
NTN 22340EMAKD1 spherical roller bearing
- Brand
- NTN
- Category
- Bearings
- Subcategory
- Spherical roller bearings
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Decoding NTN 22340EMAKD1
- 223Series
- Spherical roller bearings, 223 series. Series differ in outside diameter and width even when the bore is the same.
- 40Bore
- Bore 200 mm (40 × 5).
- EMAKD1Suffix
- NTN suffix: identifies the variant, such as seals or shields, cage, internal clearance or other features.
22340 is the standard ISO basic designation, which sets the bearing type, series and bore.
Description
NTN 22340EMAKD1 measures 200 mm across the bore and 420 mm across the outside diameter; its width is 138 mm (200 x 420 x 138 mm).
NTN 22340EMAKD1 belongs to spherical roller 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 22340EMAKD1 and any equivalents.
NTN 223 series spherical roller bearings are built for equipment that has to carry heavy radial loads along with axial loads in both directions, even when shaft and housing alignment is not ideal. The double row of rollers running on spherical raceways lets the bearing pivot slightly and absorb angular misalignment. That behavior suits machinery exposed to vibration, shock or flexing, including conveyors, mills, crushers and other heavy-duty equipment. MR Industrial Accessories LLC supplies the NTN line and processes each inquiry directly.
The 223 designation points to a spherical roller bearing with a wide section and a cylindrical bore. Suffixes carry the details that matter at the counter: EMA means a one-piece machined brass cage guided by the inner ring, while KD1 means a tapered bore with a 1:12 taper for mounting on an adapter sleeve. Reading those letters before you order tells you how the bearing mounts and what to expect from it.
These bearings show up wherever perfect alignment is hard to hold: mining belt conveyors, vibrating screens, cement mills, presses and earthmoving equipment. They also serve in large gearboxes, industrial fans and paper machines. The ability to take misalignment together with combined loads keeps them in service in dusty, damp or temperature-varying environments where reliability is the main concern.
Selection starts with the radial and axial load the equipment will see, the rotation speed and the surrounding conditions. Sealing deserves attention: in contaminated areas, use bearings with integrated seals or add external oil seals. Pick a lubricant that matches the working temperature, and check shaft-to-housing alignment during installation. With a tapered bore, fitting on an adapter sleeve gives a firm hold and simplifies removal later.
When you compare equivalents, keep in mind that each maker can use its own nomenclature for the same characteristics. A spherical roller bearing from another brand with matching dimensions and bore type may work, but verify tolerances and internal clearance first. MR Industrial Accessories LLC can help you find the NTN option that fits your equipment.
To request an NTN spherical roller bearing, send the complete part number by WhatsApp or email. MR Industrial Accessories LLC will handle it and reply promptly with a quote, and can also assist if you are unsure about the designation or the mounting.
Dimensions
200 x 420 x 138 mm (d x D x B): boundary dimensions for basic designation 22340, according to ISO 15.
- Bore
- 200 mm
- Outside diameter (D)
- 420mm
- Width (B)
- 138mm
SKF and other brands, same size
Other brands' pages with basic designation 22340: 200 x 420 x 138 mm (d x D x B) per ISO 15.
- Need the SKF 22340? We can also quote:2234022340 CC/W3322340 CCK/W335 more →
- FAG22340-BE-XL22340-BE-XL-K22340-BE-XL-JPA-T41A1 more →
- LINK-BELT22340LB22340LBK22340LBC31 more →
- NSK22340CAME422340CAMKE4
- RKB22340
- TIMKEN22340EJ22340EMB
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
- NTN 22340EMAKD1 bearing: what are its dimensions?
- NTN 22340EMAKD1 measures 200 mm across the bore and 420 mm across the outside diameter; its width is 138 mm (200 x 420 x 138 mm). Those are the boundary dimensions standardized in ISO 15 for basic designation 22340.
- What does the EMA suffix indicate on an NTN bearing?
- EMA identifies a bearing with a one-piece machined brass cage guided by the inner ring. That cage is built for high loads and moderate speeds.
- When is a KD1 tapered bore used?
- A 1:12 tapered bore allows mounting on an adapter sleeve, which eases fitting and disassembly. It is chosen when a firm hold is needed on shafts that may be worn.
- How do I get a quote for a specific NTN bearing?
- Send the full part number, for example 22314EMAKD1, by WhatsApp or email. MR Industrial Accessories LLC will reply promptly and confirm any characteristic if needed.

