The Timken Company
The Timken Company
4500 Mt Pleasant St. NW
N. Canton, OH 44720
Phone: (234) 262-3000
E-Mail: CustomerCAD@timken.com • Web site: www.timken.com
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  • 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.
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
Unit of Measure
1 2 

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

SDAF 23176K 14 N/A 23176K N/A 14 in N/A 17.75 in N/A SNP-3176 x 14 N/A SDAF3176K x 14 N/A A8978 N/A ER 876-1 N/A 1700000 lbf7580000 N N/A 1010000 lbf4490000 N N/A
SDAF 23180K 14-15/16 N/A 23180K N/A 14 15/16 in N/A 17.75 in N/A SNP-3180 x 14-15/16 N/A SDAF3180K x 14-15/16 N/A A8979 N/A ER 976 N/A 1820000 lbf8110000 N N/A 1070000 lbf4770000 N N/A
SDAF 23280K 14-15/16 N/A 23280K N/A 14 15/16 in N/A 21.75 in N/A SNP-3280 x 14-15/16 N/A SDAF3280K x 14-15/16 N/A A8976 N/A ER 976 N/A 2430000 lbf10800000 N N/A 1510000 lbf6720000 N N/A
SDAF 23180K 15 N/A 23180K N/A 15.0000 in N/A 19.25 in N/A SNP-3180 x 15 N/A SDAF3180K x 15 N/A A8979 N/A ER 847-1 N/A 1820000 lbf8110000 N N/A 1070000 lbf4770000 N N/A
SDAF 23184K 15-3/4 N/A 23184K N/A 15 3/4 in N/A 21.75 in N/A SNP-3184 x 15-3/4 N/A SDAF3184K x 15-3/4 N/A A8984 N/A ER 969-1 N/A 2170000 lbf9640000 N N/A 1290000 lbf5720000 N N/A
SDAF 23284K 15-3/4 N/A 23284K N/A 15 3/4 in N/A 22.25 in N/A SNP-3284 x 15-3/4 N/A SDAF3284K x 15-3/4 N/A A8990 N/A ER 969-1 N/A 2660000 lbf11800000 N N/A 1650000 lbf7360000 N N/A
SDAF 23188K 16-1/2 N/A 23188K N/A 16 1/2 in N/A 21.75 in N/A SNP-3188 x 16-1/2 N/A SDAF3188K x 16-1/2 N/A A8976 N/A ER 958-1 N/A 2310000 lbf10300000 N N/A 1340000 lbf5970000 N N/A
SDAF 23288K 16-1/2 N/A 23288K N/A 16 1/2 in N/A 22.25 in N/A SNP-3288 x 16-1/2 N/A SDAF3288K x 16-1/2 N/A A8988 N/A ER 958-1 N/A 2970000 lbf13200000 N N/A 1820000 lbf8090000 N N/A
SDAF 23192K 17 N/A 23192K N/A 17.0000 in N/A 22.25 in N/A SNP-3192 x 17 N/A SDAF3192K x 17 N/A A8990 N/A ER 838 N/A 2500000 lbf11100000 N N/A 1460000 lbf6500000 N N/A
SDAF 23196K 18 N/A 23196K N/A 18.0000 in N/A 22.25 in N/A SNP-3196 x 18 N/A SDAF3196K x 18 N/A A8998 N/A ER 888-1 N/A 2790000 lbf12400000 N N/A 1600000 lbf7110000 N N/A
Unit of Measure
1 2