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TWECO 21 Series Nozzle, Conical, 5/8 in Bore, 1/8-5/32 in Tip Recess, 2 PK - 21 Series Nozzles
TWECO21 Series Nozzles

TWECO 21 Series Nozzle, Conical, 5/8 in Bore, 1/8-5/32 in Tip Recess, 2 PK

The TWECO 21 Series Nozzle (SKU 12101342, MPN 12101342) is a self-insulated, conical nozzle with a 5/8 in bore diameter. It features a 1/8 to 5/32 in tip recess and is part of the WS21 model series. This product is…

SKU 3G-OTH-417915

Brand
TWECO
Item
21 Series Nozzle, Conical, 5/8 in Bore, 1/8-5/32 in Tip Recess, 2 PK
Part Number
12101342
Category
21 Series Nozzles
Available to Order
Also known as:12101342TWECO
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

TWECO
Manufacturer Part Number
12101342
Type
Conical, WS21-62, WS21, 2 PK
Tip Recess
1/8 to 5/32 in

Technical Documents

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

Product Description

The TWECO 21 Series Nozzle (SKU 12101342, MPN 12101342) is a self-insulated, conical nozzle with a 5/8 in bore diameter. It features a 1/8 to 5/32 in tip recess and is part of the WS21 model series. This product is sold in a pack of 2.

Frequently Asked Questions

What is the TWECO 21 Series Nozzle used for?

The TWECO 21 Series Nozzle is used in MIG welding applications to direct shielding gas and protect the contact tip. Its conical, self-insulated design helps prevent accidental arcing and improves gas coverage. It is commonly used in industrial fabrication and repair shops.

What are the specifications of the TWECO 21 Series Nozzle?

The TWECO 21 Series Nozzle (MPN 12101342) has a 5/8 in bore diameter, a conical shape, and a 1/8 to 5/32 in tip recess. It is self-insulated and part of the WS21 model series. Sold in a pack of 2, it is designed for TWECO WS21-62 and WS21 welding guns.

Where to buy TWECO 21 Series Nozzle worldwide?

You can source the TWECO 21 Series Nozzle worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to install the TWECO 21 Series Nozzle?

To install the TWECO 21 Series Nozzle, first ensure the welding gun is cool and disconnected from power. Remove the old nozzle by unscrewing it counterclockwise. Screw the new TWECO nozzle onto the gun hand-tight. Verify the tip recess is 1/8 to 5/32 in for proper gas flow.

Used in

Common applications for TWECO
Industrial fabrication — TWECO V-groove drive rolls for 0.035 in solid wire in ESAB Fabricator 211i welders, ensuring consistent feed for structural steel welding.
Maintenance and repair — TWECO V-knurl drive rolls for 0.045 in flux-cored wire in ESAB Fabricator 252i welders, providing reliable feeding for on-site repairs.
Heavy equipment manufacturing — TWECO drive rolls for 0.045 in solid wire in ESAB Fabricator 252i welders, used in MIG welding of thick sections.
Automotive repair — TWECO V-groove drive rolls for 0.035 in solid wire in ESAB Fabricator 141i welders, for sheet metal and exhaust work.
Pipeline construction — TWECO V-knurl drive rolls for 0.035 in flux-cored wire in ESAB Fabricator 252i welders, for root passes and fill passes.
General welding workshops — TWECO drive rolls for various wire types and diameters in ESAB Fabricator series welders, supporting diverse MIG welding tasks.
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TWECO Products

3G Electric supplies TWECO 21 series nozzles. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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