Page 476 - SKF-bearing-housings
P. 476
9.1 SDAF pillow blocks with spherical roller bearings on an adapter sleeve
Series SDAF 225(00), 226(00)
d a 2 15 /16 – 7 15 /16 in.
Units of measurement
In this chapter only
A 2
imperial units are used.
3 /16 To convert imperial units
b a
to metric units, refer to
the conversion table on
page 10.
d a H
H 1
A 1
Shaft diameter Complete pillow Components Mass
Standard Optional 1) block Pillow block Bearing 2) Adapter Stabilizing Labyrinth
housing assembly ring 3) ring
(1 incl.) (2 incl.)
d a
in. – – lb.
2 15 /16 2 13 /16, 2 7 /8, 3 SDAF 22617 SDAF 617 22317 EK SNW 117 SR 20-17 LER 59 84
3 7 /16 3 5 /16, 3 3 /8, 3 1 /2 SDAF 22520 SDAF 520 22220 EK SNW 20 SR 20-17 LER 75 96
SDAF 22620 SDAF 620 22320 EK SNW 120 SR 24-20 LER 75 164
3 15 /16 3 13 /16, 3 7 /8, 4 SDAFS 22522 4) SDAFS 522 22222 EK SNW 22 SR 22-19 LER 93 105
SDAF 22622 SDAF 622 22322 EK SNW 122 SR 0-22 LER 93 178
4 3 /16 4 1 /16, 4 1 /8, 4 1 /4 SDAF 22524 SDAF 524 22224 EK SNW 24 SR 24-20 LOR 113 125
SDAF 22624 SDAF 624 22324 CCK/W33 SNW 124 SR 0-24 LOR 113 272
4 7 /16 4 5 /16, 4 3 /8, 4 1 /2 SDAF 22526 SDAF 526 22226 EK SNW 26 SR 26-0 LOR 117 199
SDAF 22626 SDAF 626 22326 CCK/W33 SNW 126 SR 0-26 LOR 117 340
4 15 /16 4 13 /16, 4 7 /8, 5 SDAFS 22528 4) SDAFS 528 22228 CCK/W33 SNW 28 SR 28-0 LOR 122 220
5 3 /16 5 1 /8, 5 1 /4 SDAF 22530 SDAF 530 22230 CCK/W33 SNW 30 SR 30-0 LOR 125 259
5 7 /16 5 3 /8, 5 1 /2 SDAF 22532 SDAF 532 22232 CCK/W33 SNW 32 SR 32-0 LOR 130 330
SDAF 22632 SDAF 632 22332 CCK/W33 SNW 132 SR 38-32 LER 211 455
5 15 /16 5 13 /16, 5 7 /8, 6 SDAF 22634 SDAF 634 22334 CCK/W33 SNW 134 SR 40-34 LER 215 530
6 7 /16 6 5 /16, 6 3 /8, 6 1 /2 SDAF 22536 SDAF 536 22236 CCK/W33 SNW 36 SR 36-30 LOR 148 403
6 7 /16 6 5 /16, 6 3 /8, 6 1 /2 SDAF 22636 SDAF 636 22336 CCK/W33 SNW 136 SR 0-36 LER 220 630
6 15 /16 6 13 /16, 6 7 /8, 7 SDAF 22538 SDAF 538 22238 CCK/W33 SNW 38 SR 38-32 LER 224 454
SDAF 22638 SDAF 638 22338 CCK/W33 SNW 138 SR 44-38 LER 224 792
7 3 /16 7 1 /8, 7 1 /4 SDAF 22540 SDAF 540 22240 CCK/W33 SNW 40 SR 40-34 LER 228 544
7 15 /16 7 13 /16, 7 7 /8, 8 SDAF 22544 SDAF 544 22244 CCK/W33 SNW 44 SR 44-38 LER 236 795
1) Optional shaft diameters require different adapter sleeve and seals.
2) Optional internal radial clearance (e.g. C3) available on request.
3) For a free unit, discard the enclosed stabilizing ring.
4) Available only in steel.
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