NSK
55
55 × 90 × 18 mm
Load C
28.6 kN
Speed
8,500
Weight
0.35 kg

The NSK 6011 is a standard size deep groove ball bearings with ISO dimensions 55×90×18 mm. Bearings in the 55mm bore range are commonly used in motors 5.5-37kW, centrifugal pumps, air compressors, industrial gearboxes (5.5-37kW range). This is an open type, requires periodic lubrication, suitable for clean environments variant. NSK Japan — precision bearing specialist, CNC spindles and high-speed bearings — 6 equivalent brands available under ISO designation 6011.

NSKDeep Groove Ball BearingsPre-Order 3–5 Days

NSK 6011

Deep Groove Ball Bearings55×90×18 mm — ISO 6011

Dimensions
Bore Diameter (d)55 mm
Outside Diameter (D)90 mm
Width (B)18 mm
Dynamic Load Rating (C)28.6 kN
Static Load Rating (C₀)20 kN
Limiting Speed (grease)8,500 rpm
Mass0.35 kg
Seal TypeOpen
ClearanceCN
Precision ClassP0
Genuine NSK2–4h delivery in cityFree technical support

Technical Specifications

Full specifications for NSK 6011 per OEM catalog.

Bore Diameter (d)55 mm
Outside Diameter (D)90 mm
Width (B)18 mm
Dynamic Load Rating (C)28.6 kN
Static Load Rating (C₀)20 kN
Limiting Speed (grease)8,500 rpm
Mass0.35 kg
Seal TypeOpen
ClearanceCN
Precision ClassP0

* Tolerances per ISO. Specifications per OEM catalog.

Cross-Reference — Equivalent Codes

Same ISO 6011 — interchangeable dimensions.

BrandPart Number
NSK6011
fag6011
ntn6011
skf6011
zvl6011
koyo6011
nachi6011
timken6011

* C/C₀ may vary ±5% across manufacturers.

Compare 6011 Across Brands

Same interchangeable dimensions — different load ratings and pricing.

BrandSKUd×D×BC (kN)C₀ (kN)
NSK601155×90×1828.620Current
FAG601155×90×1829.2View
FAG6011-2RSR55×90×1829.2View
FAG6011-2Z55×90×1829.2View
Koyo601155×90×1828View
Koyo60112RS55×90×1828View
Koyo6011ZZ55×90×1828View
NACHI601155×90×1828.3View
NACHI60112NSLE55×90×1828.3View

FAQ — NSK 6011

Quick answers to common questions.

NSK 6011 có kích thước d×D×B = 55×90×18 mm theo tiêu chuẩn ISO. Đường kính trong d = 55 mm, đường kính ngoài D = 90 mm, chiều rộng B = 18 mm.

Common Applications

Heavy industryPumps

Deep Groove Ball Bearings with 55mm bore diameter are commonly used in motors 5.5-37kW, centrifugal pumps, air compressors, industrial gearboxes (5.5-37kW range).

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NSK 6011
55×90×18 mm
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