Page 278 - SKF-bearing-housings

5.2 Large SNL plummer block housings for bearings on an adapter sleeve,
inch shafts
d a 7 1 /8 – 7 3 /16 in.
180,975 – 182,563 mm
C a

H s d a 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) Adapter Locating Seals End Width
sleeve 2) ring 3) cover incl.
seals
d a
A 2
in./mm – – mm
7 1 /8 SNL 3040 23040 CCK/W33 H 3040/7.1/8 4 FRB 10/310 TS 40/7.1/8 ETS 40 270
180,975 23040-2CS5K H 3040/7.1/8 4 FRB 10/310 TNF 40/7.1/8 327
C 3040 K H 3040/7.1/8 4 FRB 10/310
SNL 3048 22240 CCK/W33 H 3140/7.1/8 2 FRB 21/360 TS 48/7.1/8 ETS 48 300
22240-2CS5K H 3140/7.1/8 2 FRB 21/360 TNF 48/7.1/8 380
SNL 3240 23240 CCK/W33 H 2340/7.1/8 2 FRB 6/360 TS 48/7.1/8 ETS 48 300
TNF 48/7.1/8 380
SNL 3056 22340 CCK/W33 H 2340/7.1/8 2 FRB 14/420 TS 56/7.1/8 ETS 56 330
TNF 56/7.1/8 404
7 3 /16 SNL 3040 23040 CCK/W33 HA 3040 4 FRB 10/310 TS 40/7.3/16 ETS 40 270
182,563 23040-2CS5K HA 3040 4 FRB 10/310 TNF 40/7.3/16 327
C 3040 K HA 3040 4 FRB 10/310
SNL 3140 23140 CCK/W33 HA 3140 2 FRB 10/340 TS 40/7.3/16 ETS 40 290
23140-2CS5K HA 3140 2 FRB 10/340 TNF 40/7.3/16 347
C 3140 K HA 3140 2 FRB 10/340
SNL 3240 23240 CCK/W33 HA 2340 2 FRB 6/360 TS 48/7.3/16 ETS 48 300
TNF 48/7.3/16 380
SNL 3048 22240 CCK/W33 HA 3140 2 FRB 21/360 TS 48/7.3/16 ETS 48 300
22240-2CS5K HA 3140 2 FRB 21/360 TNF 48/7.3/16 380
SNL 3056 22340 CCK/W33 HA 2340 2 FRB 14/420 TS 56/7.13/16 ETS 56 330
TNF 56/7.13/16 404

1) 222(00), 223(00), 230(00), 231(00), 232(00)…– spherical roller bearing, C… – CARB toroidal roller bearing.
Only typical bearings are listed. Other bearing variants can also fit the housing.
2) The adapter sleeve fits the bearing in the same line only. If an oil lubricated adapter sleeve is wanted, contact SKF for availability.
Only typical adapter sleeves are listed. Other variants can also fit the housing.
3) The locating rings fit the bearing in the same line only.
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