Tweco 1220-1520 Flat Arc Spot Nozzle 5/8 Inch Bore 2 Pack

Product Description

The TWECO 1220-1520 is a 22 Series Flat Arc Spot Nozzle built for MIG welding guns equipped with a standard gas diffuser. The nozzle measures 3.015 inches in length with a 5/8-inch outer diameter bore and is rated for light to medium duty welding applications up to 250 amps. The nozzle body and housing are cut and formed from 122 DHP copper alloy tubing, providing reliable conductivity and heat resistance. The part number is rolled and stamped directly on the outer surface for quick field identification. Sold as a 2-pack per unit of measure.

This nozzle is suited for light to medium duty MIG welding in shop and field environments, including fabrication, maintenance, and repair applications up to 250 amps. It slides over the standard nozzle insulator and is adjustable, allowing the technician to set the preferred contact tip-to-nozzle relationship for consistent arc performance. Compatible with the standard nozzle insulator Part No. 32 (Stock No. 1320-1100) as specified by the manufacturer.

Key Features

• Rated up to 250 amps for light to medium duty MIG welding
• Nozzle housing cut and formed from 122 DHP copper alloy tubing for durability and conductivity
• Adjustable fit allows technician to dial in contact tip and nozzle relationship
• Slides over standard nozzle insulator for straightforward installation
• Part number rolled and stamped on outer surface for fast identification in the field
• Sold as 2 per pack

Compatibility

Designed for use with standard gas diffusers on 22 Series MIG welding guns. Compatible with standard nozzle insulator Part No. 32 (Stock No. 1320-1100) as stated by the manufacturer.

Installation Notes

Installation should be performed by a qualified welding technician with the welding machine powered down and the gun cooled before handling consumables. Slide the nozzle over the standard nozzle insulator and adjust axially to achieve the desired contact tip and nozzle relationship before securing. Inspect the nozzle regularly for spatter buildup and replace when bore diameter is compromised or copper alloy shows visible erosion. Follow applicable AWS and equipment manufacturer guidelines for consumable maintenance intervals.

Technical Specifications

• Nozzle Length: 3.015 inches
• Bore Outer Diameter: 5/8 inch
• Maximum Amperage: 250 amps
• Material: 122 DHP copper alloy
• Package Dimensions: 3.3 inches x 0.9 inches x 0.9 inches
• Weight: 0.14 pounds
• Quantity per Pack: 2
• UPC: 608246056180

Standard Information

• Brand: TWECO
• Manufacturer Part Number: 1220-1520