Inch Tapered Bore Mounting Pillow Block SDAF231K and SDAF232K Series On The Timken Company

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

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

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