LINCOLN ELECTRIC Welding Helmet: Auto-Darkening, Blue/Red/White, American Flag, W7-W13
The LINCOLN ELECTRIC Viking 1840 Auto-Darkening Welding Helmet (MPN K3173-4) features an American Flag graphic in blue, red, and white, with a digital ADF control offering welding shades W7-W13. It includes a 3.78 in…
SKU 3G-OTH-557871
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Product Description
The LINCOLN ELECTRIC Viking 1840 Auto-Darkening Welding Helmet (MPN K3173-4) features an American Flag graphic in blue, red, and white, with a digital ADF control offering welding shades W7-W13. It includes a 3.78 in x 1.85 in viewing area, grind mode, ratchet suspension adjustment, and a proprietary nylon shell.
Frequently Asked Questions
What is the LINCOLN ELECTRIC Viking 1840 welding helmet used for?
The LINCOLN ELECTRIC Viking 1840 auto-darkening welding helmet is used for arc welding applications including MIG, TIG, and stick welding. Its digital ADF automatically adjusts from shade W7 to W13, protecting eyes while allowing hands-free operation. Grind mode enables safe grinding without removing the helmet.
What are the specifications of the LINCOLN ELECTRIC K3173-4 welding helmet?
The LINCOLN ELECTRIC K3173-4 Viking 1840 helmet features a digital auto-darkening filter with welding shades W7-W13, a 3.78 in x 1.85 in viewing area, and grind mode. It has a ratchet suspension adjustment, proprietary nylon shell, and American Flag graphic in blue, red, and white.
Where to buy the LINCOLN ELECTRIC Viking 1840 welding helmet worldwide?
3G Electric supplies the LINCOLN ELECTRIC Viking 1840 welding helmet (K3173-4) to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this auto-darkening helmet.
How to select the right auto-darkening welding helmet shade?
Select shade based on welding process and amperage: lower amperage TIG typically uses shade W7-W10, while high-amperage stick or MIG may require W11-W13. The LINCOLN ELECTRIC Viking 1840 offers digital control across W7-W13, giving flexibility for various jobs. Always consult the welding procedure specification.
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3G Electric supplies LINCOLN ELECTRIC auto-darkening welding helmets - graphic. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









