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INSIZE Magnetic Back: Magnetic Back - Drop Indicator Backs
INSIZEDrop Indicator Backs

INSIZE Magnetic Back: Magnetic Back

The INSIZE Magnetic Back (MPN 7331-M1) is a drop indicator back designed for use with the Insize 2309 Series digital indicators. It features a magnetic mounting surface with dimensions of 0.6875 in x 2.375 in. This…

SKU 3G-OTH-305130

Also listed as: 7331M1 · 7331 M1

Brand
INSIZE
Item
Magnetic Back: Magnetic Back
Category
Drop Indicator Backs
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Technical Specifications

INSIZE
Manufacturer Part Number
7331-M1

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

Product Description

The INSIZE Magnetic Back (MPN 7331-M1) is a drop indicator back designed for use with the Insize 2309 Series digital indicators. It features a magnetic mounting surface with dimensions of 0.6875 in x 2.375 in. This accessory enables secure attachment of compatible indicators to ferrous surfaces for measurement setups.

Frequently Asked Questions

What is the INSIZE Magnetic Back 7331-M1 used for?

The INSIZE Magnetic Back 7331-M1 is a drop indicator back that securely attaches compatible Insize 2309 Series digital indicators to ferrous surfaces. It enables precise measurement setups in machining, quality inspection, and industrial maintenance applications where hands-free indicator positioning is required.

What are the specifications of the INSIZE Magnetic Back 7331-M1?

The INSIZE Magnetic Back 7331-M1 has a magnetic mounting surface measuring 0.6875 in x 2.375 in. It is designed for use with Insize 2309 Series digital indicators. The manufacturer part number is 7331-M1, and it is a non‑electronic accessory for drop indicator backs.

Where to buy the INSIZE Magnetic Back 7331-M1 worldwide?

3G Electric supplies the INSIZE Magnetic Back 7331-M1 to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time on this Insize accessory.

How to install the INSIZE Magnetic Back on a digital indicator?

To install the INSIZE Magnetic Back 7331-M1, slide the dovetail of your Insize 2309 Series digital indicator into the back’s groove and tighten the locking screw. Clean the ferrous mounting surface, then engage the magnetic lever to secure the assembly. Always verify indicator alignment before measurement.

Used in

Common applications for INSIZE
Quality control inspection — INSIZE digital calipers (1118-150R) for dimensional checks on machined parts.
Machine tool setup — INSIZE dial test indicators (2380-301) for aligning workpieces and measuring runout.
Hardness testing verification — INSIZE hardness test blocks (HDT-B-HV30D) for calibrating Vickers testers.
Layout and marking — INSIZE precision steel squares (4745-1120) for checking 45° angles on fixtures.
Workpiece holding — INSIZE magnetic V-blocks (6889-2) for securing cylindrical parts during measurement.
Groove and recess measurement — INSIZE small point jaw calipers (1169-150) for measuring internal features.

INSIZE Products

3G Electric supplies INSIZE drop indicator backs. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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