Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

SUMITOMO Diamond Turning Insert: VCMT331ESU - Diamond Indexable Turning Inserts
SUMITOMODiamond Indexable Turning Inserts

SUMITOMO Diamond Turning Insert: VCMT331ESU

The SUMITOMO Diamond Turning Insert, available as models VCMT331ESU and VCMT160404NSU, is a diamond indexable turning insert. The manufacturer part number is VCMT331ESU-AC520U. These inserts are designed for turning…

SKU 3G-OTH-261521

Also listed as: VCMT331ESUAC520U · VCMT331ESU AC520U

Brand
SUMITOMO
Item
Diamond Turning Insert: VCMT331ESU
Category
Diamond Indexable Turning Inserts
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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

SUMITOMO
Manufacturer Part Number
VCMT331ESU-AC520U

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The SUMITOMO Diamond Turning Insert, available as models VCMT331ESU and VCMT160404NSU, is a diamond indexable turning insert. The manufacturer part number is VCMT331ESU-AC520U. These inserts are designed for turning operations.

Frequently Asked Questions

What is the SUMITOMO Diamond Turning Insert used for?

The SUMITOMO Diamond Turning Insert is used for precision turning operations on lathes. It is designed for machining non-ferrous materials, composites, and abrasive plastics where a sharp, wear-resistant cutting edge is required.

What are the specifications of the SUMITOMO VCMT331ESU-AC520U insert?

The SUMITOMO VCMT331ESU-AC520U is a diamond indexable turning insert. It is available in two geometries: VCMT331ESU and VCMT160404NSU. The manufacturer part number is VCMT331ESU-AC520U. These inserts are designed for turning applications.

Where to buy SUMITOMO diamond turning inserts worldwide?

3G Electric supplies SUMITOMO diamond turning inserts worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on the VCMT331ESU-AC520U and other SUMITOMO insert models.

How to select the correct SUMITOMO turning insert for my lathe?

Select the SUMITOMO turning insert based on your workpiece material, required surface finish, and lathe tool holder compatibility. The VCMT331ESU and VCMT160404NSU geometries suit different depths of cut and feed rates. Consult your tool holder specifications to match the insert shape and size.

Used in

Common applications for SUMITOMO
Automotive engine block machining — Sumitomo SNMG square turning inserts for facing and boring cast iron
Aerospace component turning — Sumitomo DNMG diamond inserts with UP chipbreaker for finishing titanium alloys
Oil and gas valve production — Sumitomo TPMR triangle inserts with T1500Z grade for threading stainless steel
General engineering shaft turning — Sumitomo CNMG diamond inserts with LU chipbreaker for medium interrupted cuts
Mold and die finishing — Sumitomo VNMG diamond inserts with UZ chipbreaker for hardened steel profiling
Heavy equipment repair — Sumitomo TCMT triangle inserts with AC810P grade for turning wear-resistant steels

SUMITOMO Products

3G Electric supplies SUMITOMO diamond indexable turning inserts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
SUMITOMO Diamond Turning Insert: VBMT332ESU, VBMT160408NSU (MPN VBMT332ESU-AC830P)
SUMITOMO
SUMITOMO Diamond Turning Insert: VBMT332ESU, VBMT160408NSU (MPN VBMT332ESU-AC830P)
Diamond indexable turning insert for precision turning operations on CNC lathes. Used for finishing and semi-finishing of non-ferrous materials, composites, and hardened steels. Delivers high surface quality and dimensional accuracy in industrial machining
SUMITOMO
Diamond indexable turning insert for precision turning operations on CNC lathes. Used for finishing and semi-finishing of non-ferrous materials, composites, and hardened steels. Delivers high surface quality and dimensional accuracy in industrial machining
Diamond indexable turning insert for precision machining of non-ferrous materials such as aluminum alloys and plastics. Used in turning operations requiring high surface finish and tight tolerances. Identified by specifications VNMG331ESU and VNMG160404NSU
SUMITOMO
Diamond indexable turning insert for precision machining of non-ferrous materials such as aluminum alloys and plastics. Used in turning operations requiring high surface finish and tight tolerances. Identified by specifications VNMG331ESU and VNMG160404NSU
Diamond indexable turning insert for precision machining of non-ferrous materials, composites, and plastics. Commonly used in CNC lathe operations for finishing and semi-finishing cuts requiring tight tolerances and superior surface finish
SUMITOMO
Diamond indexable turning insert for precision machining of non-ferrous materials, composites, and plastics. Commonly used in CNC lathe operations for finishing and semi-finishing cuts requiring tight tolerances and superior surface finish
Diamond indexable turning insert for precision turning operations on lathes. Suitable for machining hard and abrasive materials such as ceramics, composites, and non-ferrous metals. Model VBMT331ESU-AC630M
SUMITOMO
Diamond indexable turning insert for precision turning operations on lathes. Suitable for machining hard and abrasive materials such as ceramics, composites, and non-ferrous metals. Model VBMT331ESU-AC630M
Diamond indexable turning insert for precision turning operations on lathes. Used for finishing and semi-finishing of non-ferrous materials, plastics, and composites. Delivers high surface quality and dimensional accuracy in industrial machining
SUMITOMO
Diamond indexable turning insert for precision turning operations on lathes. Used for finishing and semi-finishing of non-ferrous materials, plastics, and composites. Delivers high surface quality and dimensional accuracy in industrial machining

