We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

SUMITOMO Triangle Turning Insert: TNMG331ESU - Triangle (T) Indexable Turning Inserts
SUMITOMOTriangle (T) Indexable Turning Inserts

SUMITOMO Triangle Turning Insert: TNMG331ESU

The SUMITOMO Triangle Turning Insert, product type TNMG331ESU and TNMG160404N-SU, is a triangle (T) indexable turning insert. The manufacturer part number is TNMG331ESU-AC5025S. This insert is designed for turning…

SKU 3G-OTH-323947

Also listed as: TNMG331ESUAC5025S · TNMG331ESU AC5025S

Brand
SUMITOMO
Item
Triangle Turning Insert: TNMG331ESU
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

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

SUMITOMO
Manufacturer Part Number
TNMG331ESU-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, product type TNMG331ESU and TNMG160404N-SU, is a triangle (T) indexable turning insert. The manufacturer part number is TNMG331ESU-AC5025S. This insert is designed for turning operations.

Frequently Asked Questions

What is the SUMITOMO TNMG331ESU turning insert used for?

The SUMITOMO TNMG331ESU triangle indexable turning insert is used for general turning operations on metal workpieces. It is designed for external and internal turning, facing, and profiling in industrial machining applications across sectors like automotive, aerospace, and general engineering.

What are the specifications of the SUMITOMO TNMG160404N-SU insert?

The SUMITOMO TNMG160404N-SU is a triangle (T) indexable turning insert with manufacturer part number TNMG331ESU-AC5025S. It corresponds to the TNMG331ESU geometry and is designed for turning operations. The insert features a chipbreaker for effective chip control during machining.

Where to buy SUMITOMO TNMG331ESU turning inserts worldwide?

3G Electric supplies SUMITOMO TNMG331ESU 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 for turning operations.

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

To select the correct SUMITOMO turning insert, match the insert shape (triangle T), size (TNMG331ESU or TNMG160404N-SU), and grade (AC5025S) to your workpiece material and operation. Consult the manufacturer's application guide for feed, speed, and depth-of-cut recommendations. 3G Electric can help source the right insert.

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: TNMG331ESU, TNMG160404N-SU (MPN TNMG331ESU-AC5015S)
SUMITOMO
SUMITOMO Triangle Turning Insert: TNMG331ESU, TNMG160404N-SU (MPN TNMG331ESU-AC5015S)
SUMITOMO Triangle Turning Insert: TNMG332ESU, TNMG160408N-SU (MPN TNMG332ESU-AC5025S)
SUMITOMO
SUMITOMO Triangle Turning Insert: TNMG332ESU, TNMG160408N-SU (MPN TNMG332ESU-AC5025S)
SUMITOMO Triangle Turning Insert: TNMG333ESU, TNMG160412N-SU (MPN TNMG333ESU-AC5015S)
SUMITOMO
SUMITOMO Triangle Turning Insert: TNMG333ESU, TNMG160412N-SU (MPN TNMG333ESU-AC5015S)
SUMITOMO Triangle Turning Insert: TNMG332ESU, TNMG160408N-SU (MPN TNMG332ESU-AC5015S)
SUMITOMO
SUMITOMO Triangle Turning Insert: TNMG332ESU, TNMG160408N-SU (MPN TNMG332ESU-AC5015S)
SUMITOMO Triangle Turning Insert: TNMG330.5ESU, TNMG160402N-SU (MPN TNMG330.5ESU-AC5025S)
SUMITOMO
SUMITOMO Triangle Turning Insert: TNMG330.5ESU, TNMG160402N-SU (MPN TNMG330.5ESU-AC5025S)
SUMITOMO Triangle Turning Insert: TNMG330.5ESU, TNMG160402N-SU (MPN TNMG330.5ESU-AC5015S)
SUMITOMO
SUMITOMO Triangle Turning Insert: TNMG330.5ESU, TNMG160402N-SU (MPN TNMG330.5ESU-AC5015S)

More from SUMITOMO

View all SUMITOMO parts
Triangle (T) indexable turning insert for lathe operations, providing three cutting edges. Suitable for general turning applications requiring consistent surface finish and dimensional accuracy
SUMITOMO
Triangle (T) indexable turning insert for lathe operations, providing three cutting edges. Suitable for general turning applications requiring consistent surface finish and dimensional accuracy
Triangle (T) indexable turning insert for general turning, facing, and profiling operations. Suitable for machining steel, stainless steel, and cast iron in medium to finish applications. Available in two geometry variants: TPMR221EFK and TPMR110304N-FK
SUMITOMO
Triangle (T) indexable turning insert for general turning, facing, and profiling operations. Suitable for machining steel, stainless steel, and cast iron in medium to finish applications. Available in two geometry variants: TPMR221EFK and TPMR110304N-FK
Triangle (T) indexable turning insert for general turning, facing, and profiling operations. Suitable for medium to high-speed machining of steel and stainless steel. Features a PVD-coated carbide grade for wear resistance
SUMITOMO
Triangle (T) indexable turning insert for general turning, facing, and profiling operations. Suitable for medium to high-speed machining of steel and stainless steel. Features a PVD-coated carbide grade for wear resistance
SUMITOMO Triangle Turning Insert: TNMG432ESX, TNMG220408N-SX (MPN TNMG432ESX-AC8025P)
SUMITOMO
SUMITOMO Triangle Turning Insert: TNMG432ESX, TNMG220408N-SX (MPN TNMG432ESX-AC8025P)
SUMITOMO Triangle Turning Insert: TNMG432EUX, TNMG220408N-UX (MPN TNMG432EUX-AC8025P)
SUMITOMO
SUMITOMO Triangle Turning Insert: TNMG432EUX, TNMG220408N-UX (MPN TNMG432EUX-AC8025P)
SUMITOMO Triangle Turning Insert: TPMT331ESU, TPMT160404NSU (MPN TPMT331ESU-AC6030M)
SUMITOMO
SUMITOMO Triangle Turning Insert: TPMT331ESU, TPMT160404NSU (MPN TPMT331ESU-AC6030M)
SUMITOMO Triangle Turning Insert: TPMT331ENF, TPMT160404N-SF (MPN TPMT331ENF-AC5015S)
SUMITOMO
SUMITOMO Triangle Turning Insert: TPMT331ENF, TPMT160404N-SF (MPN TPMT331ENF-AC5015S)
SUMITOMO Triangle Turning Insert: TNMG331EEF, TNMG160404N-EF (MPN TNMG331EEF-AC5015S)
SUMITOMO
SUMITOMO Triangle Turning Insert: TNMG331EEF, TNMG160404N-EF (MPN TNMG331EEF-AC5015S)