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WALTER Octagon (O) Indexable Milling Insert ONMU050408-D57 - Octagon (O) Indexable Milling Inserts
WALTEROctagon (O) Indexable Milling Inserts

WALTER Octagon (O) Indexable Milling Insert ONMU050408-D57

WALTER Octagon (O) Indexable Milling Inserts.

SKU 3G-OTH-222785

Brand
WALTER
Item
Octagon
Part Number
7304976
Category
Octagon (O) Indexable Milling Inserts
Available to Order
Also known as:7304976WALTER
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Technical Specifications

WALTER
Manufacturer Part Number
7304976

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WALTER Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

WALTER Octagon (O) Indexable Milling Inserts.

Frequently Asked Questions

What is a WALTER Octagon Milling Insert ONMU050408-D57 used for?

This WALTER ONMU050408-D57 octagon milling insert is designed for heavy-duty face and shoulder milling in steel, stainless steel, and cast iron. Its eight cutting edges provide high productivity and cost efficiency in roughing and semi-finishing operations across general machining and automotive industries.

What are the specifications of the WALTER ONMU050408-D57 insert?

The WALTER ONMU050408-D57 octagon milling insert has manufacturer part number 7304976. It features an octagon shape with a 5 mm inscribed circle, 4 mm thickness, and 8 mm hole diameter. The D57 grade is optimized for steel and cast iron milling with high wear resistance.

Where to buy WALTER ONMU050408-D57 inserts worldwide?

3G Electric supplies the WALTER ONMU050408-D57 octagon milling insert (MPN 7304976) to customers 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.

How to select the correct WALTER milling insert for your application?

Select the WALTER ONMU050408-D57 for roughing and semi-finishing in steel and cast iron. Match the insert shape, size, and grade to your material and operation. For lighter finishing or non-ferrous materials, consider a different geometry or grade. Consult WALTER’s technical guides for optimal cutting parameters.

Used in

Common applications for WALTER
Automotive engine component machining — WALTER indexable face mills (e.g., F2010.B.250.Z12.13.R722M) for face milling cylinder heads and blocks.
Aerospace structural parts manufacturing — WALTER screw-machine length drill bits (e.g., A1148-4.5) for drilling holes in aluminum and titanium components.
General machining job shops — WALTER indexable face mills (e.g., F4042R.B16.040.Z05.10) for face milling steel and stainless steel workpieces.
Heavy equipment repair — WALTER indexable face mills (e.g., 127 mm diameter with 11 inserts) for resurfacing large cast iron and steel parts.
Energy sector valve and pump manufacturing — WALTER indexable face mills (e.g., 100 mm diameter with R720M geometry) for machining sealing surfaces.
CNC lathe operations — WALTER screw-machine length drill bits (e.g., A1148-4.5) for drilling in automated turning centers with bar feeders.
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WALTER Products

3G Electric supplies WALTER octagon (o) indexable milling inserts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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