SKF spherical roller thrust bearings designation follow a system that may consist of a basic designation with or without one or more prefixes and/or suffixes.
|
3 |
Suffixes - Internal design |
|
E |
Optimized internal design |
|
4 |
Suffixes - External design (seals, snap ring groove etc.) |
|
N1 |
One locating slot in the housing washer |
|
N2 |
Two locating slots in the housing washer, 180° apart |
|
5 |
Suffixes - Cage design |
|
– |
-
Stamped steel cage, roller centred, for E design bearings size ≤ 68
-
Machined brass cage, shaft washer centred, for bearings without any designation suffix
|
|
F |
Machined steel cage, shaft washer centred |
|
F3 |
Machined spheroidal cast iron cage, shaft washer centred |
|
M |
Machined brass cage, shaft washer centred |
|
6.1 |
Suffixes - Materials, heat treatment (n.a.) |
|
6.2 |
Suffixes - Accuracy, clearance, preload, quiet running (n.a.) |
|
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 |
|
VE447(E) |
Shaft washer with three equally-spaced threaded holes to accommodate hoisting tackle. The E indicates that appropriate eye bolts are supplied with the bearing. |
|
VE710(E) |
Housing washer with three equally-spaced threaded holes to accommodate hoisting tackle. The E indicates that appropriate eye bolts are supplied with the bearing. |
|
VU029 |
Shaft washer modified for applications with small axial clearance |
oterh articles about SKF thrust bearings
