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WALTER Square Indexable Turning Insert SNMG643-RM5 / SNMG190612-RM5 - Square (S) Indexable Turning Inserts
WALTERSquare (S) Indexable Turning Inserts

WALTER Square Indexable Turning Insert SNMG643-RM5 / SNMG190612-RM5

The WALTER Square Turning Insert, model SNMG643-RM5 / SNMG190612-RM5 (MPN 7251143), is a square (S) indexable turning insert. It is available in two designations: SNMG643-RM5 and SNMG190612-RM5.

SKU 3G-OTH-229126

Brand
WALTER
Item
Square Indexable Turning Insert SNMG643-RM5 / SNMG190612-RM5
Part Number
7251143
Category
Square (S) Indexable Turning Inserts
Available to Order
Also known as:7251143WALTER
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Technical Specifications

WALTER
Manufacturer Part Number
7251143

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

Product Description

The WALTER Square Turning Insert, model SNMG643-RM5 / SNMG190612-RM5 (MPN 7251143), is a square (S) indexable turning insert. It is available in two designations: SNMG643-RM5 and SNMG190612-RM5.

Frequently Asked Questions

What is the WALTER SNMG643-RM5 / SNMG190612-RM5 turning insert used for?

The WALTER SNMG643-RM5 / SNMG190612-RM5 is a square indexable turning insert used for general turning, facing, and profiling operations on steel, stainless steel, and cast iron workpieces. It is common in automotive, oil and gas, and general machining industries where reliable chip control and surface finish are required.

What are the specifications of the WALTER SNMG643-RM5 / SNMG190612-RM5 insert?

This WALTER square turning insert is available in two designations: SNMG643-RM5 and SNMG190612-RM5, with manufacturer part number 7251143. It is an indexable insert with a square (S) shape, designed for medium to heavy roughing cuts. The insert features a chipbreaker geometry for effective chip evacuation.

Where to buy WALTER SNMG643-RM5 / SNMG190612-RM5 worldwide?

You can source the WALTER SNMG643-RM5 / SNMG190612-RM5 turning insert worldwide through 3G Electric. As a global industrial equipment distributor since 1990, 3G Electric handles full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time.

How to select the correct WALTER SNMG643-RM5 vs SNMG190612-RM5 insert?

Both designations refer to the same WALTER insert geometry but use different naming conventions. SNMG643-RM5 follows the older inch-based system, while SNMG190612-RM5 uses the metric ISO standard. Select based on your tool holder's pocket size and your preferred designation system. Both provide identical cutting performance.

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 square (s) indexable turning inserts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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