Needle Roller Bearings | HK, BK, NA, RNA & AXK

Browse this category

Explore available bearing series

Select a series to review the design, application and information needed to request a quote.

BEARING SERIES

BK Series Closed-End Drawn Cup Needle Roller Bearings

BK Series Closed-End Drawn Cup Needle Roller Bearings: original specification, fit and RFQ selection guidance fr

View series details

BEARING SERIES

RNA49 Needle Roller Bearings Without Inner Ring

RNA49 Needle Roller Bearings Without Inner Ring: original specification references, fit considerations and RFQ d

View series details

BEARING SERIES

NA49 Needle Roller Bearings With Inner Ring

NA49 Needle Roller Bearings With Inner Ring: original specification references, fit considerations and RFQ detai

View series details

BEARING SERIES

KR Series Stud-Type Cam Followers

Explore KR Series Stud-Type Cam Followers. Review original series data, fit checks and selection guidance. Send

View series details

BEARING SERIES

HK Series Drawn Cup Needle Roller Bearings

Browse HK drawn-cup needle roller bearings. Check shaft hardness, housing fit, dimensions and lubrication before

View series details

BEARING SERIES

AXK Thrust Needle Roller and Cage Assemblies

Browse AXK needle roller thrust assemblies. Confirm washers, mating surfaces, axial loads and dimensional requir

View series details

Model and dimensions

Search the live bearing specifications.

Use the model finder for a known designation, or browse technical tables before sending a request.

Search Model Number ↗Browse Specifications ↗

Needle Roller Bearings / Selection checkpoints

What to confirm before choosing Needle Roller Bearings

Verify the shaft/housing interface and lubrication, particularly for thin-wall designs.

Needle arrangement

Drawn cup, machined-ring, cage assembly or other design.

Shaft and housing

Shaft diameter, surface hardness/finish and housing fit.

Load and movement

Radial load, speed, stroke or rotation duty.

Lubrication

Grease/oil delivery, sealing and contamination.

Common questions

Do drawn-cup needle bearings always include an inner ring?

No. Some configurations run directly on a properly prepared shaft raceway.

What should I include for an HK reference?

Provide the full code, housing bore, shaft size, load and lubrication conditions.

Product references

Needle Roller Bearings — product forms

Images and drawings from EIM’s supplied product materials. Final design, dimensions and availability are subject to model and drawing confirmation.

Needle roller bearing component reference — Needle roller bearing

Needle roller bearing cylindrical insert — Drawn cup reference

Request this bearing family ↗Email a model or technical drawing ↗

Specification assistance

Can't find the bearing series or model?

Include the full designation, quantity and operating conditions. Send technical files directly by email; the website does not accept uploads.

Request a Quote Email Specifications