Menu
Batch CAD Cart (0) ▾
  • Cart is empty
  1. Click Here for Batch Download
Request Information Add to CAD Cart
  • 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.
Unit of Measure

Specifications

Bearing Number

 N/A 23248

Diameter S-2

 N/A 10 1/2 in

Diameter S-3

 N/A 9 3/16 in

A

 N/A 10.25 in

B

 N/A 35 in

C

 N/A 13.125 in

D

 N/A 3.75 in

E Max.

 N/A 30.5 in

E Min.

 N/A 29 in

F

 N/A 8.75 in
H1 N/A 20.875 in

Oil Level K

 N/A 3.5625 in
L2 N/A 14.25 in

No. of Base Bolts Required

 N/A 4

Size of Base Bolts Required

 N/A 1 5/8

Bolt Hole Length

 N/A 2.375 in

Bolt Hole Width

 N/A 1.625 in

Locknut

 N/A NO48

Lockplate

 N/A P48
Housing Only3 N/A SDAF3248
Stabilizing Ring 1 Req'd4 N/A A5679

Triple Seal 2 Req’d at S-2

 N/A ER710-1

Triple Seal 2 Req’d at S-3

 N/A ER923-1

Full Timken Part Number

 N/A SDAF23248

Basic Load Ratings

C0 - Static Radial Rating

 N/A 935000 lbf4160000 N

C1(2) - Dynamic Radial Rating (Two-Rows)

 N/A 685000 lbf3050000 N

Factors

e - ISO Factor5 N/A 0.35
Y0 - ISO Factor6 N/A 1.88
Y1 - ISO Factor7 N/A 1.92
Y2 - ISO Factor8 N/A 2.86

Reference Thermal Speed Rating (Grease)

 N/A 720 rpm
Reference Thermal Speed Rating (Oil)9 N/A 790 rpm
Cg - Geometry Factor10 N/A 0.1115
  • 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.
  • 5 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 6 These factors apply for both inch and metric calculations. See engineering
  • 7 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 8 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
  • 9 See thermal speed ratings in the engineering section.
  • 10 Geometry constant for Lubrication Life Adjustment Factor a3l.
By clicking Submit, you consent to the personal information you provide being used in the manner as described in our Privacy Notice, including access to that information by Timken personnel who may be located outside your home country. In addition, you agree that the CAD drawings are for your personal, one-time use only, and that you will not modify or create any compilation or derivative work using the CAD drawings or distribute or display the CAD drawings on any website or other media.