Koyo
10
10 × 19 × 5 mm
Load C
1.4 kN
Speed
38,000
Weight
0.005 kg

The Koyo 61800 is a miniature size deep groove ball bearings with ISO dimensions 10×19×5 mm. Bearings in the 10mm bore range are commonly used in small motors, computer fans, printers, medical devices (under 0.5kW range). This is an open type, requires periodic lubrication, suitable for clean environments variant. Koyo (JTEKT) Japan — OEM automotive bearings for Toyota, Honda, Japanese quality competitive pricing — 6 equivalent brands available under ISO designation 61800.

KoyoDeep Groove Ball BearingsPre-Order 3–5 Days

Koyo 61800

Deep Groove Ball Bearings10×19×5 mm — ISO 61800

Dimensions
Bore Diameter (d)10 mm
Outside Diameter (D)19 mm
Width (B)5 mm
Dynamic Load Rating (C)1.4 kN
Static Load Rating (C₀)0.7 kN
Limiting Speed (grease)38,000 rpm
Mass0.005 kg
Seal TypeOpen
ClearanceCN
Precision ClassP0
Genuine Koyo2–4h delivery in cityFree technical support

Technical Specifications

Full specifications for Koyo 61800 per OEM catalog.

Bore Diameter (d)10 mm
Outside Diameter (D)19 mm
Width (B)5 mm
Dynamic Load Rating (C)1.4 kN
Static Load Rating (C₀)0.7 kN
Limiting Speed (grease)38,000 rpm
Mass0.005 kg
Seal TypeOpen
ClearanceCN
Precision ClassP0

* Tolerances per ISO. Specifications per OEM catalog.

Cross-Reference — Equivalent Codes

Same ISO 61800 — interchangeable dimensions.

BrandPart Number
Koyo61800
fag61800
nsk61800
ntn61800
skf61800
zvl61800
nachi61800
timken61800

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

Compare 61800 Across Brands

Same interchangeable dimensions — different load ratings and pricing.

BrandSKUd×D×BC (kN)C₀ (kN)
Koyo6180010×19×51.40.7Current
FAG6180010×19×51.5View
FAG61800-2RSR10×19×51.5View
FAG61800-2Z10×19×51.5View
Koyo618002RS10×19×51.4View
Koyo61800ZZ10×19×51.4View
NACHI6180010×19×51.4View
NACHI618002NSLE10×19×51.4View
NACHI61800ZZE10×19×51.4View

FAQ — Koyo 61800

Quick answers to common questions.

Koyo 61800 có kích thước d×D×B = 10×19×5 mm theo tiêu chuẩn ISO. Đường kính trong d = 10 mm, đường kính ngoài D = 19 mm, chiều rộng B = 5 mm.

Common Applications

Office equipmentElectronics

Deep Groove Ball Bearings with 10mm bore diameter are commonly used in small motors, computer fans, printers, medical devices (under 0.5kW range).

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Koyo 61800
10×19×5 mm
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