SKF HJ344 Single-row cylindrical roller bearing (NU / N / NJ / NUP)

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

Part Number
HJ344 · HS 8482.20

SKF HJ344 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 HJ344
Bore d	220 mm
HS code	8482.20
Bore diameter	220 mm
Outside diameter	304.8 mm
Width in bore	19 mm
Material	Bearing steel
Coating	Without
Indicative carbon footprint for new product	26.1 kg CO2e
Product net weight	7.05 kg
eClass code	23-05-09-01
UNSPSC code	31171505

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 344
NSK 344
NTN 344
Timken 344
Koyo 344

Attached Documents

SKF HJ344 Single-row cylindrical roller bearing (NU / N / NJ / NUP) — Specification sheet