Japan Seiko NSK imported bearing rear code name

Source: China Bearing Network Time: 2013-02-03

/*250*250 was created on 2017/12/25*/ var cpro_id = 'u3171089';

(1) Internal structure A internally depicts bearings that are not the same as the specifications.
A corner touch ball bearing; touch angle is 30 degrees.
A5 angular touch ball bearing; touch angle is 25 degrees.
B-angle touch ball bearing; touch angle is 40 degrees.
C angle touch ball bearing; touch angle is 15 degrees.
C tapered roller bearing; touch angle is 20 degrees.
D tapered roller bearing; touch angle is 28 degrees.
C; CA (with brass solid cage); CD (with stamping cage) high load spherical roller bearings.
E High load cylindrical roller bearings.
H high load thrust spherical roller bearings.
J Small-diameter diameter of the outer ring raceway of tapered roller bearings; viewpoint; outer ring width is common with ISO rules.
.2) Information g ferrule; the rolling body is carburized steel.
H ferrule; the rolling body is stainless steel.
.3) cage M copper alloy solid cage.
T synthetic resin cage.
W stamping cage.
V no cage.
.4) sealing ring; dust cover Z; ZS one side with steel plate dust cover.
ZZ; ZZS with steel plate dust cover on both sides.
D; DU with a touch rubber seal on one side.
DD; DDU with touch rubber seal on both sides.
V with a non-touch rubber seal on one side.
VV has a non-touch rubber seal on both sides.
.5) ferrule shape K tapered hole; taper 1:12.
K30 tapered hole; taper 1:30.
The E ferrule has a cut or oil hole.
E4 outer ring with oil groove; oil hole.
N outer ring outer diameter with stop groove.
NR outer ring outer diameter with stop groove; stop ring.
.6) Cooperative and padded DB back-to-back paired devices.
DF face to face paired device.
DT series paired devices.
+K outer ring with padding.
+L inner ring with padding.
+KL inside; outer ring with padding.
.7) Radial clearance of the clearance C1 radial bearing; smaller than the C2 clearance.
C2 radial bearing radial clearance; smaller than the gauge clearance.
CN (saving) radial bearing radial gauge clearance.
C3 radial bearing radial clearance; larger than the specification clearance.
C4 radial bearing radial clearance; larger than C3 clearance.
C5 radial bearing radial clearance; larger than C4 clearance.
CC1 cylindrical roller bearing (not exchangeable) radial clearance; smaller than CC2 clearance.
CC2 cylindrical roller bearing (not exchangeable) radial clearance; smaller than the specification clearance.
CC cylindrical roller bearings (not exchangeable) radial gauge clearance.
CC3 cylindrical roller bearing (not exchangeable) radial clearance; larger than the specification clearance.
CC4 cylindrical roller bearing (not exchangeable) radial clearance; larger than CC3 clearance.
CC5 cylindrical roller bearing (not exchangeable) radial clearance; larger than CC4 clearance.
MC1 small; radial ball bearing radial clearance; smaller than MC2 clearance.
MC2 small; radial ball bearing radial clearance; smaller than MC3 clearance.
MC3 small; miniature ball bearing radial clearance specification clearance.
MC4 small; radial ball bearing radial clearance; larger than MC3 clearance.
MC5 small; radial ball bearing radial clearance; larger than MC4 clearance.
MC6 small; radial ball bearing radial clearance; larger than MC5 clearance.
Deep groove ball bearings for CM motors; radial clearance for cylindrical roller bearings.
Radial clearance of cylindrical roller bearings for CT motors.
.8) Public service level P0 (saving) The public service level corresponds to level 0 of the JIS specification rules.
The P6 public service level fits the 6th level of the JIS Code.
The P6X public service grade fits the 6X level of the JIS Code.
The P5 public service level meets the 5th level of the JIS Code.
The P4 public service level fits the 4th level of the JIS Code.
The P2 public service level fits the level 2 of the JIS Code.
.9) Special standard X26 uses temperature constraints below 150 degrees Celsius.
X28 uses temperature constraints below 200 degrees Celsius.
X29 uses temperature constraints below 250 degrees Celsius.
S11 spherical roller bearings; temperature constraints below 200 degrees Celsius.

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