KR35 Lower Knife 202295 Compatible with Siruba 737 747 757 Industrial Overlock Sewing Machines – Generic Replacement Cutting Blade

The KR35 Lower Knife, also associated with replacement part number 202295, is a generic aftermarket cutting blade designed for compatible industrial overlock and serger sewing machines. This replacement component is commonly used in industrial sewing applications where fabric edges must be trimmed during the overlocking process.

The KR35 lower cutting knife is designed for select Siruba 737, 747, and 757 industrial overlock sewing machines that use this specific knife configuration. It is an important replacement component for sewing machine technicians, garment manufacturers, tailoring businesses, textile workshops, and professional sewing machine maintenance operations.

Manufactured from metal, this replacement knife is designed to fit the cutting mechanism of compatible industrial overlock machines. Its elongated shape and cutting edge allow it to work in conjunction with the upper knife, helping trim excess fabric before the overlock stitches are formed.

KR35 Lower Knife for Industrial Overlock Sewing Machines

Industrial overlock sewing machines are widely used in garment manufacturing, textile production, clothing alterations, and professional sewing workshops. These machines combine stitching and fabric trimming to produce clean, finished seams.

The lower cutting blade plays an essential role in this process. Working together with the upper knife, it helps cut excess material along the fabric edge while the machine forms overlock stitches.

The KR35 Lower Knife Replacement Blade is intended to replace an existing lower knife with the same specifications and mounting configuration.

Replacing a worn or damaged cutting blade can help restore consistent cutting performance when the machine’s cutting mechanism is correctly adjusted and maintained.

Compatible with Select Siruba Overlock Machines

The KR35 Lower Knife 202295 is commonly associated with select industrial overlock sewing machines, including:

• Siruba 737 industrial overlock sewing machines.
• Siruba 747 industrial overlock sewing machines.
• Siruba 757 industrial overlock sewing machines.
• Other industrial serger machines specifically designed to use the KR35 lower knife configuration.

Compatibility may vary depending on the machine version, subclass, cutting mechanism, and original equipment specifications.

Before purchasing, customers should verify the replacement part number, blade dimensions, mounting design, and compatibility with their exact sewing machine model.

This product should not be considered universally compatible with all Siruba, Pegasus, Juki, Jack, or other industrial sewing machines.

Durable Metal Replacement Cutting Blade

The KR35 Industrial Overlock Lower Knife features a slim metal design intended for installation in compatible industrial sewing machine cutting assemblies.

Its cutting edge works against the upper knife to trim material during the overlocking operation.

A properly installed and adjusted lower knife contributes to accurate fabric trimming and supports consistent operation of the machine’s cutting system.

Cutting performance depends on several factors, including blade condition, machine adjustment, fabric type, cutting pressure, and the condition of the corresponding upper knife.

This generic aftermarket component is supplied as a replacement part for repair and maintenance applications.

When Should You Replace Your Overlock Lower Knife?

Over time, industrial sewing machine cutting blades may experience wear from continuous operation.

A worn or damaged lower knife can affect fabric trimming performance and may require inspection or replacement.

Common signs that the cutting mechanism needs attention include:

• Fabric edges that are not cut cleanly.
• Uneven trimming during overlock stitching.
• Fabric being pushed instead of cut.
• Visible wear, chips, or damage along the cutting edge.
• Increased difficulty cutting certain fabric materials.
• Reduced cutting consistency during continuous sewing operations.

These symptoms can also result from incorrect knife adjustment, upper knife wear, or other mechanical issues.

For this reason, the cutting system should be inspected before replacing individual components.

KR35 Lower Knife for Sewing Machine Repair and Maintenance

This replacement blade is suitable for sewing machine repair professionals, industrial sewing equipment technicians, garment factories, and workshops that maintain compatible overlock machines.

Keeping replacement cutting blades available can help reduce equipment downtime when routine maintenance or repairs are required.

The KR35 lower knife can be used when replacing a damaged or worn blade, provided the replacement matches the original specifications.

Professional installation is recommended when adjustments to the cutting mechanism are necessary.

The lower and upper cutting knives must work together correctly to achieve proper trimming performance.

KR35 Lower Knife and 202295 Replacement Part Reference

Customers may search for this product using several industry-related terms, including:

KR35 Lower Knife, KR35 Lower Blade, 202295 Lower Knife, Siruba KR35 Knife, Siruba Overlock Lower Knife, Industrial Serger Cutting Blade, Overlock Machine Lower Blade, Industrial Sewing Machine Knife, and Lower Cutting Knife Replacement.

These terms describe the type of component, its commercial reference, and its intended application.

The KR35 designation is the primary reference used for this listing. The 202295 reference is included as a related replacement designation; customers should confirm the exact part specification before purchasing.

Generic Aftermarket Replacement Part

This product is a generic aftermarket replacement knife intended for compatible industrial sewing equipment.

It is not represented as an original Siruba, Pegasus, Juki, or other sewing machine manufacturer’s product.

Manufacturer and machine brand names are mentioned only to identify potential compatibility.

The product is supplied individually and does not include the upper knife, mounting hardware, machine accessories, or additional cutting blades.

Product Specifications

Product Name: KR35 Lower Knife
Primary Part Number: KR35
Related Replacement Reference: 202295
Product Type: Industrial Overlock Lower Cutting Blade
Brand: Generic
Material: Metal
Color: Silver
Application: Industrial Overlock and Serger Sewing Machines
Related Machine Models: Select Siruba 737, 747, and 757 models
Package Quantity: 1 Piece
Condition: New
Upper Knife Included: No
Installation Hardware Included: No

Package Contents

The package includes one (1) KR35 lower knife replacement blade.

Each purchase provides one individual lower cutting knife.

This product is not sold as a multipack, knife set, or upper-and-lower cutting blade combination.

Important Compatibility Information

Before ordering the KR35 Lower Knife 202295, compare the existing cutting blade with the product photographs and verify the dimensions, mounting configuration, part number, and sewing machine specifications.

Compatibility depends on the exact machine configuration and not solely on the machine brand or model family.

This is a generic replacement component manufactured independently from the sewing machine brands mentioned.

Choose the KR35 Lower Knife for maintenance and replacement applications in compatible industrial overlock sewing machines requiring this specific lower cutting blade configuration.

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