Koyo
105
105 × 160 × 26 mm
Load C
62.4 kN
Speed
4,000
Weight
1.13 kg

The Koyo 6021ZZ is a large size deep groove ball bearings with ISO dimensions 105×160×26 mm. Bearings in the 105mm bore range are commonly used in large motors 37-200kW, ID fans, medium crushers, rolling shafts (37-200kW range). This is an double shielded (ZZ), effective dust prevention while allowing grease replenishment variant. Koyo (JTEKT) Japan — OEM automotive bearings for Toyota, Honda, Japanese quality competitive pricing — 6 equivalent brands available under ISO designation 6021.

KoyoDeep Groove Ball BearingsPre-Order 3–5 Days

Koyo 6021ZZ

Deep Groove Ball Bearings105×160×26 mm — ISO 6021

Dimensions
Bore Diameter (d)105 mm
Outside Diameter (D)160 mm
Width (B)26 mm
Dynamic Load Rating (C)62.4 kN
Static Load Rating (C₀)51 kN
Limiting Speed (grease)4,000 rpm
Mass1.13 kg
Seal TypeDouble Shielded
ClearanceCN
Precision ClassP0
Genuine Koyo2–4h delivery in cityFree technical support

Technical Specifications

Full specifications for Koyo 6021ZZ per OEM catalog.

Bore Diameter (d)105 mm
Outside Diameter (D)160 mm
Width (B)26 mm
Dynamic Load Rating (C)62.4 kN
Static Load Rating (C₀)51 kN
Limiting Speed (grease)4,000 rpm
Mass1.13 kg
Seal TypeDouble Shielded
ClearanceCN
Precision ClassP0

* Tolerances per ISO. Specifications per OEM catalog.

Cross-Reference — Equivalent Codes

Same ISO 6021 — interchangeable dimensions.

BrandPart Number
Koyo6021ZZ
fag6021-2Z
nsk6021ZZ
ntn6021ZZ
skf6021-2Z
zvl6021-2ZR
nachi6021ZZE
timken6021-2Z

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

Compare 6021 Across Brands

Same interchangeable dimensions — different load ratings and pricing.

BrandSKUd×D×BC (kN)C₀ (kN)
Koyo6021ZZ105×160×2662.451Current
FAG6021105×160×2665View
FAG6021-2RSR105×160×2665View
FAG6021-2Z105×160×2665View
Koyo6021105×160×2662.4View
Koyo60212RS105×160×2662.4View
NACHI6021105×160×2663.1View
NACHI60212NSLE105×160×2663.1View
NACHI6021ZZE105×160×2663.1View

FAQ — Koyo 6021ZZ

Quick answers to common questions.

Koyo 6021ZZ có kích thước d×D×B = 105×160×26 mm theo tiêu chuẩn ISO. Đường kính trong d = 105 mm, đường kính ngoài D = 160 mm, chiều rộng B = 26 mm.

Common Applications

SteelEnergy

Deep Groove Ball Bearings with 105mm bore diameter are commonly used in large motors 37-200kW, ID fans, medium crushers, rolling shafts (37-200kW range).

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Koyo 6021ZZ
105×160×26 mm
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