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 |