Standard Locknut Miether


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SAF522 SAF500 Series

SAF522 - SAF500 Series, Split Pillow Blocks, Mounted Bearings, Products

SAF522

SAF522X315-1 Standard Locknut Part Number

Durable cast-iron housings for spherical roller bearings in general industrial applications.  The split-housing design simplifies assembly and service.  Standard base-to-shaft center, bolt hole slots, and envelope dimensions match industry standards for 222 series spherical roller bearings.  Tapered bore mount design speeds installation time.

Features and benefits

  • Assembly includes pillow block, SR stabilizing ring, and LER labyrinth seals.
  • Lubrication access points and pry slots on cap facilitate easy installation and maintenance.
  • Stress optimized design for very high application durability.
  • Standard Locknut, setting the industry standard.
  • Excellence Made Standard.

 

Price: $843.44


  • Available in shaft sizes from 1 7/16” though 7 15/16”, with special versions available up to 40” shaft size.
  • SAF509 through SAF520 sizes have two bolt holes standard.SAF522 and above have four bolt holes.For sizes SAF515 through SAF520, four-bolt versions contain a prefix “F”.
  • Grade 8 bolts fasten cap to base.
  • Triple ring seals (LER series), and stabilizing ring (SR series) for fixed mounting, are included with pillow block.End caps sold separately.
  • Oil return holes machined in the block protect the bearing from contamination.
  • Multiple lubrication ports allow for either grease or oil lubrication.
  • Machined G7 housing fit as a standard.
  • Matched doweled base and cap sets facilitate exact alignment during installation.
  • Cast from ASTM grade A48 Class 30 cast iron.Steel and Ductile iron versions available.
Dimensions
S-1 3 15⁄16 INCH Shaft Diameter
A 4 15⁄16 INCH A
B 16 1⁄2 INCH B
C 4 3⁄4 INCH C
D 2 INCH D
EMAX 14 1⁄2 INCH E Max.
EMIN 12 5⁄8 INCH E Min.
F 2 3⁄4 INCH F
H 9 9⁄16 INCH H
K 1 7⁄8 INCH K
L 6 3⁄8 INCH L
Y 1 61⁄64 INCH Y
BBRN 4 Base Bolts Required No.
WEIGHT 81 LB Assembly Weight
Included products
Housing Only SAF522
Stabilizing Ring SR22-19
Triple Seal 2 Req. LER 109
Optional products (Sold separately, complete unit available upon request)
Bearing No. 22222K
Adapter Assembly No. SNW22X3.938