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NSK self-aligning ball bearing · NSK 2314
NSK 2314 self-aligning ball bearing

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NSK 2314 self-aligning ball bearing

Manufacturer part number2314Size: 70 x 150 x 51 mm (d x D x B)More 70 x 150 x 51 mm bearings →NSK 23 series size chart →
Brand
NSK
Category
Bearings
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Decoding NSK 2314

23Series
Self-aligning ball bearings, 23 series. Series differ in outside diameter and width even when the bore is the same.
14Bore
Bore 70 mm (14 × 5).

2314 is the standard ISO basic designation, which sets the bearing type, series and bore.

Description

NSK 2314 measures 70 mm across the bore and 150 mm across the outside diameter; its width is 51 mm (70 x 150 x 51 mm).

NSK 2314 belongs to self-aligning ball bearing, part of our Bearings range. Tell us how many you need by WhatsApp or email and we'll get back to you promptly with a quote for 2314 and any equivalents.

NSK self-aligning ball bearings are designed with two rows of balls and a spherical outer raceway, allowing them to compensate for misalignment between shaft and housing. They are a practical choice when shaft deflection or mounting inaccuracies make perfect alignment difficult. MR Industrial Accessories supplies this line as part of its bearings and power transmission range for customers in the United States and Latin America.

The part number tells you the basic design. Series 108, 126, 127, 129 and 135 are compact, single-row types. Series 1200, 1201 and 1202 are two-row with a cylindrical bore. Suffixes after the basic number indicate sealing, internal clearance or special tolerance variants. To identify the exact reference, check the complete number and any suffixes marked on the bearing or provided in your inquiry.

These bearings suit equipment where the shaft can deflect or shift out of alignment, such as conveyors, fans, centrifugal pumps, textile machinery, agricultural equipment and packaging lines. In food, chemical and process plants, mounting conditions often call for tolerance to small alignment errors. The self-aligning action helps reduce wear and supports the service life of the assembly.

Selection depends on radial and axial loads, rotation speed and the working environment. For dusty or moist conditions, consider sealed variants. Mount with suitable tools and avoid direct blows on the balls. Proper lubrication and initial alignment within the bearing's limits help maintain stable operation. Our technical team can assist if you need guidance.

NSK self-aligning ball bearings can be interchanged with equivalent references from other brands when the main dimensions, sealing type and internal clearance match. If you provide the part number from another brand, we can identify a compatible alternative. Interchangeability always depends on verifying each manufacturer's technical specifications.

To request a quote, send the part number or required size by WhatsApp or email. We reply promptly with the exact reference and, where applicable, suggest equivalents. MR Industrial Accessories supplies this brand.

Dimensions

70 x 150 x 51 mm (d x D x B): boundary dimensions for basic designation 2314, according to ISO 15.

Bore
70mm
Outside diameter (D)
150mm
Width (B)
51mm

SKF and other brands, same size

Other brands' pages with basic designation 2314: 70 x 150 x 51 mm (d x D x B) per ISO 15.

What they share are the ISO 15 boundary dimensions, not the specs: seals or shields, internal clearance, cage and load rating may vary with brand and suffix. Every quote is by full part number.

Frequently asked questions

NSK 2314 bearing: what are its dimensions?
NSK 2314 measures 70 mm across the bore and 150 mm across the outside diameter; its width is 51 mm (70 x 150 x 51 mm). Those are the boundary dimensions standardized in ISO 15 for basic designation 2314.
What does self-aligning mean in a ball bearing?
The bearing has a spherical outer raceway that lets the shaft tilt slightly relative to the housing without losing function. This compensates for shaft deflection or mounting errors, reducing stress and wear in applications where alignment is difficult.
How do I identify the series of an NSK self-aligning ball bearing?
The basic number marked on the bearing indicates the series. Series 108, 126, 127, 129 and 135 are single-row; 1200, 1201 and 1202 are two-row. Suffixes show sealing, clearance or tolerance. Send the full part number by WhatsApp and we will quote it.
Can I replace a bearing from another brand with an NSK one?
Yes, if the main dimensions, sealing type and internal clearance match. Interchangeability between brands is possible by verifying the specifications. If you send us the original part number, we will identify the equivalent NSK reference and quote it.
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