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

SUMITOMO Triangle Turning Insert: TNMG331EEX - Triangle (T) Indexable Turning Inserts
SUMITOMOTriangle (T) Indexable Turning Inserts

SUMITOMO Triangle Turning Insert: TNMG331EEX

The SUMITOMO Triangle Turning Insert, model TNMG331EEX (also referenced as TNMG160404N-EX, MPN TNMG331EEX-AC5025S), is a triangle (T) indexable turning insert. It is available in two designations: TNMG331EEX and…

SKU 3G-OTH-323024

Also listed as: TNMG331EEXAC5025S · TNMG331EEX AC5025S

Brand
SUMITOMO
Item
Triangle Turning Insert: TNMG331EEX
Category
Triangle (T) 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
TNMG331EEX-AC5025S

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 Triangle Turning Insert, model TNMG331EEX (also referenced as TNMG160404N-EX, MPN TNMG331EEX-AC5025S), is a triangle (T) indexable turning insert. It is available in two designations: TNMG331EEX and TNMG160404N-EX.

Frequently Asked Questions

What is the SUMITOMO TNMG331EEX turning insert used for?

The SUMITOMO TNMG331EEX triangle indexable turning insert is used for general turning, facing, and profiling operations on metal workpieces. It suits medium to finishing cuts in steel, stainless steel, and cast iron, delivering reliable edge life and surface finish in industrial machining.

What are the specifications of the SUMITOMO TNMG331EEX insert?

The SUMITOMO TNMG331EEX is a triangle (T) indexable turning insert with designations TNMG331EEX and TNMG160404N-EX. The manufacturer part number is TNMG331EEX-AC5025S. It is designed for medium-duty turning and features a chipbreaker geometry for effective chip control.

Where to buy SUMITOMO TNMG331EEX turning inserts worldwide?

3G Electric supplies and delivers SUMITOMO TNMG331EEX turning inserts 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 triangle indexable insert.

How to select the correct SUMITOMO triangle turning insert?

To select the correct SUMITOMO triangle turning insert, match the insert designation (TNMG331EEX or TNMG160404N-EX) to your tool holder pocket size and your workpiece material. Consider the AC5025S grade for steel and cast iron. Consult your tooling engineer for feed, speed, and depth-of-cut recommendations.

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 triangle (t) 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 Triangle Turning Insert: TNMG331EEX, TNMG160404N-EX (MPN TNMG331EEX-AC5015S)
SUMITOMO
SUMITOMO Triangle Turning Insert: TNMG331EEX, TNMG160404N-EX (MPN TNMG331EEX-AC5015S)
SUMITOMO Triangle Turning Insert: TNMG332EEX, TNMG160408N-EX (MPN TNMG332EEX-AC5025S)
SUMITOMO
SUMITOMO Triangle Turning Insert: TNMG332EEX, TNMG160408N-EX (MPN TNMG332EEX-AC5025S)
SUMITOMO Triangle Turning Insert: TNMG332EEX, TNMG160408N-EX (MPN TNMG332EEX-AC5015S)
SUMITOMO
SUMITOMO Triangle Turning Insert: TNMG332EEX, TNMG160408N-EX (MPN TNMG332EEX-AC5015S)
SUMITOMO Triangle Turning Insert: TNMG333EEX, TNMG160412N-EX (MPN TNMG333EEX-AC5025S)
SUMITOMO
SUMITOMO Triangle Turning Insert: TNMG333EEX, TNMG160412N-EX (MPN TNMG333EEX-AC5025S)
SUMITOMO Triangle Turning Insert: TNMG333EEX, TNMG160412N-EX (MPN TNMG333EEX-AC5015S)
SUMITOMO
SUMITOMO Triangle Turning Insert: TNMG333EEX, TNMG160412N-EX (MPN TNMG333EEX-AC5015S)
SUMITOMO Triangle Turning Insert: TNMG331EEG, TNMG160404N-EG (MPN TNMG331EEG-AC5025S)
SUMITOMO
SUMITOMO Triangle Turning Insert: TNMG331EEG, TNMG160404N-EG (MPN TNMG331EEG-AC5025S)

More from SUMITOMO

View all SUMITOMO parts
Triangle (T) indexable turning insert for general turning, facing, and profiling operations. Designed for use in metalworking applications requiring chip control and edge strength
SUMITOMO
Triangle (T) indexable turning insert for general turning, facing, and profiling operations. Designed for use in metalworking applications requiring chip control and edge strength
Triangle (T) indexable turning insert for turning operations on lathes. The triangular shape enables indexing to a fresh cutting edge without repositioning the tool, suitable for general metal machining
SUMITOMO
Triangle (T) indexable turning insert for turning operations on lathes. The triangular shape enables indexing to a fresh cutting edge without repositioning the tool, suitable for general metal machining
Triangle (T) indexable turning insert for general turning, facing, and profiling operations on metal workpieces. The triangular shape provides three cutting edges for cost-effective machining
SUMITOMO
Triangle (T) indexable turning insert for general turning, facing, and profiling operations on metal workpieces. The triangular shape provides three cutting edges for cost-effective machining
Triangle (T) indexable turning insert for turning operations on lathes. Used for external turning, facing, and profiling of metals in general machining applications
SUMITOMO
Triangle (T) indexable turning insert for turning operations on lathes. Used for external turning, facing, and profiling of metals in general machining applications
Triangle (T) indexable turning insert for turning, facing, and profiling operations on metal workpieces. The triangular shape provides three cutting edges for cost-effective machining. Suitable for general engineering applications
SUMITOMO
Triangle (T) indexable turning insert for turning, facing, and profiling operations on metal workpieces. The triangular shape provides three cutting edges for cost-effective machining. Suitable for general engineering applications
Triangle (T) indexable turning insert for general turning, facing, and profiling operations on metal workpieces. Commonly used in CNC lathes for medium machining of steel, stainless steel, and cast iron. Available in size designations TNGG332ESU and TNGG160408N-SU
SUMITOMO
Triangle (T) indexable turning insert for general turning, facing, and profiling operations on metal workpieces. Commonly used in CNC lathes for medium machining of steel, stainless steel, and cast iron. Available in size designations TNGG332ESU and TNGG160408N-SU
Triangle (T) indexable turning insert for precision turning, facing, and profiling on CNC lathes. Commonly used for finishing operations on steel, stainless steel, and cast iron. Manufacturer part number TPMT21.52ESU-AC5015S
SUMITOMO
Triangle (T) indexable turning insert for precision turning, facing, and profiling on CNC lathes. Commonly used for finishing operations on steel, stainless steel, and cast iron. Manufacturer part number TPMT21.52ESU-AC5015S
Triangle (T) indexable turning insert for precision turning, facing, and profiling operations on metal workpieces. Features precision-ground geometry for stable chip control. Compatible with standard tool holders
SUMITOMO
Triangle (T) indexable turning insert for precision turning, facing, and profiling operations on metal workpieces. Features precision-ground geometry for stable chip control. Compatible with standard tool holders