R=Partially Knurled Outer Ring For Assembly In Plastic Housing. 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. In General, The Use
Inner (d) Inch
Outer (D) Inch
Width (B) Inch
Description from Medias
Drawn cup roller clutches HF..-R, with steel springs and knurled outer ring