SKF NJ307ECJ Single-row cylindrical roller bearing (NU / N / NJ / NUP)

SKF · Bearings & Power Transmission · Single-Row Cylindrical Roller Bearings · Sweden · skf.com

Part Number
NJ307ECJ · HS 8482.20

SKF NJ307ECJ single-row cylindrical roller bearing (nu / n / nj / nup). Single-row cylindrical roller bearing. Design executions NU / N / NJ / NUP set the axial-guidance capability by rib configuration on inner and outer ring. Standard cage ECP (glass-fibre-reinforced polyamide 6.6) for bores up to 100 mm; ECM (machined brass) above. Precision to ISO 492 Class Normal / P6 / P5. Very heavy radial-load capacity at moderate speed. Suitable for reduction-gear input shafts, marine deck-machinery drives, paper-mill dryer sections.

Technical Specifications

Type	Single-row cylindrical roller bearing (NU / N / NJ / NUP)
Designation	SKF NJ307ECJ
Bore d	35 mm
HS code	8482.20
Bore diameter	35 mm
Outside diameter	80 mm
Width	21 mm
Basic dynamic load rating	75 kN
Basic static load rating	63 kN
Reference speed	9500 r/min
Limiting speed	11000 r/min
SKF performance class	SKF Explorer
Bearing part	Complete bearing
Axial displacement capability	In one direction
Number of rows	1
Locating feature, bearing outer ring	Without
Bore type	Cylindrical
Cage	Sheet metal
Number of flanges, outer ring	2
Number of flanges, inner ring	1
Loose flange	None
Radial internal clearance	CN
Tolerance class	Normal
Coating	Without
Sealing	Without
Lubricant	None
Relubrication feature	Without
Indicative carbon footprint for new product	1.8 kg CO2e
Product net weight	0.492 kg
eClass code	23-05-09-01
UNSPSC code	31171505
Dimensions (d × D × B)	35 × 80 × 21 mm

Properties

Material	As declared by SKF designation suffix
Temperature range	Per SKF product data
Primary standard	SKF designation convention
MOQ	1

Compatibility

Interchange with peer OEM equivalents on identical boundary plan and execution — confirm cage, clearance, sealing and precision-class suffix before substitution.

Cross-References

FAG 307
NSK 307
NTN 307
Timken 307
Koyo 307
Alt. designation NJ 307 ECJ

Attached Documents

SKF NJ307ECJ Single-row cylindrical roller bearing (NU / N / NJ / NUP) — Specification sheet