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Cylindrical Bearings
Rollway NJ 305 EM
CYLINDRICAL 200-300-400
Material
High Chromium Bearing Steel
Dynamic Load Rating (lb)
9,262
Inner Race Configuration
Separable Both Directions
Version
EM: Extra capacity design; Machined brass retainer
Need help confirming fit? Send us the current part number, shaft size, housing photo, or equipment model.
Product Overview
- Through hardened bearing grade steel
- Surfaces precision ground to RBEC 1 tolerances
- Crowned rollers
Dimensions
| Dim. | Meaning | mm |
|---|---|---|
| B | Overall Width | 17 |
| D | Outside Diameter | 62 |
| F | 34 | |
| d | Bore Size | 25 |
| r1s min | 1.1 | |
| rs min | 1.1 |
Values as printed for NJ 305 EM. Verify critical dimensions before ordering.
- Material
- High Chromium Bearing Steel
- Inner Race Configuration
- Separable Both Directions
- Version
- EM: Extra capacity design; Machined brass retainer
- Outer Race Configuration
- Non-Separable
- Additional Information
- Can be used to a certain extent to take combined loads
- Static Load Rating (kN)
- 37
- Bore Type
- Straight
- Seal Type
- Unsealed
- Cage Material
- Brass
- Overall Width (mm)
- 17
- Number of Rows
- 1
- Rolling Element
- Cylindrical Roller
- Misalignment
- No
- Radial Clearance
- C0
- Full Complement/Caged
- Caged
- Platform
- Cylindrical Radial
- Speed (Max) Grease
- 10,000
- Duplexing
- No
- Static Load Rating (lb)
- 8,318
- Sealed
- None
- Bore Size - Metric
- 25Shaft size chart
- Speed (Max) Oil
- 13,000
- Dynamic Load Rating (lb)
- 9,262
- Profile
- Complete with Outer and Inner Race
- Retainer
- Yes
- Separable
- Inner ring - one side
- Snap Ring
- No
- Outside Diameter (mm)
- 62
- Product Line
- Cylindrical Roller Bearing — Single Row
- Dynamic Load Rating (kN)
- 42.5
- Fatigue Load Limit (kN)
- 4.51
Always verify dimensions, load ratings, material, and seal type before ordering.
- Brandi
- Rollway
- Mfg. Catalog Numberi
- NJ 305 EM
- Mfg. Part Numberi
- NJ 305 EM
- GDS #i
- GDS-121623
- Categoryi
- Cylindrical Bearings
- UPCi
- 637410082083
Documents & Support
- Rollway Bearings Catalog (Regal Rexnord, 2022) — page 68View
Common Questions
What is the minimum order quantity for the NJ 305 EM?
The minimum order quantity for the NJ 305 EM is 100 units.
Is this a genuine Rollway part?
Yes. GDS Supply supplies the genuine Rollway NJ 305 EM, manufacturer article number NJ 305 EM. Its UPC is 637410082083.
