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National Standard Products

K.L. Jack carries a selection of high-performance heat shrink terminals and connectors from National Standard Parts Associates (NSPA)—a trusted name in electrical connection solutions for over 40 years. Known for their Sealed Electrical System, NSPA’s crimp-style heat shrink connectors and terminals are designed to prevent wire corrosion and pull-out, reducing the risk of electrical failure. Built with durability and reliability in mind, these terminals are ideal for harsh environments where a secure, long-lasting connection matters most.
Lenox Carbide Tipped Hole Saws. Full size range, in stock now. Ships same day.
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The ultimate safety gear. Sqwincher Qwik Stik - A Unique Combination of Electrolytes.
Big Timber BTX Exterior Grade Construction Screws
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Opti-Seal Crystal Clear Heat Shrink Butt Connector with Red Stripe 22-18 AWG - 50 Pack
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Opti-Seal Crystal Clear Heat Shrink Butt Connector with Red Stripe 22-18 AWG - 50 Pack

OS55-16

$28.77 /Pack of 50
Only $0.58 Each

Heat Shrink Butt Connector Red 22-18 AWG - 50 Pack
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Heat Shrink Butt Connector Red 22-18 AWG - 50 Pack

ET401A

$22.14 /Pack of 50
Only $0.44 Each

Heat Shrink Butt Connector Clear 24-22 AWG - 50 Pack
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Heat Shrink Butt Connector Clear 24-22 AWG - 50 Pack

KS5-20

$24.41 /Pack of 50
Only $0.49 Each

Nylon Insulated Ring Terminal Blue 16-14 AWG, 5/16
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Nylon Insulated Ring Terminal Blue 16-14 AWG, 5/16" Stud - 50 Pack

ET303B31

$14.84 /Pack of 50
Only $0.30 Each

Yellow Winged Twist on Wire Connectors 10-18 AWG - 50 Pack
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Yellow Winged Twist on Wire Connectors 10-18 AWG - 50 Pack

WNYELLOWWING

$16.57 /Box of 50
Only $0.33 Each

Heat Shrink Female Disconnect Blue 16-14 AWG, 0.110
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Heat Shrink Female Disconnect Blue 16-14 AWG, 0.110" Tab - 50 Pack

ET415B11

$37.07 /Pack of 50
Only $0.74 Each

Nylon Insulated Snap Plug Receptacle Blue 16-14 AWG, 0.157
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Nylon Insulated Snap Plug Receptacle Blue 16-14 AWG, 0.157" Diameter - 50 Pack

ET318B15

$11.27 /Pack of 50
Only $0.23 Each

Heat Shrink Snap Plug Receptacle 22-18 AWG, 0.157
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Heat Shrink Snap Plug Receptacle 22-18 AWG, 0.157" Diameter - 50 Pack

ET418A15

$29.87 /Pack of 50
Only $0.60 Each

Hydralink Heat Shrink Multiple Wire Butt Connector, Clear/Red, 20-18 AWG - 16 AWG (Red to Blue) - 50 Pack
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Nylon Insulated Snap Plug Blue 16-14 AWG, 0.157
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Nylon Insulated Snap Plug Blue 16-14 AWG, 0.157" Diameter - 50 Pack

ET317B15

$13.29 /Pack of 50
Only $0.27 Each

Non-Insulated Ring Term 16-14 AWG, #10 Stud - 50 Pack
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Non-Insulated Ring Term 16-14 AWG, #10 Stud - 50 Pack

ET103B10

$8.21 /Pack of 50
Only $0.16 Each

Nylon Insulated Ring Terminal Yellow 12-10 AWG, 3/8
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Nylon Insulated Ring Terminal Yellow 12-10 AWG, 3/8" Stud - 50 Pack

ET303C37

$26.30 /Pack of 50
Only $0.53 Each

Heat Shrink 3 Way Connector Blue 16-14 AWG
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Heat Shrink 3 Way Connector Blue 16-14 AWG

ET406B

$9.20 /Pack of 10
Only $0.92 Each

Heat Shrink Ring Terminal 16-14 AWG, 3/8
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Heat Shrink Ring Terminal 16-14 AWG, 3/8" Stud - 50 Pack

ET403B37

$22.97 /Pack of 50
Only $0.46 Each

Heat Shrink Ring Terminal 22-18 AWG, 3/8
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Heat Shrink Ring Terminal 22-18 AWG, 3/8" Stud - 50 Pack

ET403A37

$22.93 /Pack of 50
Only $0.46 Each

Nylon Insulated Ring Terminal Red 22-18 AWG, #8 Stud - 50 Pack
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Nylon Insulated Ring Terminal Red 22-18 AWG, #8 Stud - 50 Pack

ET303A08

$9.40 /Pack of 50
Only $0.19 Each

Female T-Tap Connectors Yellow 12-10 AWG, .250
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Female T-Tap Connectors Yellow 12-10 AWG, .250" Tab - 25 Pack

ET352C

$12.14 /Pack of 25
Only $0.49 Each

Nylon Insulated Flanged Spade Terminal Yellow 12-10 AWG, #8 Stud - 50 Pack
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Nylon Insulated Flanged Spade Terminal Yellow 12-10 AWG, #8 Stud - 50 Pack

ET342C08

$28.37 /Pack of 50
Only $0.57 Each

Nylon Insulated Ring Terminal Blue 16-14 AWG, 3/8
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Nylon Insulated Ring Terminal Blue 16-14 AWG, 3/8" Stud - 50 Pack

ET303B37

$16.41 /Pack of 50
Only $0.33 Each

Heat Shrink Snap Plug Blue 16-14 AWG, 0.180
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Heat Shrink Snap Plug Blue 16-14 AWG, 0.180" Diameter - 50 Pack

ET417B18

$18.94 /Pack of 50
Only $0.38 Each

Red Winged Twist on Wire Connectors 10-18 AWG - 50 Pack
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Red Winged Twist on Wire Connectors 10-18 AWG - 50 Pack

WNREDWING

$19.70 /Box of 50
Only $0.39 Each

Heat Shrink Spade Terminal Yellow 12-10 AWG, 1/4
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Heat Shrink Spade Terminal Yellow 12-10 AWG, 1/4" Stud - 50 Pack

ET441C25

$28.57 /Pack of 50
Only $0.57 Each

Heat Shrink Butt Connector Pink 8 AWG - 25 Pack
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Heat Shrink Butt Connector Pink 8 AWG - 25 Pack

ET401D

$42.86 /Pack of 25
Only $1.71 Each

Heat Shrink Snap Plug Yellow 12-10 AWG, 0.157
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Heat Shrink Snap Plug Yellow 12-10 AWG, 0.157" Diameter - 50 Pack

ET417C15

$21.43 /Pack of 50
Only $0.43 Each

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Forged Eye Bolts - Plain & Galvanized - Inch & Metric - Shouldeed & Regular
 
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