Type Code: 7
| BORE DIAMETER DESIGNATION |
|---|
| 5 X -- = mm |
| 5 X 08 = 40mm |
| 5 X 12 = 60mm |
Size designation:
- 0=70xx
- 2=72xx
- 3=73xx
- 4=74xx
Size designation:
- /C nominal contact angle =15°
- /AC nominal contact angle =25°
- /A nominal contact angle =30°
- /B nominal contact angle =40°
- /M brass solid retainer
- /TN: Glass-fiber reinforced nylon cage
Mounting
- /DB mount in sets, back to back
- /DF mount in sets, face to face
- /DT mount in sets, tandem
Clearance:
- /C2: Less than nominal clearance
- /C0: Nominal clearance, omitted in designation
- /C3: Larger clearance than C0
- /C4: Larger clearance than C3
- /C5: Larger clearance than C4
- /C9: Non-Standard
Tolerance Class
- /P0: Equals grade ABEC 1, omittable
- /P6: Equals grade ABEC 3
- /P5: Equals grade ABEC 5
- /P4: Equals grade ABEC 7
- /P2: Equals tolorance class ABEC9
