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Angular Contact Ball Bearings
Rollway 7312 B
Rollway Angular Contact Ball Bearing - Straight Bore - 7312 B
7312 is also available as
- 7312 B$977.40
- 7312 BM$977.40
Series
7300B
Material
52100 Bearing Steel
Dynamic Load Rating (lb)
20233
Contact Angle
40°
Need help confirming fit? Send us the current part number, shaft size, housing photo, or equipment model.
Product Overview
- Raceway: Asymmetric, circular grooves
- Bigger axial load carrying capacity than standard ball bearings
- Dimensions in accordance with ISO 355:2007
Dimensions
| Dim. | Meaning | mm |
|---|---|---|
| B | Overall Width | 31 |
| D | Outside Diameter | 130 |
| a | 56 | |
| d | Bore Size | 60 |
| r1/r2 | 2.1 | |
| r3/r4 | 1.1 |
Values as printed for 7312 B. Verify critical dimensions before ordering.
- Material
- 52100 Bearing Steel
- Contact Angle
- 40°
- Version
- B
- Cage Material
- Steel
- Radial Clearance
- Normal
- Misalignment
- No
- Bore Type
- Straight
- Dynamic Load Rating (kN)
- 90
- Number of Rows
- 1
- Overall Width (mm)
- 31
- Seal Type
- Unsealed
- Rolling Element
- Ball
- Overall Width (in)
- 1.2205
- Static Load Rating (kN)
- 65.5
- Duplexing
- No
- Full Complement/Caged
- Caged
- Platform
- Single Row Angular Contact Ball Bearing
- Bore Size - Metric
- 60Shaft size chart
- Speed (Max) Oil
- 5,600
- Sealed
- None
- Speed (Max) Grease
- 4,300
- Dynamic Load Rating (lb)
- 20233
- Outside Diameter (mm)
- 130
- Product Line
- Angular Contact Ball Bearing — Single Row
- Fatigue Load Limit (kN)
- 2.98
Always verify dimensions, load ratings, material, and seal type before ordering.
- Brandi
- Rollway
- Mfg. Catalog Numberi
- 7312 B
- Mfg. Part Numberi
- 7312 B
- GDS #i
- GDS-119352
- Categoryi
- Angular Contact Ball Bearings
- UPCi
- 637410096585
- Seriesi
- 7300B
Documents & Support
- Rollway Bearings Catalog (Regal Rexnord, 2022) — page 53View
7312 options
| Part # | Configuration | Price | View |
|---|---|---|---|
| 7312 BThis part | 40-degree contact angle | $977.40 | |
| 7312 BM | 40-degree contact angle, Brass cage | $977.40 | View |
Common Questions
Is this a genuine Rollway part?
Yes. GDS Supply supplies the genuine Rollway 7312 B, manufacturer article number 7312 B. Its UPC is 637410096585.
