Tapered Roller Bearings
Rollway 30311 A
METRIC TAPERED 30200-32300
Material
High Chromium Bearing Steel
Dynamic Load Rating (lb)
34,463
Version
A - Increased load capacity
Number of Rows
1
Need help confirming fit? Send us the current part number, shaft size, housing photo, or equipment model.
Product Overview
- One row tapered rollers
- Raceways have linear surfaces
- Axial and radial loads
- 2 piece bearing
Dimensions
| Dim. | Meaning | mm |
|---|---|---|
| D | Outside Diameter | 120 |
| T | Overall Width | 31.5 |
| d | Bore Size | 55 |
Values as printed for 30311, the base part of 30311 A; the options in this part number do not change the housing. Verify critical dimensions before ordering.
- Material
- High Chromium Bearing Steel
- Version
- A - Increased load capacity
- Number of Rows
- 1
- Static Load Rating (kN)
- 187.6
- Bore Type
- Straight
- Misalignment
- No
- Cage Material
- Steel
- Dynamic Load Rating (kN)
- 153.3
- Rolling Element
- Tapered Roller
- Radial Clearance
- Normal
- Overall Width (mm)
- 31.5
- Seal Type
- Unsealed
- Bore Size - Metric
- 55Shaft size chart
- Speed (Max) Grease
- 3,200
- Static Load Rating (lb)
- 42,174
- Dynamic Load Rating (lb)
- 34,463
- Platform
- Tapered Radial Roller
- Duplexing
- No
- Sealed
- None
- Speed (Max) Oil
- 4,300
- Full Complement/Caged
- Caged
- Outside Diameter (mm)
- 120
- Product Line
- Tapered Roller Bearing
Always verify dimensions, load ratings, material, and seal type before ordering.
- Brandi
- Rollway
- Mfg. Catalog Numberi
- 30311 A
- Mfg. Part Numberi
- 30311 A
- GDS #i
- GDS-111523
- Categoryi
- Tapered Roller Bearings
- UPCi
- 637410070066
Documents & Support
- Rollway Bearings Catalog (Regal Rexnord, 2022) — page 149View
Common Questions
Is this a genuine Rollway part?
Yes. GDS Supply supplies the genuine Rollway 30311 A, manufacturer article number 30311 A. Its UPC is 637410070066.
