D=The Half Of A Whole Needle Roller, Proces The Suffix 'D' In Base Number. A=The Significance Of This Sign Is Not Determined Separately. They Are In Need For Appointment Of Special Features Of The Construction Of Internal Form External Uses.
Inner (d) Inch
Outer (D) Inch
Width (B) Inch
Description from Medias
Needle roller and cage assembly to DIN 5405, single or double row