AS1: Bearing with lubricating hole on outer ring
C3: Radial internal clearance is greater than normal
EGS: The processed inner ring raceway has no spiral marks (for contact sealing)
FPM: Sealing ring made of fluorine rubber
G2: Needle roller and standard quality grade
IS1: lubricating holes in the inner ring
PE: Increased tolerance (only for ZKLF / ZKLN series bearings)
PP: INA bearing lip seal on both sides
P5: Tolerance level: INA bearings with extremely high dimensional and geometric accuracy
RR: with Corrotect coating
RS: Bearing single lip seal
SM03: The rolling bearing grease KP2N-25 specified in DIN 51825 is used for lubrication, and the applicable temperature range is -30°C – +150°C
SM11: The rolling bearing grease K2E-25 specified in DIN 51825 is used for lubrication, and the applicable temperature range is -40°C – +80°C
SORT…: The diameter classification of needle rollers and cage assemblies, the tolerance limit is in um
TN: Plastic cage
VGS: Inner ring raceway with machining allowance; the raceway diameter is initially ground.
X: Bearings and accessories whose external dimensions are changed to comply with international standards. This suffix is only used during the transition period.
ZW: Needle roller and cage assembly, double row
.2AP: Axial matched bearings (only for ZKLF / ZKLN series bearings)
.2RS: Rubber Iip seals on both sides
.2Z: Metal dust covers on both sides