12-10 AWG and construction of non-insulated,
vinyl insulated, n ylon fully insulated, etc.
The Quick Disconnect shall hav e re gulatory agenc y
cov erage (UL Listing, CSA Certif ication). The tongue
shall be marked with the wire range and the
manufacturer’s symbol.()
The Nylon Fully Insulated Male Quick Disconnect with
Insulation Grip shall be tin plated 0.032˝ thick copper ,
with a 0.250˝ blade conforming to ANSI/NEMA DC-2
dimensions and a 0.25˝ long barrel with a tin plated brass
insulation grip cov ered by a molded n ylon funnel entry
slee ve which e xtends to co v er the tongue, color coded,
and sized for a specified (AWG) wire range (22-18,
16-14, 12-10).
Insulated connectors shall be UL Listed and CSA
Certified for 600 v olts maximum, b uilding wire: 1000
volts maximum, signs and f ixtures (luminaires). The
connector shall be temperature rated 221˚F (105˚C)
maximum.
Quick Disconnect connectors shall be suitable for field or
factory wiring, with a UL Recognized strain relief
required.
3M is a trademark of 3M.
is a trademark of Underwriters Laboratories.
is a trademark of Canadian Standards Association.
