SKF thrust bearings designation follow a system that may consist of a basic designation with or without one or more prefixes and/or suffixes.
2 |
Basic designation |
Listed in SKF bearing nomenclature |
BA. |
Thrust ball bearing, bore diameter d < 10 mm
The one-digit number after BA identifies the bore diameter. |
3 |
Suffixes - Internal design (n.a.) |
4 |
Suffixes - External design (seals, snap ring groove etc.) (n.a.) |
5 |
Suffixes - Cage design |
F |
Machined steel cage, ball centred |
M |
Machined brass cage, ball centred |
6.1 |
Suffixes - Materials, heat treatment (n.a.) |
6.2 |
Suffixes - Accuracy, clearance, preload, quiet running |
P5 |
Dimensional and geometrical to tolerances to class P5 |
P6 |
Dimensional and geometrical to tolerances to class P6 |
6.3 |
Suffixes - Bearing sets, matched bearings (n.a.) |
6.4 |
Suffixes - Stabilization (n.a.) |
6.5 |
Suffixes - Lubrication (n.a.) |
6.6 |
Suffixes - Other variants (n.a.) |