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Smarter Bearing Selection Is Here

The Timken ® Syber ® Bearing System Designer Tool now features Smart Selection, enabling users to find the right bearing faster by filtering options based on target life and key dimensions.

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Analyze Bearing Performance in an Application with Timken ® Syber ® Bearing System Designer

A powerful software tool that combines calculators and configurators to assist you with application design, bearing selection, installation, and troubleshooting. It’s free, easy-to-use, and accessible 24/7.

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  • timken-SAF-pillow-block-mounted-spherical-roller-bearing-unit-4-bolt-with-4-cap-bolts
  • Inch Tapered Bore Mounting Pillow Block SDAF231K and SDAF232K Series
  • Each assembly includes the housing cap and base, cap bolts, bearing, bearing adapter, locknut and lockwasher, 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 23152K).

When ordering non-standard pillow block assemblies specify the shaft size.
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Diameter S-1 (in)

Total Width (in)

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

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

Part Number

Bearing Number

Diameter S-1

Total Width

Adapter Assembly Number

Housing Only

Stabilizing Ring 1 Req'd

Triple Seal Req'd

C0 - Static Radial Rating

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

CAD

N/A 23248K N/A 8 15/16 in N/A 13.75 in N/A SNP-148 x 8-15/16 N/A SDAF3248K x 8-15/16 N/A A5679 N/A ER 914 N/A 935000 lbf4160000 N N/A 685000 lbf3050000 N N/A CAD
N/A 23248K N/A 9 in N/A 13.75 in N/A SNP-148 x 9 N/A SDAF3248K x 9 N/A A5679 N/A ER 828 N/A 935000 lbf4160000 N N/A 685000 lbf3050000 N N/A CAD
N/A 23152K N/A 9 7/16 in N/A 13.75 in N/A SNP-3152 x 9-7/16 N/A SDAF3152K x 9-7/16 N/A A5679 N/A ER 891 N/A 885000 lbf3930000 N N/A 603000 lbf2680000 N N/A CAD
N/A 23252K N/A 9 7/16 in N/A 15.375 in N/A SNP-152 x 9-7/16 N/A SDAF3252K x 9-7/16 N/A A8968 N/A ER 891 N/A 1090000 lbf4850000 N N/A 790000 lbf3510000 N N/A CAD
N/A 23152K N/A 9 1/2 in N/A 13.75 in N/A SNP-3152 x 9-1/2 N/A SDAF3152K x 9-1/2 N/A A5679 N/A ER 842 N/A 885000 lbf3930000 N N/A 603000 lbf2680000 N N/A CAD
N/A 23252K N/A 9 1/2 in N/A 15.375 in N/A SNP-152 x 9-1/2 N/A SDAF3252K x 9-1/2 N/A A8968 N/A ER 842 N/A 1090000 lbf4850000 N N/A 790000 lbf3510000 N N/A CAD
N/A 23156K N/A 9 15/16 in N/A 13.75 in N/A SNP-3156 x 9-15/16 N/A SDAF3156K x 9-15/16 N/A A8967 N/A ER 751-1 N/A 937000 lbf4170000 N N/A 626000 lbf2780000 N N/A CAD
N/A 23156K N/A 10 in N/A 15.375 in N/A SNP-3156 x 10 N/A SDAF3156K x 10 N/A A8967 N/A ER 705-1 N/A 937000 lbf4170000 N N/A 626000 lbf2780000 N N/A CAD
