(dimensions in mm)

Bearing Type - NJ

Bore Dia (d) - 55.0000

Outer Dia (D) - 120.0000

Width (B) - 29.0000

Radius (min) (rs) - 2.000

Dynamic Load Rating (Cr) - 134,000

Static Load Rating (Cor) - 138,000

Max Speed (Grease) (X1000 RPM) - 5

Max Speed (Oil) (X1000 RPM) - 6

Max. Shaft Shoulder Dia. Inner (Li) - 70.5

Min. Housing Shoulder Dia., Outer (Lo) - 106.5

Weight (g) - 1,551.00

Precision - RBEC 1

Standard Clearance - C0

Material - 52100 Chrome steel, or equivalent

Unless otherwise specified, the internal radial clearance is "C0" or "C Normal".

This bearing is also available with the HJ end plate for the inner race.

Suffix definitions are listed in the Nomenclature Technical document.

This bearing is also available with a retaining ring groove in the outer race, and it can be supplied with the ring (suffix NR) or without the ring (suffix N). Please see the Technical Information Sheet for the groove and ring dimensions.

• Model Number: NJ311 E
• Inner Diameter：55mm Outer Diameter：120mm Width：29mm
• Type：Cylindrical Roller Bearings
• Update date：2025-12-11
• Application:rolling machine,Control,Rolling mill gear box,outdoor equipment,security equipment,centrifugal pump,Solenoid Valves,instrument,Vacuum generator,knitted fabrics,water protection
• Similar models:NKE NJ311-E-MA6 NACHI 22311EXK ISB NJ2311 ISO NJ3311 ISO NU311 KOYO NF311 ISB NU2311 NKE NJ2311-VH NKE NJ311-E-MA6+HJ311-E SKF NU311ECM/HC5C3
• BEARING POWER International Trading Co.,Ltd. specialize in NJ311E products，there is large inventory of AST NJ311 E . We has been built up long-term cooperation with AST company, could make a bulk order of the NJ311 E Which AST NJ311E is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express.Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

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