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3M MU18-8R/LK Non-Insulated Ring Terminal - Non-Insulated Ring Terminals
3MNon-Insulated Ring Terminals

3M MU18-8R/LK Non-Insulated Ring Terminal

The 3M Ring Terminal: Bare (MPN MU18-8R/LK) is a non-insulated ring terminal with a #8 stud size, rated for 600 V and 22 AWG to 18 AWG wire sizes, featuring a butted barrel and seam construction.

SKU 3G-OTH-18637

Also listed as: MU188RLK · MU18 8R LK · MU18-8R-LK

Brand
3M
Item
MU18-8R/LK Non-Insulated Ring Terminal
Part Number
MU18-8R/LK
Category
Non-Insulated Ring Terminals
Available to Order
Also known as:MU18-8R/LK3M
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

3M
Manufacturer Part Number
MU18-8R/LK
Type
#8 Stud Size, 600 V, Butted Barrel & Seam
Wire Sizes
22 AWG to 18 AWG

Technical Documents

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3M Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The 3M Ring Terminal: Bare (MPN MU18-8R/LK) is a non-insulated ring terminal with a #8 stud size, rated for 600 V and 22 AWG to 18 AWG wire sizes, featuring a butted barrel and seam construction.

Frequently Asked Questions

What is the 3M MU18-8R/LK ring terminal used for?

The 3M MU18-8R/LK is a non-insulated ring terminal used for terminating electrical wires in industrial control panels, power distribution, and equipment grounding. It accommodates #8 studs and 22–18 AWG wire, rated 600 V, making it suitable for secure, low-resistance connections in harsh environments.

What are the specifications of the 3M MU18-8R/LK ring terminal?

This 3M ring terminal is bare (non-insulated) with a butted barrel and seam design. It fits #8 stud size, accepts 22 AWG to 18 AWG wire, and is rated 600 V. The manufacturer part number is MU18-8R/LK. It is designed for reliable crimp connections in electrical systems.

Where to buy 3M MU18-8R/LK ring terminals worldwide?

3G Electric supplies the 3M MU18-8R/LK ring terminal worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this part to any country.

How to install the 3M MU18-8R/LK ring terminal?

Strip the wire insulation to the recommended length, insert the bare wire into the barrel, and crimp using a tool matched to 22–18 AWG and non-insulated terminals. Ensure the ring sits flat on the stud before tightening. Follow 3M's generic crimp guidelines for reliable connections.

Used in

Common applications for 3M
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Industrial wire harnessing — 3M 2520 series varnished cotton cloth tape for abrasion resistance in wire harnessing.
Structural bonding — 3M DP8005 acrylic adhesive for bonding plastics, metals, and composites in assembly operations.
Cable protection — 3M heat shrink tubing for sealing and protecting electrical connections from moisture and abrasion.
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3M Products

3G Electric supplies 3M non-insulated ring terminals. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Non-insulated ring terminal for #8 stud size, accepting 12 AWG to 10 AWG wire. Rated 600 V with butted barrel and seam construction. Suitable for terminating wires in control panels, power distribution, and grounding applications
Non-insulated ring terminal with butted barrel and seam construction. Accommodates 22 AWG to 18 AWG wire and fits #6 studs. Rated for 600 V. Suitable for power distribution, control circuits, and general electrical connections where a secure, bare terminal is required
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Non-insulated ring terminal with butted barrel and seam construction. Accommodates 22 AWG to 18 AWG wire and fits #6 studs. Rated for 600 V. Suitable for power distribution, control circuits, and general electrical connections where a secure, bare terminal is required

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Non-insulated ring terminal rated for 1000 V with brazed barrel and seam. Accepts 12 AWG to 10 AWG wire and fits 1/2 in studs. Used for power distribution, motor connections, and grounding systems
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