Page 280 - SKF-bearing-housings

5.2 Large SNL plummer block housings for bearings on an adapter sleeve,
inch shafts
d a 7 1 /4 – 7 7 /8 in.
184,15 – 200,025 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 /4 SNL 3040 23040 CCK/W33 H 3040/7.1/4 4 FRB 10/310 TS 40/7.1/4 ETS 40 270
184,15 23040-2CS5K H 3040/7.1/4 4 FRB 10/310 TNF 40/7.1/4 327
C 3040 K H 3040/7.1/4 4 FRB 10/310
SNL 3048 22240 CCK/W33 H 3140/7.1/4 2 FRB 21/360 TS 48/7.1/4 ETS 48 300
22240-2CS5K H 3140/7.1/4 2 FRB 21/360 TNF 48/7.1/4 380
SNL 3240 23240 CCK/W33 H 2340/7.1/4 2 FRB 6/360 TS 48/7.1/4 ETS 48 300
TNF 48/7.1/4 380
SNL 3056 22340 CCK/W33 H 2340/7.1/4 2 FRB 14/420 TS 56/7.1/4 ETS 56 330
TNF 56/7.1/4 404
7 13 /16 SNL 3044 23044 CCK/W33 OH 3 044/7.13/16 H 4 FRB 10/340 TS 44/7.13/16 ETS 44 290
198,438 23044-2CS5K OH 3044/7.13/16 H 4 FRB 10/340 TNF 44/7.13/16 349
C 3044 K OH 3044/7.13/16 H 4 FRB 10/340
SNL 3148 22244 CCK/W33 OH 3144/7.13/16 H 4 FRB 10/400 TS 48/7.13/16 ETS 48 315
TNF 48/7.13/16 396
7 7 /8 SNL 3044 23044 CCK/W33 OH 3044/7.7/8 H 4 FRB 10/340 TS 44/7.7/8 ETS 44 290
200,025 23044-2CS5K OH 3044/7.7/8 H 4 FRB 10/340 TNF 44/7.7/8 349
C 3044 K OH 3044/7.7/8 H 4 FRB 10/340
SNL 3148 22244 CCK/W33 OH 3144/7.7/8 H 4 FRB 10/400 TS 48/7.7/8 ETS 48 315
TNF 48/7.7/8 396

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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