With a fixed, square wire spring and a positive grip shell, the WIRE-NUT® is perfect to twist-on with fingers for a secure connection that will last. The refined wire range makes it the best choice for fine stranded wire applications. The WIRE-NUT® also features a tough, flame retardant thermoplastic shell that withstands environmental extremes and is reusable for easy circuit changes and addition.

IDEAL®, 30-071, Wire Connector, Flame-Retardant, Series: 71B®, Positive Grip Shell Style, Fixed/Square Wire Spring, Solid/Stranded Copper Wire, 22 to 16 AWG Wire, 300 VAC, Specifications: 1/4 in Solid, 5/16 in Stranded Wire Strip, 1 to 5 Conductors, 16 to 2 AWG Minimum, 16 to 2 AWG Maximum Conductor Combination Size, 221 deg F, Polypropylene, Gray, Zinc Plated, 21/64 in W x 37/64 in H Dimensions

• Fixed, square wire spring creates its own threads maintains a secure positive grip that will not relax over time
• No pre-twisting required, positive grip design provides fast and easy installation
• Refined range to handle all common applications
• Reusable for easy circuit changes and additions
• For tough environmental conditions
• Deep skirt helps protect against flash over and turned back strands for maximum dielectric protection
• Approved for bonding and grounding applications
• High temperature models designed to withstand the extreme heat build-up found in high wattage light fixtures and signs
• Excellent for fine stranded wire applications
• Positive grip shell that is comfortable to twist-on with fingers

• Catalog https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/IDW_DOCUMENT_ac670a76f32af3897864e57283c577aa81e7fb7ef0a3d52fbb33b576fe1a9007.pdf