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

SUMITOMO CCMT21.51ESU-AC830P Diamond Indexable Turning Insert - Diamond Indexable Turning Inserts
SUMITOMODiamond Indexable Turning Inserts

SUMITOMO CCMT21.51ESU-AC830P Diamond Indexable Turning Insert

The SUMITOMO Diamond Turning Insert, model CCMT21.51ESU (also referenced as CCMT060204NSU and MPN CCMT21.51ESU-AC830P), is a diamond indexable turning insert designed for precision machining. This product is…

SKU 3G-OTH-254484

Also listed as: CCMT2151ESUAC830P · CCMT21 51ESU AC830P · CCMT21-51ESU-AC830P

Brand
SUMITOMO
Item
CCMT21.51ESU-AC830P Diamond Indexable Turning Insert
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
CCMT21.51ESU-AC830P

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, model CCMT21.51ESU (also referenced as CCMT060204NSU and MPN CCMT21.51ESU-AC830P), is a diamond indexable turning insert designed for precision machining. This product is identified by the specifications CCMT21.51ESU and CCMT060204NSU.

Frequently Asked Questions

What is the SUMITOMO CCMT21.51ESU diamond turning insert used for?

The SUMITOMO CCMT21.51ESU (also CCMT060204NSU) is a diamond indexable turning insert for precision machining of non-ferrous materials, composites, and abrasive alloys. It is commonly applied in automotive, aerospace, and general engineering for finishing and semi-finishing operations where tight tolerances and surface finish are critical.

What are the specifications of the SUMITOMO CCMT21.51ESU insert?

The SUMITOMO CCMT21.51ESU is referenced as CCMT060204NSU with manufacturer part number CCMT21.51ESU-AC830P. It is a diamond indexable turning insert. Key identifiers include the ANSI designation CCMT21.51ESU and the ISO designation CCMT060204NSU. The insert is designed for precision turning applications.

Where to buy SUMITOMO diamond turning inserts worldwide?

3G Electric supplies SUMITOMO diamond turning inserts, including the CCMT21.51ESU-AC830P, to customers worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact our team for pricing and lead time. We source and deliver globally as an industrial equipment distributor.

How to select the correct SUMITOMO turning insert for your application?

To select the correct SUMITOMO turning insert, match the insert geometry (e.g., CCMT21.51ESU) to your material and operation. Consider the nose radius, chipbreaker design, and grade (AC830P) for finishing or roughing. Consult the SUMITOMO catalog for feed, speed, and depth-of-cut recommendations. 3G Electric can assist with 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 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: CCMT21.51ESU, CCMT060204NSU (MPN CCMT21.51ESU-AC6040M)
SUMITOMO
SUMITOMO Diamond Turning Insert: CCMT21.51ESU, CCMT060204NSU (MPN CCMT21.51ESU-AC6040M)
SUMITOMO Diamond Turning Insert: CCMT21.51ESU, CCMT060204NSU (MPN CCMT21.51ESU-AC6030M)
SUMITOMO
SUMITOMO Diamond Turning Insert: CCMT21.51ESU, CCMT060204NSU (MPN CCMT21.51ESU-AC6030M)
Diamond indexable turning insert for precision machining of non-ferrous materials. Suitable for turning and boring operations requiring tight tolerances and fine surface finishes. Also referenced as CCMT060204NSU
SUMITOMO
Diamond indexable turning insert for precision machining of non-ferrous materials. Suitable for turning and boring operations requiring tight tolerances and fine surface finishes. Also referenced as CCMT060204NSU
Diamond indexable turning insert for precision turning, facing, and boring of non-ferrous materials. Provides wear resistance and surface finish in general machining applications
SUMITOMO
Diamond indexable turning insert for precision turning, facing, and boring of non-ferrous materials. Provides wear resistance and surface finish in general machining applications
Diamond indexable turning insert for precision machining of non-ferrous materials, composites, and abrasive alloys. Used in finishing and semi-finishing operations requiring tight tolerances and surface finish. Also referenced as CCMT060204NSU
SUMITOMO
Diamond indexable turning insert for precision machining of non-ferrous materials, composites, and abrasive alloys. Used in finishing and semi-finishing operations requiring tight tolerances and surface finish. Also referenced as CCMT060204NSU
Diamond indexable turning insert for precision machining of non-ferrous materials, composites, and abrasive plastics. Commonly used in finishing and semi-finishing operations requiring tight tolerances and superior surface finish
SUMITOMO
Diamond indexable turning insert for precision machining of non-ferrous materials, composites, and abrasive plastics. Commonly used in finishing and semi-finishing operations requiring tight tolerances and superior surface finish

