Product Selector
SAF516
SAF516X211-1 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.
- 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 | 2 11⁄16 | INCH | Shaft Diameter |
| A | 3 1⁄2 | INCH | A |
| B | 13 | INCH | B |
| C | 3 1⁄2 | INCH | C |
| D | 1 3⁄16 | INCH | D |
| EMAX | 11 | INCH | E Max. |
| EMIN | 9 5⁄8 | INCH | E Min. |
| F | - | INCH | F |
| H | 6 7⁄8 | INCH | H |
| K | 1 11⁄32 | INCH | K |
| L | 4 7⁄8 | INCH | L |
| Y | 1 21⁄64 | INCH | Y |
| BBRN | 2 | Base Bolts Required No. | |
| WEIGHT | 37 | LB | Assembly Weight |
| Included products | |
|---|---|
| Housing Only | SAF516 |
| Stabilizing Ring | SR16-13 |
| Triple Seal 2 Req. | LER 44 |
| Optional products (Sold separately, complete unit available upon request) | |
|---|---|
| Bearing No. | 22216K |
| Adapter Assembly No. | SNW16X2.688 |