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JOHNSON LEVEL 48 in I-Beam Level, Plumb & 45° Angle, Side Read Only - Standard I-Beam Levels
JOHNSON LEVELStandard I-Beam Levels

JOHNSON LEVEL 48 in I-Beam Level, Plumb & 45° Angle, Side Read Only

The JOHNSON LEVEL I-Beam Level (MPN 7748-O) is a standard I-beam level with a 48-inch overall length, featuring an acrylic vial and plastic construction. It provides level, plumb, and 45° angle readings with a side…

SKU 3G-OTH-305108

Also listed as: 7748O · 7748 O

Brand
JOHNSON LEVEL
Item
48 in I-Beam Level, Plumb & 45° Angle, Side Read Only
Part Number
7748-O
Category
Standard I-Beam Levels
Available to Order
Also known as:7748-OJOHNSON LEVEL
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Technical Specifications

JOHNSON LEVEL
Manufacturer Part Number
7748-O
Type
Plumb & 45° Angle, I-Beam, Side Read Only, 0
Overall Lg
48 in

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

Product Description

The JOHNSON LEVEL I-Beam Level (MPN 7748-O) is a standard I-beam level with a 48-inch overall length, featuring an acrylic vial and plastic construction. It provides level, plumb, and 45° angle readings with a side read only orientation.

Frequently Asked Questions

What is the JOHNSON LEVEL 7748-O I-Beam Level used for?

The JOHNSON LEVEL 7748-O I-Beam Level is used for checking level, plumb, and 45° angle in construction, framing, and industrial alignment tasks. Its 48-inch length suits long-span applications like shelving, conduit, or equipment setup. 3G Electric supplies this tool across 14 industrial departments.

What are the specifications of the JOHNSON LEVEL 7748-O?

The JOHNSON LEVEL 7748-O is a standard I-beam level with a 48-inch overall length, acrylic vial, and plastic construction. It provides level, plumb, and 45° angle readings with side read only orientation. The manufacturer part number is 7748-O.

Where to buy the JOHNSON LEVEL 7748-O worldwide?

3G Electric supplies the JOHNSON LEVEL 7748-O I-Beam Level worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source genuine equipment across 14 departments, including precision tools. Contact us for availability and lead time.

How to maintain a JOHNSON LEVEL I-Beam Level?

To maintain a JOHNSON LEVEL I-Beam Level, keep the acrylic vial clean and free of debris. Store the level in a protective case or dry area to prevent warping. Avoid dropping the tool, as impact can shift the vial calibration. Periodically check accuracy against a known flat surface.

Used in

Common applications for JOHNSON LEVEL
Concrete formwork and foundation layout — Johnson Level 32X automatic optical level (40-6962) for elevation control and alignment.
Steel erection and plumbing — Johnson Level 9-inch magnetic torpedo level (1411-0900) with rare earth magnets and V-grooves for pipe and conduit.
Site grading and excavation — Johnson Level 16 ft fiberglass telescoping leveling rod (40-6316) with 1 ft/1 in graduations for grade checking.
Carpentry and stair layout — Johnson Level CS5 rafter square with octagon and inch graduations for marking rafters and stairs.
Electrical conduit and mechanical installation — Johnson Level magnetic torpedo level for level, plumb, 45°, and 30° measurements.
General construction layout — Johnson Level JRT300-GNHV-K rotary laser kit with green beam and 4,000 ft range for horizontal and vertical alignment.
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JOHNSON LEVEL Products

3G Electric supplies JOHNSON LEVEL standard i-beam levels. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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