More from SUMITOMO

View all SUMITOMO parts
Diamond indexable turning insert for precision turning operations on ferrous and non-ferrous materials. Commonly used in CNC lathe applications where tight tolerances and surface finish are critical. Manufacturer part number VNMG333EGZ-AC420K
SUMITOMO
Diamond indexable turning insert for precision turning operations on ferrous and non-ferrous materials. Commonly used in CNC lathe applications where tight tolerances and surface finish are critical. Manufacturer part number VNMG333EGZ-AC420K
Diamond indexable turning insert for general turning operations. Suitable for machining a range of materials, providing chip control and surface finish. Consult manufacturer for detailed dimensions and grade data
SUMITOMO
Diamond indexable turning insert for general turning operations. Suitable for machining a range of materials, providing chip control and surface finish. Consult manufacturer for detailed dimensions and grade data
Diamond indexable turning insert with geometry DNMG332EEG (also referenced as DNMG110408N-EG). Suitable for turning operations on hard materials, providing wear resistance and surface finish. Manufacturer part number DNMG332EEG-AC6030M
SUMITOMO
Diamond indexable turning insert with geometry DNMG332EEG (also referenced as DNMG110408N-EG). Suitable for turning operations on hard materials, providing wear resistance and surface finish. Manufacturer part number DNMG332EEG-AC6030M
Diamond indexable turning insert for precision turning on lathes. Used in metalworking to achieve fine surface finishes and tight tolerances on materials such as steel, stainless steel, and cast iron
SUMITOMO
Diamond indexable turning insert for precision turning on lathes. Used in metalworking to achieve fine surface finishes and tight tolerances on materials such as steel, stainless steel, and cast iron
Diamond indexable turning insert with CNMG geometry, 80° rhombic shape, negative rake, and chipbreaker design. Used for precision turning, facing, and boring of non-ferrous materials, composites, and abrasive alloys. Available as CNMG433EEG or CNMG120412N-EG
SUMITOMO
Diamond indexable turning insert with CNMG geometry, 80° rhombic shape, negative rake, and chipbreaker design. Used for precision turning, facing, and boring of non-ferrous materials, composites, and abrasive alloys. Available as CNMG433EEG or CNMG120412N-EG
Diamond indexable turning insert with CNMG434EMU geometry, grade AC6030M. Used for precision turning operations on ferrous and non-ferrous materials in industrial machining
SUMITOMO
Diamond indexable turning insert with CNMG434EMU geometry, grade AC6030M. Used for precision turning operations on ferrous and non-ferrous materials in industrial machining
Diamond indexable turning insert for precision turning operations. Suitable for machining a range of materials in general manufacturing applications. Available in CNMG431ELU and CNMG120404NLU geometries
SUMITOMO
Diamond indexable turning insert for precision turning operations. Suitable for machining a range of materials in general manufacturing applications. Available in CNMG431ELU and CNMG120404NLU geometries
Diamond indexable turning insert for precision turning operations. Designed for machining hard materials, providing wear resistance and surface finish. Suitable for general turning applications in metalworking
SUMITOMO
Diamond indexable turning insert for precision turning operations. Designed for machining hard materials, providing wear resistance and surface finish. Suitable for general turning applications in metalworking