More from SUMITOMO

View all SUMITOMO parts
Diamond indexable turning insert for precision machining of non-ferrous materials, composites, and abrasive alloys. Used in turning, facing, and boring operations. Manufacturer part number CNMG431EUP-AC5025S, also referenced as CNMG120404N-UP
SUMITOMO
Diamond indexable turning insert for precision machining of non-ferrous materials, composites, and abrasive alloys. Used in turning, facing, and boring operations. Manufacturer part number CNMG431EUP-AC5025S, also referenced as CNMG120404N-UP
Diamond indexable turning insert for precision turning of ferrous and non-ferrous materials. The diamond geometry contributes to surface finish and tool life in general machining applications
SUMITOMO
Diamond indexable turning insert for precision turning of ferrous and non-ferrous materials. The diamond geometry contributes to surface finish and tool life in general machining applications
Diamond indexable turning insert with geometry CNMG432ESE and CNMG120408N-SE. Used for precision turning of hard materials such as cast iron and hardened steels in finishing and semi-finishing operations
SUMITOMO
Diamond indexable turning insert with geometry CNMG432ESE and CNMG120408N-SE. Used for precision turning of hard materials such as cast iron and hardened steels in finishing and semi-finishing operations
Diamond indexable turning insert for precision machining of non-ferrous materials such as aluminum alloys, copper, and plastics. Suitable for turning, facing, and boring operations. Available in size designations CNMG434EMU and CNMG120416N-MU
SUMITOMO
Diamond indexable turning insert for precision machining of non-ferrous materials such as aluminum alloys, copper, and plastics. Suitable for turning, facing, and boring operations. Available in size designations CNMG434EMU and CNMG120416N-MU
Diamond indexable turning insert for turning operations. Available in CNMG432EFA and CNMG120408N-FA geometries. Suitable for precision machining of various materials in general manufacturing applications
SUMITOMO
Diamond indexable turning insert for turning operations. Available in CNMG432EFA and CNMG120408N-FA geometries. Suitable for precision machining of various materials in general manufacturing applications
Diamond indexable turning insert for precision machining of non-ferrous materials. Suitable for turning, boring, and profiling operations. Models include CCGT32.50MESI and CCGT09T301MN-SI
SUMITOMO
Diamond indexable turning insert for precision machining of non-ferrous materials. Suitable for turning, boring, and profiling operations. Models include CCGT32.50MESI and CCGT09T301MN-SI
Diamond indexable turning insert for precision machining of non-ferrous materials. Used in turning operations to achieve fine surface finishes and tight tolerances. Suitable for applications such as automotive and aerospace component manufacturing
SUMITOMO
Diamond indexable turning insert for precision machining of non-ferrous materials. Used in turning operations to achieve fine surface finishes and tight tolerances. Suitable for applications such as automotive and aerospace component manufacturing
Diamond indexable turning insert with designations DNMG433ESE and DNMG150412N-SE. Used for precision turning of non-ferrous materials such as aluminum alloys and composites. Suitable for high-speed machining operations requiring fine surface finish
SUMITOMO
Diamond indexable turning insert with designations DNMG433ESE and DNMG150412N-SE. Used for precision turning of non-ferrous materials such as aluminum alloys and composites. Suitable for high-speed machining operations requiring fine surface finish