N/A 23156K N/A 10 7/16 in N/A 15.375 in N/A SNP-3156 x 10-7/16 N/A SDAF3156K x 10-7/16 N/A A8967 N/A ER 745-1 N/A 937000 lbf4170000 N N/A 626000 lbf2780000 N N/A CAD
N/A 23256K N/A 10 7/16 in N/A 15.375 in N/A SNP-3256 x 10-7/16 N/A SDAF3256K x 10-7/16 N/A A8975 N/A ER 745-1 N/A 1180000 lbf5250000 N N/A 828000 lbf3680000 N N/A CAD
N/A 23156K N/A 10 1/2 in N/A 15.375 in N/A SNP-3156 x 10-1/2 N/A SDAF3156K x 10-1/2 N/A A8967 N/A ER 710-1 N/A 937000 lbf4170000 N N/A 626000 lbf2780000 N N/A CAD
N/A 23256K N/A 10 1/2 in N/A 15.375 in N/A SNP-3256 x 10-1/2 N/A SDAF3256K x 10-1/2 N/A A8975 N/A ER 710-1 N/A 1180000 lbf5250000 N N/A 828000 lbf3680000 N N/A CAD
N/A 23160K N/A 10 15/16 in N/A 15.375 in N/A SNP-3160 x 10-15/16 N/A SDAF3160K x 10-15/16 N/A A8975 N/A ER 858 N/A 1150000 lbf5120000 N N/A 757000 lbf3370000 N N/A CAD
N/A 23260K N/A 10 15/16 in N/A 16.25 in N/A SNP-3260 x 10-15/16 N/A SDAF3260K x 10-15/16 N/A A8970 N/A ER 974 N/A 1390000 lbf6170000 N N/A 946000 lbf4210000 N N/A CAD
N/A 23164K N/A 11 in N/A 15.375 in N/A SNP-3160 x 11 N/A SDAF3164K x 11 N/A A8970 N/A ER 825 N/A 1340000 lbf5950000 N N/A 898000 lbf3990000 N N/A CAD
N/A 23260K N/A 11 in N/A 16.25 in N/A SNP-3260 x 11 N/A SDAF3260K x 11 N/A A8970 N/A ER 974-1 N/A 1390000 lbf6170000 N N/A 946000 lbf4210000 N N/A CAD
N/A 23164K N/A 11.9375 in N/A 16.25 in N/A SNP-3164 x 11-15/16 N/A SDAF3164K x 11-15/16 N/A A8970 N/A ER 900 N/A 1340000 lbf5950000 N N/A 898000 lbf3990000 N N/A CAD
N/A 23264K N/A 11.9375 in N/A 18.25 in N/A SNP-3264 x 11-15/16 N/A SDAF3264K x 11-15/16 N/A A8977 N/A ER 900 N/A 1590000 lbf7090000 N N/A 1070000 lbf4770000 N N/A CAD
N/A 23168K N/A 12 7/16 in N/A 18.25 in N/A SNP-3168 x 12-7/16 N/A SDAF3168K x 12-7/16 N/A A8977 N/A ER 865-1 N/A 1540000 lbf6850000 N N/A 1010000 lbf4500000 N N/A CAD
N/A 23268K N/A 12 7/16 in N/A 17.75 in N/A SNP-3268 x 12-7/16 N/A SDAF3268K x 12-7/16 N/A A8978 N/A ER 865-1 N/A 1840000 lbf8200000 N N/A 1160000 lbf5160000 N N/A CAD
N/A 23172K N/A 13.4375 in N/A 17.75 in N/A SNP-3172 x 13-7/16 N/A SDAF3172K x 13-7/16 N/A A8974 N/A ER 872 N/A 1640000 lbf7300000 N N/A 1050000 lbf4660000 N N/A CAD
N/A 23272K N/A 13.4375 in N/A 19.25 in N/A SNP-3272 x 13-7/16 N/A SDAF3272K x 13-7/16 N/A A8979 N/A ER 979 N/A 1980000 lbf8790000 N N/A 1240000 lbf5530000 N N/A CAD
N/A 23172K N/A 13.5000 in N/A 17.75 in N/A SNP-3172 x 13-1/2 N/A SDAF3172K x 13-1/2 N/A A8974 N/A ER 823 N/A 1640000 lbf7300000 N N/A 1050000 lbf4660000 N N/A CAD
N/A 23176K N/A 13.9375 in N/A 17.75 in N/A SNP-3176 x 13-15/16 N/A SDAF3176K x 13-15/16 N/A A8978 N/A ER 875-1 N/A 1700000 lbf7580000 N N/A 1010000 lbf4490000 N N/A CAD
N/A 23276K N/A 13.9375 in N/A 19.25 in N/A SNP-3276 x 13-15/16 N/A SDAF3276K x 13-15/16 N/A A8980 N/A ER 875-1 N/A 2140000 lbf9520000 N N/A 1340000 lbf5970000 N N/A CAD
1 - 25 of 35 | Results Per Page | View | Unit of Measure
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