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

SUMITOMO SPMT321ENF-AC820P Square Indexable Turning Insert - Square (S) Indexable Turning Inserts
SUMITOMOSquare (S) Indexable Turning Inserts

SUMITOMO SPMT321ENF-AC820P Square Indexable Turning Insert

The SUMITOMO Square Turning Insert, model SPMT321ENF (MPN SPMT321ENF-AC820P) and SPMT090304N-SF, is a square (S) indexable turning insert. It is available in two part numbers: SPMT321ENF and SPMT090304N-SF.

SKU 3G-OTH-229257

Also listed as: SPMT321ENFAC820P · SPMT321ENF AC820P

Brand
SUMITOMO
Item
SPMT321ENF-AC820P Square Indexable Turning Insert
Category
Square (S) 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
SPMT321ENF-AC820P

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 Square Turning Insert, model SPMT321ENF (MPN SPMT321ENF-AC820P) and SPMT090304N-SF, is a square (S) indexable turning insert. It is available in two part numbers: SPMT321ENF and SPMT090304N-SF.

Frequently Asked Questions

What is the SUMITOMO Square Turning Insert used for?

The SUMITOMO Square Turning Insert is used for general turning, facing, and profiling operations on metal workpieces. Its square shape provides four cutting edges for cost-effective machining. It is suitable for a range of materials including steel and stainless steel in industrial manufacturing environments.

What are the specifications of the SUMITOMO Square Turning Insert?

The SUMITOMO Square Turning Insert is available in two part numbers: SPMT321ENF and SPMT090304N-SF. The MPN is SPMT321ENF-AC820P. It is a square (S) indexable turning insert designed for precision metal cutting. For detailed dimensions and grade, consult the manufacturer's datasheet.

Where to buy SUMITOMO Square Turning Insert worldwide?

You can source the SUMITOMO Square Turning Insert through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time. We supply genuine SUMITOMO inserts for your machining needs.

How to select the correct SUMITOMO Square Turning Insert?

To select the correct SUMITOMO Square Turning Insert, match the part number (SPMT321ENF or SPMT090304N-SF) to your tool holder's pocket size and your workpiece material. The SPMT321ENF-AC820P grade is designed for steel. Consult your machine's specifications and the SUMITOMO catalog for chipbreaker and geometry 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 square (s) 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 Square Turning Insert: SPMT321ENF, SPMT090304N-SF (MPN SPMT321ENF-AC830P)
SUMITOMO
SUMITOMO Square Turning Insert: SPMT321ENF, SPMT090304N-SF (MPN SPMT321ENF-AC830P)
Square (S) indexable turning insert with four cutting edges for cost-effective machining. Suitable for general turning, facing, and profiling operations on metal workpieces in medium to finishing cuts
SUMITOMO
Square (S) indexable turning insert with four cutting edges for cost-effective machining. Suitable for general turning, facing, and profiling operations on metal workpieces in medium to finishing cuts
Square (S) indexable turning insert with four cutting edges for cost-effective machining. Used for general turning, facing, and profiling operations on metal workpieces. Suitable for medium to finishing cuts on steel, stainless steel, and cast iron
SUMITOMO
Square (S) indexable turning insert with four cutting edges for cost-effective machining. Used for general turning, facing, and profiling operations on metal workpieces. Suitable for medium to finishing cuts on steel, stainless steel, and cast iron
Square (S) indexable turning insert for general turning, facing, and profiling operations on metal workpieces. The square shape provides four cutting edges for cost-effective machining. Suitable for applications requiring reliable surface finish and dimensional accuracy
SUMITOMO
Square (S) indexable turning insert for general turning, facing, and profiling operations on metal workpieces. The square shape provides four cutting edges for cost-effective machining. Suitable for applications requiring reliable surface finish and dimensional accuracy
Square (S) indexable turning insert for metal-cutting operations on lathes. Used for turning, facing, and profiling of materials such as steel and stainless steel in industrial manufacturing
SUMITOMO
Square (S) indexable turning insert for metal-cutting operations on lathes. Used for turning, facing, and profiling of materials such as steel and stainless steel in industrial manufacturing
Square (S) indexable turning insert for general turning, facing, and profiling operations on metal workpieces. Precision-ground geometry provides consistent cutting action. Suitable for a range of machining applications
SUMITOMO
Square (S) indexable turning insert for general turning, facing, and profiling operations on metal workpieces. Precision-ground geometry provides consistent cutting action. Suitable for a range of machining applications

More from SUMITOMO

View all SUMITOMO parts
Square (S) indexable turning insert for general turning, facing, and profiling operations. Commonly used on steel and cast iron workpieces in CNC lathes and manual machining centers. Alternate specification: SNMG120404N-EG
SUMITOMO
Square (S) indexable turning insert for general turning, facing, and profiling operations. Commonly used on steel and cast iron workpieces in CNC lathes and manual machining centers. Alternate specification: SNMG120404N-EG
Square (S) indexable turning insert for general turning, facing, and profiling operations on lathes. Available in two chipbreaker geometries: SPMT322ENF and SPMT090308N-SF. Manufacturer part number SPMT322ENF-AC820P
SUMITOMO
Square (S) indexable turning insert for general turning, facing, and profiling operations on lathes. Available in two chipbreaker geometries: SPMT322ENF and SPMT090308N-SF. Manufacturer part number SPMT322ENF-AC820P
Square indexable turning insert with four cutting edges for general turning operations on metal workpieces. Suitable for roughing and finishing applications. Manufacturer part number: SPMT322ENS-AC6030M
SUMITOMO
Square indexable turning insert with four cutting edges for general turning operations on metal workpieces. Suitable for roughing and finishing applications. Manufacturer part number: SPMT322ENS-AC6030M
Square indexable turning insert with four cutting edges for general turning, facing, and profiling operations on metal workpieces. Designation SPMN321 / SPMN090304
SUMITOMO
Square indexable turning insert with four cutting edges for general turning, facing, and profiling operations on metal workpieces. Designation SPMN321 / SPMN090304
Square (S) indexable turning insert with 12.7 mm inscribed circle and 4.76 mm thickness. Features NGE chipbreaker geometry and AC810P grade for steel and stainless steel machining. Used for general turning, facing, and profiling on CNC or manual lathes
SUMITOMO
Square (S) indexable turning insert with 12.7 mm inscribed circle and 4.76 mm thickness. Features NGE chipbreaker geometry and AC810P grade for steel and stainless steel machining. Used for general turning, facing, and profiling on CNC or manual lathes
Square (S) indexable turning insert for general-purpose turning, facing, and profiling operations. Commonly used on steel, stainless steel, and cast iron workpieces in CNC and manual lathes
SUMITOMO
Square (S) indexable turning insert for general-purpose turning, facing, and profiling operations. Commonly used on steel, stainless steel, and cast iron workpieces in CNC and manual lathes
Square (S) indexable turning insert for general turning, facing, and profiling operations on metal workpieces. Suitable for use in CNC and manual lathes. Manufacturer part number NFSNEW09T3ADTR-DA1000
SUMITOMO
Square (S) indexable turning insert for general turning, facing, and profiling operations on metal workpieces. Suitable for use in CNC and manual lathes. Manufacturer part number NFSNEW09T3ADTR-DA1000
Square indexable turning insert for general turning, facing, and profiling operations on metal workpieces. Suited for medium to heavy cutting applications requiring edge strength and wear resistance
SUMITOMO
Square indexable turning insert for general turning, facing, and profiling operations on metal workpieces. Suited for medium to heavy cutting applications requiring edge strength and wear resistance