Make Appointment

If you like us, come to our shop and run a complete performance test.

Contact Us

We Are Here to Provide You Awesome Products Always

NTN 7228AC/DF bearing Excellent Quality

We Are Here to Provide You Awesome Products Always

Frequently Asked Questions | NTN Beari

What is the nomenclature for Precision Bearings (P4, P5, Tolerances)?; What is the difference between T & D1 or what is the designation for an oil hole? . Paired arrangements for angular contact bearings are designated as “D2” (universal flush ground pair), “DB” (matched back-to-back pair), “DF” (matched face-to-face

Precision Rolling Bearings - NTN Beari

interference. In this case, contact NTN Engineering for technical assistance. L: Loose fit. Duplex angular contact ball bearings can be combined in rows of two, three or four bearings to accommodate required specifications. The back-to-back duplex (DB) arrangement and the face-to-face duplex (DF) arrangement allow for