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  • Each assembly includes the housing cap and base, cap bolts, bearing, locknut and lockwasher, stabilizing ring and triple ring seals.
  • To order pillow block housing only, use the numbers listed in "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., SAFS 22217).

Speed ratings are found in dimension tables in the spherical roller bearing section.
Unit of Measure

Specifications

Bearing Number

 N/A 22217

Diameter S-2

 N/A 3 15/16 in

Diameter S-3

 N/A 3 3/16 in

A

 N/A 3-3/4 in

B

 N/A 13 in

C

 N/A 3-1/2 in

D

 N/A 1-1/4 in

E Max.

 N/A 11 in

E Min.

 N/A 9.875 in
H1 N/A 7.25 in

Oil Level K

 N/A 1.4375 in
L2 N/A 4.938 in

Y

 N/A 1.4219 in

No. of Base Bolts Required

 N/A 2

Size of Base Bolts Required

 N/A 3/4

Bolt Hole Length

 N/A 1.3125 in

Bolt Hole Width

 N/A 0.75 in

Locknut

 N/A AN17

Lockwasher

 N/A W17
Housing Only3 N/A SAF217
Stabilizing Ring 1 Req'd4 N/A SR-17-14

Triple Seal 2 Req’d at S-2

 N/A LOR89

Triple Seal 2 Req’d at S-3

 N/A LOR63

Seal Type

 N/A Triple Ring Seal

Full Timken Part Number

 N/A SAF22217

Basic Load Ratings

C0 - Static Radial Rating

 N/A 71900 lbf320000 N

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

 N/A 66900 lbf297000 N

Factors

e - ISO Factor5 N/A 0.22
Y0 - ISO Factor6 N/A 3
Y1 - ISO Factor7 N/A 3.07
Y2 - ISO Factor8 N/A 4.57

Reference Thermal Speed Rating (Grease)

 N/A 3400 rpm
Reference Thermal Speed Rating (Oil)9 N/A 4200 rpm
Cg - Geometry Factor10 N/A 0.0595
  • 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.
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