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Lincoln KP3701-1 Inside Polycarbonate Lens for Viking 3250D FGS (2-Pack)

$8.68/ea $11.58/2 Per Ea only $5.79/eaSave 33%

In stock

OVERVIEW

Genuine Lincoln Electric Replacement Parts for Viking 3250D FGS

Keep your welding helmet in showroom condition with the Lincoln KP3701-1 Inside Cover Lens. Designed exclusively for the Viking 3250D FGS Series welding helmets, this essential accessory serves as the last line of defense for your auto-darkening filter. While the outer lens takes the brunt of the spatter, the inside lens is crucial for protecting the ADF from the user's side—guarding against sweat, grime, and scratches that can occur during cleaning or adjustment. A scratched inner lens can cause light refraction that mimics a blurry ADF, leading to unnecessary and expensive equipment replacements when a simple lens swap is all that is needed.

Constructed from premium impact-resistant polycarbonate, the KP3701-1 offers superior clarity and strength. The lens is designed to be lightweight yet robust, adding virtually no weight to the helmet assembly while providing significant protection. Its dimensions of 108.3 mm x 78.3 mm are cut to exact factory specifications, ensuring it snaps securely into the retention clips of the 3250D FGS cartridge. This secure fit eliminates rattling and ensures no gaps exist where dust could infiltrate the optical stack.

This product is sold as a pack of 2, offering excellent value and convenience for the busy fabricator. Regular replacement of the inside cover lens is a best practice for maintaining optimal visibility and reducing eye strain. Whether you are working in heavy fabrication, automotive repair, or pipeline construction, clear vision is the key to quality welds. Trust only genuine Lincoln Electric parts to maintain the safety ratings and performance standards of your Viking helmet.

Product Specifications

  • Part Number: KP3701-1
  • Material: Clear Polycarbonate
  • Quantity: 2 Lenses per Package
  • Compatibility: Viking 3250D FGS Series ONLY
Additional Information
Brand:Lincoln Electric
Inner Or Outer Lense:Inside Lense
Item:Helmet Lens Clear
Packaging Description:2 PER EA
Material:Polycarbonate
Dimensions:108.3 mm x 78.3 mm x 1 mm
Compatibility:Viking 3250D FGS Series
Lens Type:Clear Safety Plate
Lense Size:n/a
Shade Or Magnifier:N/A

INCLUDED

  • 2 x Inside Cover Lenses (KP3701-1)

APPLICATIONS

  • General Fabrication
  • Heavy Equipment Manufacturing
  • Automotive Repair
  • Pipeline Welding
  • Structural Steel Construction
  • Maintenance and Repair Operations (MRO)

FAQ

The KP3701-1 is designed exclusively for the Lincoln Viking 3250D FGS Series welding helmets. It will not fit standard 3350 or 2450 series helmets.

This product is sold as a package containing two (2) inside cover lenses.

This is the INSIDE cover lens. It installs on the interior side of the auto-darkening filter, closest to the welder's eyes.

The lens measures approximately 108.3 mm x 78.3 mm with a thickness of 1 mm.

The lens is made from high-quality, impact-resistant polycarbonate designed for optical clarity.

Yes, the material and design help reduce lens fogging and clouding, improving visibility during extended use.

No, the Viking 3350 uses a different size inside lens. This part is specific to the 3250D FGS model.

You should replace the inside lens whenever it becomes scratched, pitted, or too dirty to clean effectively, as this affects your view of the weld puddle.
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