Snap Ring Groove Ball Bearings 312-ZN

The 312-ZN is a shielded, single-row ball bearing with a 60mm bore and 130mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 20525 lbf and operates smoothly at speeds up to 6000 RPM.

Its snap ring groove design ensures secure mounting, while the shielded construction keeps dirt out for longer service life. The bearing performs reliably in temperatures from -30°C to 120°C.

This model is interchangeable with SKF bearings, making it a practical choice for replacements. Ideal for industrial machinery or automotive applications where radial loads and easy installation are key.

Weighing 1.85kg, it offers a sturdy build for demanding environments. Compliant with RoHS and REACH standards for safe use.

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Description

Features

Application

Q&A

Product Parameters

Part Number 312-ZN
Brand TFL
Interchangeable SKF
Bore Dia 60 mm
Bore Dia Tolerance -0.015mm to 0
Outer Dia 130 mm
Outer Dia Tolerance -0.018mm to 0
Width 31 mm
Width Tolerance -0.15mm to 0
Outside Diameter Of Snap Ring 130 mm
Width Of Snap Ring 3.1 mm
System of Measurement Metric
For Load Direction Radial
Construction Single Row
Bearing Type Ball
Seal Type Shielded
Locating Feature Bearing Outer Ring Snap Ring Groove
Tolerance Class ABEC 1 | ISO P0
Radial Clearance Trade No CN
Ring Material Chrome Steel
Ball Material Chrome Steel
Cage Material Chrome Steel
Dynamic Radial Load 20525 lbf
Static Radial Load 17535 lbf
Temperature Range -30°to 120 °C
ROHS Compliant
REACH Compliant
Max Speed 6000 rpm
Weight 1.85 kg
Price（$） 42.8

Snap Ring Groove Ball Bearings 312-ZN dimension drawing

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Features

Why Choose 312-ZN Bearing for Precision Tasks?

312-ZN Bearing features a snap ring groove design, ensuring secure mounting and easy installation.
Its chrome steel construction provides excellent durability and resistance to wear.

The shielded seal type protects against contaminants, maintaining smooth operation.
With a dynamic radial load capacity of 20525 lbf, it handles heavy loads reliably.

312-ZN Bearing operates efficiently at speeds up to 6,000 rpm.
Its temperature range of -30° to 120°C makes it suitable for various environments.

Application

Industrial Uses of 312-ZN Bearing
312-ZN Bearing is commonly used in industrial settings, particularly in machinery like pumps and gearboxes where radial load support is essential. Its shielded design helps keep contaminants out, ensuring longer service life in demanding environments.

Where Is 312-ZN Bearing Used?
You’ll often find 312-ZN Bearing in automotive applications, such as wheel hubs and transmissions, where its snap ring groove provides secure mounting. The chrome steel construction offers durability, even under high-speed conditions.

Built for Heavy-Duty Use: 312-ZN Bearing
312-ZN Bearing excels in construction equipment, handling heavy radial loads with ease. The ABEC 1 tolerance ensures reliable performance, making it a solid choice for rough operating conditions.

Automotive vs Industrial: Applications of 312-ZN Bearing
In automotive systems, 312-ZN Bearing supports smooth rotation in components like alternators. For industrial use, it’s ideal for conveyor systems, where its shielded design reduces maintenance needs.

Perfect Fit for Automation: 312-ZN Bearing
312-ZN Bearing works well in robotic arms and automated machinery, thanks to its precise radial load handling. The snap ring groove ensures easy installation, saving time during assembly.