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: TNMN332 - Triangle (T) Indexable Turning Inserts
SUMITOMOTriangle (T) Indexable Turning Inserts

SUMITOMO Triangle Turning Insert: TNMN332

The SUMITOMO Triangle Turning Insert, model TNMN332 (also referenced as TNMN160408, MPN TNMN332-AC420K), is a triangle (T) indexable turning insert. It is supplied with the specifications TNMN332 and TNMN160408.

SKU 3G-OTH-322706

Also listed as: TNMN332AC420K · TNMN332 AC420K

Brand
SUMITOMO
Item
Triangle Turning Insert: TNMN332
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
TNMN332-AC420K

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 TNMN332 (also referenced as TNMN160408, MPN TNMN332-AC420K), is a triangle (T) indexable turning insert. It is supplied with the specifications TNMN332 and TNMN160408.

Frequently Asked Questions

What is the SUMITOMO TNMN332 triangle turning insert used for?

The SUMITOMO TNMN332 triangle turning insert is used for general turning, facing, and profiling operations on metal workpieces. Its triangular shape provides three cutting edges for cost-effective machining. It is commonly applied in automotive, aerospace, and general engineering industries for medium to light cutting tasks.

What are the specifications of the SUMITOMO TNMN332 turning insert?

The SUMITOMO TNMN332 turning insert is a triangle (T) indexable insert with specifications TNMN332 and TNMN160408. The manufacturer part number is TNMN332-AC420K. It is designed for turning operations and is supplied by 3G Electric as a global industrial equipment distributor.

Where to buy SUMITOMO TNMN332 turning inserts worldwide?

You can source SUMITOMO TNMN332 turning inserts worldwide through 3G Electric. As a global industrial equipment distributor established in 1990, 3G Electric handles full logistics, customs clearance, and delivery to your location. Contact 3G Electric for availability and lead time on this SUMITOMO insert.

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

To select the correct SUMITOMO triangle turning insert, match the insert size (TNMN332 or TNMN160408) to your tool holder's pocket and clamping system. Verify the insert's grade (AC420K) suits your workpiece material and cutting conditions. Consult your machine manual or a 3G Electric technical specialist for application guidance.

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: TNMN334, TNMN160416 (MPN TNMN334-AC420K)
SUMITOMO
SUMITOMO Triangle Turning Insert: TNMN334, TNMN160416 (MPN TNMN334-AC420K)
SUMITOMO Triangle Turning Insert: TNMN333, TNMN160412 (MPN TNMN333-AC420K)
SUMITOMO
SUMITOMO Triangle Turning Insert: TNMN333, TNMN160412 (MPN TNMN333-AC420K)
SUMITOMO Triangle Turning Insert: TNMM332ENP, TNMM160408N-MP (MPN TNMM332ENP-AC830P)
SUMITOMO
SUMITOMO Triangle Turning Insert: TNMM332ENP, TNMM160408N-MP (MPN TNMM332ENP-AC830P)
SUMITOMO Triangle Turning Insert: TNMA332, TNMA160408 (MPN TNMA332-AC415K)
SUMITOMO
SUMITOMO Triangle Turning Insert: TNMA332, TNMA160408 (MPN TNMA332-AC415K)
SUMITOMO Triangle Turning Insert: TNMA332, TNMA160408 (MPN TNMA332-AC420K)
SUMITOMO
SUMITOMO Triangle Turning Insert: TNMA332, TNMA160408 (MPN TNMA332-AC420K)
SUMITOMO Triangle Turning Insert: TNMA331, TNMA160404 (MPN TNMA331-AC415K)
SUMITOMO
SUMITOMO Triangle Turning Insert: TNMA331, TNMA160404 (MPN TNMA331-AC415K)

More from SUMITOMO

View all SUMITOMO parts
Triangle (T) indexable turning insert for turning operations on lathes. The triangular shape provides three cutting edges for efficient material removal. Suitable for finishing, semi-finishing, and light roughing of various workpiece materials
SUMITOMO
Triangle (T) indexable turning insert for turning operations on lathes. The triangular shape provides three cutting edges for efficient material removal. Suitable for finishing, semi-finishing, and light roughing of various workpiece materials
Triangle (T) indexable turning insert for turning operations on lathes. Suitable for metal removal in general machining applications
SUMITOMO
Triangle (T) indexable turning insert for turning operations on lathes. Suitable for metal removal in general machining applications
Triangle (T) indexable turning insert with three cutting edges for finishing and semi-finishing operations. Suitable for turning steel, stainless steel, and cast iron on lathes. Grade AC700G provides stable cutting performance
SUMITOMO
Triangle (T) indexable turning insert with three cutting edges for finishing and semi-finishing operations. Suitable for turning steel, stainless steel, and cast iron on lathes. Grade AC700G provides stable cutting performance
Triangle (T) indexable turning insert for general turning, facing, and profiling operations on lathes. Available in size designations TNMA332 and TNMA160408
SUMITOMO
Triangle (T) indexable turning insert for general turning, facing, and profiling operations on lathes. Available in size designations TNMA332 and TNMA160408
Triangle (T) indexable turning insert with three cutting edges for cost-effective machining. Used for general turning, facing, and profiling operations on metal workpieces in finishing and semi-finishing applications
SUMITOMO
Triangle (T) indexable turning insert with three cutting edges for cost-effective machining. Used for general turning, facing, and profiling operations on metal workpieces in finishing and semi-finishing applications
Triangle (T) indexable turning insert with three cutting edges for turning operations on lathes. Suitable for general machining of metals in industrial manufacturing. Available in models TPGA221 and TPGW110304
SUMITOMO
Triangle (T) indexable turning insert with three cutting edges for turning operations on lathes. Suitable for general machining of metals in industrial manufacturing. Available in models TPGA221 and TPGW110304
Triangle (T) indexable turning insert for metal removal on lathes. Used for general turning, facing, and profiling of steel, stainless steel, and cast iron. Part number TNMG433EGU-AC810P
SUMITOMO
Triangle (T) indexable turning insert for metal removal on lathes. Used for general turning, facing, and profiling of steel, stainless steel, and cast iron. Part number TNMG433EGU-AC810P
Triangle (T) indexable turning insert for general turning, facing, and profiling operations on metal workpieces. Designated as TNMG332ESU and TNMG160408NSU
SUMITOMO
Triangle (T) indexable turning insert for general turning, facing, and profiling operations on metal workpieces. Designated as TNMG332ESU and TNMG160408NSU