SKU: 65963047634

Lincoln K3173-4 VIKING™ 1840 Series All-American Welding Helmet

Sale price$167.61 Regular price$186.23
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Ships within 48 hours · Estimated delivery Jul 22 - Jul 27

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Description

Lincoln K3173-4 VIKING™ 1840 Series All-American Welding HelmetVIKING 1840 Series All American Welding Helmet K3173 4 The VIKING 1840 Series, our mid range auto darkening helmet tier, offers superior 4C optics with a versatile user interface and premium external controls to increase productivity. Industry Leading Optics 4C Lens Technology, 1 1 1 1 Optical Clarity and expanded 7 13 shade range Digital User Interface Moisture and abrasion resistant push button LED UI shade, sensitivity, delay and mode control

VIKING 1840 Series All-American Welding Helmet

K3173-4

The VIKING 1840 Series, our mid-range auto-darkening helmet tier, offers superior 4C® optics with a versatile user interface and premium external controls to increase productivity.

 

  •  Industry Leading Optics - 4C Lens Technology, 1/1/1/1 Optical Clarity and expanded 7-13 shade range
  • Digital User Interface – Moisture and abrasion resistant push button LED UI shade, sensitivity, delay and mode control
  • Increased Productivity - External low profile grind control
  • All Day Comfort  Soft, padded front headband to help eliminate pressure points, while the two top head straps evenly distribute weight.
  • Enhanced Safety – New optic test functionality and UV/IR DIN 16 lens safeguard
  • 5 Year Warranty – Protects your investment for 60 months from date of purchase

SEE CLEARLY NOW

The new 4C ADF Technology improves the performance of the lens in the 4 most important categories to the welder:

  • Clarity - Optical Clarity 1/1/1/1
  • Color - Real Color View
  • Carat - Light Weight
  • Cut - Even Shade From Any Angle

The 4C Lens Technology upgrade to Lincoln Electric’s VIKING welding helmets improves visibility and reduces eye strain by minimizing the traditional lime green coloring in the helmet view screen. 4C technology is ideal for a range of industries such as general fabrication, power generation, shipbuilding, structural, offshore and pipeline that use multiple welding processes, including Stick, MIG and TIG. Whatever the task at hand, 4C technology gives you a clear view to productivity and quality.

A VISION FOR BETTER WELDS

Better Clarity, Real Color View

Now you can make a good view even better. Upgrading with 4C technology preserves the existing 1-1-1-1 optical clarity rating, but improves visibility by reducing the lime green tint.

Easy On The Eyes
Improved visibility and less eye strain means greater comfort for the welder. This combined with an improved view of the weld puddle adds up to better welds.

Wide-Screen View
4C technology enables you to not only see better, but also see more. The large viewing area gives you a full range of vision in relation to the welding area, which enhances operator control.

Increased Battery Life
The longer you can see clearly, the more you can weld. And more welds mean higher productivity. Improvements to the ADF’s circuitry enables more performance from the battery. Now you can keep welding, increase your productivity and get more from your helmet lens.

Features

  • Innovative 4C Lens Technology improves visibility and reduces eye strain
  • Low-profile external grind button
  • Better clarity, real color view - 1/1/1/1 Optical Clarity
  • Easy on the eyes
  • Wide-screen view
  • Increased battery life


What's Included

  • (1) Welding Helmet
  • (1) Helmet Bag
  • (1) Bandana
  • (5) KP2898-1 Outside Cover Lenses
  • (2) KP3044-1 Inside Cover Lenses
  • (1) Decal Sheet

Replacement Parts

Cover Lenses KP3043-1 Outside Cover Lens, KP2897-1 Inside Cover Lens, S27978-58 Outside Cover Lens Seal, KP4627-1 Bulk Outside Cover Lens
Sweatband & Headgear KP2930-1 Soft Knit Cotton Sweatband, KP4470-1 X6® Headgear, K3908-1 Pivot Headgear, K4100-1 Traditional Headgear
Hard Hat Adapters KP3047-1 Halo Style Hard Hat Adapter, KP3486-1 Slotted Style Hard Hat Adapter
Cheater Lenses KP3046-XXX Magnifying Cheater Lens - 1.00 MAG - 2.50 MAG
Auto-Darkening Filter & Parts KP2853-4 1840 Digital Series ADF Cartridge, S27978-55 ADF Cartridge Holder, KP4562-1 Grind Button Assembly, KP4491-1 CR 2450 Battery
Replacement Shells KP4802-2 Glossy Black 1840 Series Replacement Shell

Application

Typical Application Construction
General Fabrication
Heavy Fabrication
Maintenance & Repair
Structural Welding

 

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 65963047634

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Ron's Raves & Roasts
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★★★★★ 5
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Color: Shortbread, Size: Large
As I’ve been getting fitter, my old clothes started looking too baggy, so I needed something that fit better without breaking the bank. This COOFANDY chambray shirt turned out to be exactly what I was looking for—lightweight, wrinkle-resistant, and stylish enough for casual or dressy wear. The fabric feels soft and breathable, and it pairs easily with jeans or slacks. Since I’m still losing weight, I didn’t want to overspend on clothes I may size out of soon, and these hit the sweet spot for both quality and affordability.
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Reviewed in the United States on September 28, 2025
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Lyle Miller
Boise, US
★★★★★ 1
Wron Size Shipped Twice
Color: White, Size: Large
I ordered a large twice. 1st delivery was an XL, two sizes too large. The second reorder was an L, and fit like a medium. They can't get the order siz right.
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Reviewed in the United States on May 7, 2026
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Claude Cooper
Port Orchard, US
★★★★★ 5
Excellent shirt!
Color: Chive, Size: Large
Excellent shirt! Comfortable and looks great! True to size, and light weight.
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Reviewed in the United States on March 22, 2026
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Agatha Marie
Los Angeles, US
★★★★★ 5
The shirts run true to size and are very well made.
Color: Wine Red-polka Dots, Size: 3X-Large
I want the company COOFANDY and the customers who are considering buying these men's wrinkle free men's shirts for casual business wear, to know that the shirts are beautiful. The material is perfect, and they are made exceptionally well! One of the two shirts that I bought for my husband looks great on him. I had to buy one in a size 2x and one in a size 3x due to the reviews on Amazon's website, where so many of the reviewers stated that the size that they bought ran too small, while other reviewers said the shirt runs too large. My husband tried on the 2x, and it fit him perfectly, which was great because he always wears a 2x. The reason that I am returning them both is that these shirts are tuck-in shirts, and my husband only wears shirts that do not have to be tucked in, such as straight-bottom shirts. I showed him the picture of the shirt in the ad to prove that the models wore them out, not tucked in, but he said the style is wrong for wearing this shirt on the outside, and that he would not be able to wear it. I am so sorry, but I had to return them as he would not ever wear them. But I wanted you, COOFANDY, and your customers to know that the shirts are well worth the money and are just beautiful!
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Reviewed in the United States on May 21, 2026
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Missy Davis England
Chelsea, US
★★★★★ 5
Perfect fit for my husband
Color: Army Green, Size: Large
Very thick but it's cool, comfortable, no shrinking when washed and no fading. Love this color and the quality of material for the price is top of the line. I will be ordering other colors. My husband really enjoys wearing this and it fits perfectly. Thank you for the excellent work.
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Reviewed in the United States on May 3, 2026

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