Page 316 - SKF-bearing-housings

5.3 Large SNL plummer block housings for bearings on a cylindrical seat
d a 280 – 300 mm

C a

H s d a d b D a
H 1

A 1 A 2
A
A 2
Labyrinth seals, Taconite seals,
TS design TNF design

Shaft Housing Appropriate parts
diameter Bearing 1) Locating Seals End cover Width
ring 2) incl. seals
d a A 2
mm – – mm
280 SNL 3056 G 23056 CC/W33 6 FRB 10/420 TS 64 ETS 64 330
24056 CC/W33 2 FRB 13/420 TNF 64 404
C 3056 6 FRB 10/420
SNL 3156 G 23156 CC/W33 2 FRB 10/460 TS 64 ETS 64 330
23156-2CS5 2 FRB 10/460 TNF 64 404
C 3156 2 FRB 10/460
SNL 3256 G 23256 CC/W33 2 FRB 10/500 TS 68/300 ETS 68 360
TNF 68/300 433
SNL 3160 G 22256 CC/W33 2 FRB 25/500 TS 68/300 ETS 68 360
TNF 68/300 433
SNL 3168 L 22356 CC/W33 2 FRB 17.5/580 TS 68/310 ETS 68 410
TNF 68/310 483
300 SNL 3060 G 23060 CC/W33 2 FRB 25/460 TS 68 ETS 68 330
24060 CC/W33 2 FRB 4/460 TNF 68 403
C 3060 M 2 FRB 25/460
C 4060 M 2 FRB 4/460
SNL 3160 G 23160 CC/W33 2 FRB 10/500 TS 68 ETS 68 360
23160-2CS5 2 FRB 10/500 TNF 68 433
C 3160 2 FRB 10/500
SNL 3260 G 23260 CC/W33 2 FRB 10/540 TS 72/320 ETS 72 380
TNF 72/320 453
SNL 3164 G 22260 CC/W33 2 FRB 28/540 TS 72/320 ETS 72 380
TNF 72/320 453

1) 222(00), 223(00), 230(00), 231(00), 232(00), 240(00) – spherical roller bearing, C… – CARB toroidal roller bearing.
Only typical bearings are listed. Other bearing variants can also fit the housing.
2) The locating rings fit the bearing in the same line only.
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