The cause of bearing vibration
On the vibration of bearings, many technicians have different views.Therefore, it is difficult to say that there is a correct comparison. Today, we will share with you the cause of bearing vibration.
PRODUCT
NSK front rear symbol meaning
by：Waxing
2020-11-20
NSK rear front rear symbol meaning symbol meanings: 1.
Material code: bearing steel (
SUJ2）
RX RXH SN24: ceramic ball RS: ultra-high speed single row cylindrical roller bearings,
ROBUST series)
2.
Cage code: (
Many used for precision bearing)
TYN/TYA: guide roller cage polyamide resin limit temperature limit = 120 = 1. 4 million continuous use TR: outer guide cage contact using phenol resin temperature limit = 120 TB: roller cage guide PPS resin MB/MR: roller guide copper alloy cage TP: outer cage guide PEEK resin using the limit temperature of 240 degrees T85: polyamide resin cage M: copper alloy cage T: inner ring cage guide phenol resin 3.
Oil seal code: K -
-
The cone hole, taper 1:12.
K30 -
-
Taper cone hole, 1:30.
E-
-
Incision or oil hole on the ring.
E4 -
-
On the outer ring with oil tank, oil hole.
N -
-
Outer diameter with locking slot.
NR -
-
Outer diameter with locking slot, snap ring.
4.
Precision code sorting: P2 & gt;
P3>
P4>
P5>
P6 (
Precision bearing series)
5.
Bearing material code: g -
—
Ring, rolling body for carburizing steel.
H—
—
For stainless steel ring, rolling body.
6.
Bearing cage code: M -
—
The copper alloy solid cage.
T—
—
Synthetic resin retainer.
W—
—
Stamping cage.
V—
—
Without the cage.
Front symbol meaning: F -
—
Flange outer ring of deep groove ball bearings,
Applicable to d less than 10 mm)
Example: F605.
HR—
—
Tapered roller bearings, high loads cases: HR30207J.
MF—
—
Specific size of the flange outer deep groove ball bearings,
D less than 10 mm)
Example: MF52.
先生,
—
Deep groove ball bearings of specified size (
Applicable to d less than 10 mm)
Example: MR31.
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