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

SUMITOMO Triangle (T) Indexable Turning Insert NCTCGA21.51-BNC200 - Triangle (T) Indexable Turning Inserts
SUMITOMOTriangle (T) Indexable Turning Inserts

SUMITOMO Triangle (T) Indexable Turning Insert NCTCGA21.51-BNC200

The SUMITOMO Triangle Turning Insert, available in models NC-TCGA21.51 and NC-TCGW110204, is a Triangle (T) Indexable Turning Insert. The manufacturer part number is NCTCGA21.51-BNC200.

SKU 3G-OTH-323691

Also listed as: NCTCGA2151BNC200 · NCTCGA21 51 BNC200 · NCTCGA21-51-BNC200

Brand
SUMITOMO
Item
Triangle
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
NCTCGA21.51-BNC200

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, available in models NC-TCGA21.51 and NC-TCGW110204, is a Triangle (T) Indexable Turning Insert. The manufacturer part number is NCTCGA21.51-BNC200.

Frequently Asked Questions

What is the SUMITOMO Triangle Turning Insert used for?

The SUMITOMO Triangle Turning Insert is used for precision turning operations in metalworking. Its triangular shape provides three cutting edges for efficient material removal. It is commonly applied in machining steel, stainless steel, and cast iron components across automotive, aerospace, and general manufacturing industries.

What are the specifications of the SUMITOMO Triangle Turning Insert?

The SUMITOMO Triangle Turning Insert is available in models NC-TCGA21.51 and NC-TCGW110204, with manufacturer part number NCTCGA21.51-BNC200. It is a Triangle (T) Indexable Turning Insert designed for reliable cutting performance. For detailed geometry and grade data, consult the manufacturer's technical documentation.

Where to buy SUMITOMO Triangle Turning Insert worldwide?

3G Electric supplies the SUMITOMO Triangle Turning Insert 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 insert. We source genuine SUMITOMO parts to support your machining operations.

How to select the correct SUMITOMO Triangle Turning Insert?

To select the correct SUMITOMO Triangle Turning Insert, match the insert model (NC-TCGA21.51 or NC-TCGW110204) to your tool holder's pocket geometry and your workpiece material. Consider required chipbreaker design and grade for your cutting speed and feed rate. Consult SUMITOMO's application guide or contact 3G Electric for assistance.

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
Triangle (T) indexable turning insert for turning operations on lathes. The triangular shape provides multiple cutting edges for efficient metal removal. Suitable for general machining applications
SUMITOMO
Triangle (T) indexable turning insert for turning operations on lathes. The triangular shape provides multiple cutting edges for efficient metal removal. Suitable for general machining applications
Triangle (T) indexable turning insert for turning operations on lathes. The triangular shape provides three cutting edges for general machining, finishing, and light roughing. Models NC-TCGA21.51 and NC-TCGW110204 are included
SUMITOMO
Triangle (T) indexable turning insert for turning operations on lathes. The triangular shape provides three cutting edges for general machining, finishing, and light roughing. Models NC-TCGA21.51 and NC-TCGW110204 are included
This triangle (T) indexable turning insert is designed for turning operations on lathes. Its triangular shape provides multiple cutting edges for general-purpose machining of metals
SUMITOMO
This triangle (T) indexable turning insert is designed for turning operations on lathes. Its triangular shape provides multiple cutting edges for general-purpose machining of metals
Triangle (T) indexable turning insert with three cutting edges for turning operations on lathes. Suitable for general machining of various materials in industrial manufacturing
SUMITOMO
Triangle (T) indexable turning insert with three cutting edges for turning operations on lathes. Suitable for general machining of various materials in industrial manufacturing
Triangle (T) indexable turning insert for turning operations on lathes. The triangular shape provides multiple cutting edges, reducing tool change downtime. Suitable for general metalworking and machining applications
SUMITOMO
Triangle (T) indexable turning insert for turning operations on lathes. The triangular shape provides multiple cutting edges, reducing tool change downtime. Suitable for general metalworking and machining applications
Triangle (T) indexable turning insert for turning operations on lathes. Available in NC-TCGA21.52 and NC-TCGW110208 geometries. The triangular design provides multiple cutting edges for general-purpose machining of metals
SUMITOMO
Triangle (T) indexable turning insert for turning operations on lathes. Available in NC-TCGA21.52 and NC-TCGW110208 geometries. The triangular design provides multiple cutting edges for general-purpose machining of metals

More from SUMITOMO

View all SUMITOMO parts
Triangle (T) indexable turning insert for general turning, facing, and profiling operations on metal workpieces. Suitable for a range of materials in machining applications
SUMITOMO
Triangle (T) indexable turning insert for general turning, facing, and profiling operations on metal workpieces. Suitable for a range of materials in machining applications
Triangle (T) indexable turning insert with three cutting edges for turning operations on lathes. Used in general machining, finishing, and light roughing applications
SUMITOMO
Triangle (T) indexable turning insert with three cutting edges for turning operations on lathes. Used in general machining, finishing, and light roughing applications
Triangle (T) indexable turning insert for general turning, facing, and profiling operations on metal workpieces. Suitable for medium-duty machining of steel and stainless steel, delivering consistent chip control and surface finish. Designations include TNMG331EEF and TNMG160404N-EF
SUMITOMO
Triangle (T) indexable turning insert for general turning, facing, and profiling operations on metal workpieces. Suitable for medium-duty machining of steel and stainless steel, delivering consistent chip control and surface finish. Designations include TNMG331EEF and TNMG160404N-EF
Triangle (T) indexable turning insert for turning operations on lathes. Suitable for metal removal in industrial machining applications. Available in models TPMT331ESU and TPMT160404NSU
SUMITOMO
Triangle (T) indexable turning insert for turning operations on lathes. Suitable for metal removal in industrial machining applications. Available in models TPMT331ESU and TPMT160404NSU
Triangle (T) indexable turning insert for metal-cutting operations. Precision-ground for consistent performance in external turning, facing, and profiling applications
SUMITOMO
Triangle (T) indexable turning insert for metal-cutting operations. Precision-ground for consistent performance in external turning, facing, and profiling applications
Triangle (T) indexable turning insert for general turning, facing, and profiling operations. Suitable for machining steel, stainless steel, and cast iron under medium to heavy cutting conditions
SUMITOMO
Triangle (T) indexable turning insert for general turning, facing, and profiling operations. Suitable for machining steel, stainless steel, and cast iron under medium to heavy cutting conditions
Triangle (T) shaped indexable turning insert for general turning operations on metal workpieces. Commonly used in lathe applications for precision material removal. Manufacturer part number TPMT21.50.5ESU-AC810P, also referenced as TPMT110202N-SU
SUMITOMO
Triangle (T) shaped indexable turning insert for general turning operations on metal workpieces. Commonly used in lathe applications for precision material removal. Manufacturer part number TPMT21.50.5ESU-AC810P, also referenced as TPMT110202N-SU
Triangle (T) indexable turning insert for general turning, facing, and profiling operations on metal workpieces. Designed for use in CNC and manual lathes. Available with designations TNMG433ESX and TNMG220412N-SX
SUMITOMO
Triangle (T) indexable turning insert for general turning, facing, and profiling operations on metal workpieces. Designed for use in CNC and manual lathes. Available with designations TNMG433ESX and TNMG220412N-SX