SKF RNU306 Single-row cylindrical roller bearing (NU / N / NJ / NUP)

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

Part Number
RNU306 · HS 8482.20

SKF RNU306 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 RNU306
Bore d	30 mm
HS code	8482.20
Diameter under rollers	42 mm
Outside diameter	72 mm
Width	19 mm
Basic dynamic load rating	36.9 kN
Basic static load rating	33.5 kN
Reference speed	10000 r/min
Limiting speed	12000 r/min
Bearing part	Bearing without inner ring
Number of rows	1
Locating feature, bearing outer ring	Without
Bore type	Cylindrical
Cage	Sheet metal
Number of flanges, outer ring	2
Loose flange	None
Tolerance class	Normal
Coating	Without
Sealing	Without
Lubricant	None
Relubrication feature	Without
Indicative carbon footprint for new product	0.97 kg CO2e
Product net weight	0.263 kg
eClass code	23-05-09-01
UNSPSC code	31171505
Dimensions (d × D × B)	42 × 72 × 19 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 306
NSK 306
NTN 306
Timken 306
Koyo 306
Alt. designation RNU 306

Attached Documents

SKF RNU306 Single-row cylindrical roller bearing (NU / N / NJ / NUP) — Specification sheet