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Inch Tapered Bore Mounting Pillow Block SAF230K and SDAF230K Series
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Mounted SAF Split-Block Spherical Roller Bearings
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Inch Tapered Bore Mounting Pillow Block SAF230K and SDAF230K Series
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Part Number SDAF 230/530K 19-1/2
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Part Number SDAF 230/530K 19-1/2, Inch Tapered Bore Mounting Pillow Block SAF230K and SDAF230K Series
Each assembly includes the housing cap and base, cap bolts, bearing, bearing adapter, locknut and lockwasher, stabilizing ring and triple ring seals.
If only the pillow block is desired, use the numbers listed in column "Housing Only" column. These units include: cap, base, cap bolts, triple ring seals and stabilizing ring.
Assembly and pillow blocks as 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., SAFS 23024).
Please note that for applications SAF23048 and larger, the shaft size must be included in the part description when ordering (e.g., SAF23048-8 15/16).
When ordering non-standard pillow block assemblies specify the shaft size.
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Unit of Measure:
Imperial
Metric
Both
Specifications
·
Basic Load Ratings
·
Factors
Specifications
Bearing Number
230/530/K
Diameter S-1
19 1/2
in
A
18
in
B
54.25
in
C
21.625
in
D
5.75
in
E Max.
48.875
in
E Min.
47.125
in
F
15
in
H
35.75
in
L
22.25
in
Bolt Hole Length
3.125
in
Bolt Hole Width
2.25
in
No. of Base Bolts Required
4
Adapter Assembly Number
1
SNP-30-530 x 19-1/2
Housing Only
2
SDAF30-530K-19 1/2
Triple Seal Req'd
ER 926
Seal Type
Triple Ring Seal
Full Timken Part Number
SDAF230/530K19-1/2
1
Includes sleeve, locknut and lockwasher. Add shaft size to order.
2
"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.
Basic Load Ratings
C0 - Static Radial Rating
2190000
lbf
9720000
N
C1(2) - Dynamic Radial Rating (Two-Rows)
1160000
lbf
5150000
N
Factors
e - ISO Factor
1
0.21
Y0 - ISO Factor
2
3.07
Y1 - ISO Factor
3
3.14
Y2 - ISO Factor
4
4.68
Reference Thermal Speed Rating (Grease)
460
rpm
Reference Thermal Speed Rating (Oil)
5
530
rpm
Cg - Geometry Factor
6
0.1083
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.
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2D Sales Drawing
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