Classification and Characteristics of Needle Bearings NTN them is limited, they are an ideal choice for applications with oscillating motion. Needle roller bearings also work well in compact and lightweight machine designs and they serve as a ready replacement for sliding bearings. NTN offers several different types of needle roller bearings.
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Needle roller bearing with angular contact ball bearing, needle roller bearing with three-point contact ball bearing This complex bearing is comprised of a needle roller bearing for supporting radial load, a ball bearing for supporting comparatively small axial load and machined inner and outer rings which are all assembled integrally.
Drawn cup needle roller bearings. B-029052. Machined-ring needle roller bearings. B-053096.. Various bearing types are available for NTN needle roller bearings and the representative types and the accuracy classes applicable to them are as shown in Table 4.1.. NTN. 7. Bearing Fits Crack and earlier separation of bearing ring,.