Home / Categories / Bearings / Mounted / Mounted Tapered Roller Bearings / Flange Units / Square Flange / RFB 103
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Sealmaster RFB 103
FLANGE STK
Series
RFB
Bore Shape
Straight
Housing Type
Flange, Four Bolt
Housing Base
Solid
Need help confirming fit? Send us the current part number, shaft size, housing photo, or equipment model.
Product Overview
- Heavy duty tapered roller bearings with steel cage for radial, thrust and combined loading
- Race-mounted felt-lined flinger seal
- Double-collar interlock with 120° spacing setscrew lock, diamond faceted setscrews
- Powder coat epoxy split cast iron housing
| Part Number | 550242 |
| Brand | Sealmaster |
| Bore Shape | Straight |
| Housing Type | Flange, Four Bolt |
| Housing Base | Solid |
| Measure Units | Inch |
| Insert Material | 52100 Bearing Steel |
| Housing Material | Cast Iron |
| Rolling Element | Tapered Roller |
| Speed (Max) | 4000 |
| Expansion | Non-Expansion Bearing (Fixed) |
| Seal Type | Felt Labyrinth Seal |
| Bolt Center-to-Center Length (in) | 2.875 |
| Overall Width (in) | 2.8125 |
| Bolt Center Diameter (in) | 4.0625 |
| Housing Width (in) | 4 |
| Overall Length (in) | 4 |
| Bolt Size (in) | 0.375 |
| Pilot Configuration | No Pilot |
| Misalignment | ±3.0° Misalignment - Static Only |
| Locking Type | Double Collar Mount |
| Housing Construction | Split Two Piece |
| Internal Clearance | Standard |
| Overall Height (in) | 2.813 |
| Housing Color | Gray |
| Replaceable Insert | Yes |
| Bearing Insert Coating | Uncoated |
| Misalignment Type | Static Only |
| Outer Ring Land Profile | Standard |
| Platform | RPB Series |
| Retainer Material | Steel |
| End Cap | No |
| Bore Size - Inch | 1.1875 |
| Centerline to Front Face (in) | 1.391 |
| Inner Race Length (in) | 2.781 |
| Foot Height (in) | 1 |
| Series | RFB |
| Grease Fitting Thread Size | 1/8 NPT |
| Collar Outer Diameter (in) | 2.25 |
| Maximum Operating Temperature (F) | 220 |
| Insert Number | RCI-103 |
| Duty/Series | Standard |
| Housing Style | Flange Block |
| Ability to Relubricate | Yes |
| Lubrication Type | Lithium; EP; NLGI#2 |
| Inner Race Heat Treat Method | Case Carburized Inner Ring |
Always verify dimensions, load ratings, material, and seal type before ordering.
| Brandi | Sealmaster |
| Mfg. Catalog Numberi | RFB 103 |
| Mfg. Part Numberi | 550242 |
| GDS #i | GDS-113945 |
| Categoryi | Bearings / Mounted / Mounted Tapered Roller Bearings / Flange Units / Square Flange |
| UPCi | 662288480181 |
