All Product Types > ENGINEERED BEARINGS > Mounted Bearings > Mounted SAF Split-Block Spherical Roller Bearings > Inch Straight Bore Mounting Pillow Block SDAF231 and SDAF232 Series > Part Number SDAF 23268  

Part Number SDAF 23268, Inch Straight Bore Mounting Pillow Block SDAF231 and SDAF232 Series

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  • Each assembly includes the housing cap and base, cap bolts, bearing, locknut and washer, stabilizing ring and triple ring seals.
  • To order pillow block housing only, use the numbers listed in the "Housing Only" column. These units include: cap, base, cap bolts, triple ring seals, and stabilizing ring.
  • Assembly and pillow blocks described on this page constitute fixed units.
  • To order float units, specify part number plus suffix "Float" or "FL".
  • If one end closed assembly is required, specify “CL” in assembly number when ordering.
  • All assemblies shown are furnished in cast iron. If cast steel is desired, add the letter "S" to the alpha prefix (e.g., SDAFS 23152).
  • For fixed applications, both stabilizing rings must be used. Do not use stabilizing rings for “Float” mounting.




Specifications  · Basic Load Ratings  · Factors

Specifications

Bearing Number
23268

Diameter S-2
15 in

Diameter S-3
13.0000 in

A
14.5 in

B
46 in

C
17.125 in

D
5.25 in

E Max.
40.75 in

E Min.
39.25 in

F
11 in

H1
28.875 in

Oil Level K
5 in

L2
18 in

No. of Base Bolts Required
4

Size of Base Bolts Required
2

Bolt Hole Length
2.75 in

Bolt Hole Width
2 in

Locknut
NO68

Lockplate
P68

Housing Only3
SDAF3268

Stabilizing Ring 1 Req'd4
A8978

Triple Seal 2 Req’d at S-2
ER847-1

Triple Seal 2 Req’d at S-3
ER846-1

Full Timken Part Number
SDAF23268
1 Tolerance -0 to + 0.4 mm (-0 to +1/64 in)
2 Tolerance -0 to + 0.4 mm (-0 to +1/64 in)
3 "Housing Only" includes: cap, base, cap bolts, triple ring seals and stabilizing ring as required. When ordering non-standard housing only specify the shaft size.
4 Stabilizing ring is used for fixed (FX) block; do not use for float (FL) mounting.


Basic Load Ratings

C0 - Static Radial Rating
1840000 lbf
8200000 N

C1(2) - Dynamic Radial Rating (Two-Rows)
1160000 lbf
5160000 N


Factors

e - ISO Factor1
0.35

Y0 - ISO Factor2
1.86

Y1 - ISO Factor3
1.91

Y2 - ISO Factor4
2.84

Reference Thermal Speed Rating (Grease)
440 rpm

Reference Thermal Speed Rating (Oil)5
470 rpm

Cg - Geometry Factor6
0.0863
1 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
2 These factors apply for both inch and metric calculations. See engineering
3 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
4 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
5 See thermal speed ratings in the engineering section.
6 Geometry constant for Lubrication Life Adjustment Factor a3l.