NTN
⌀5
5 × 10 × 10 mm
Load C
3.1 kN
Speed
38,000
Weight
0.003 kg

The NTN NK5/10 is a miniature size needle roller bearings with ISO dimensions 5×10×10 mm. Bearings in the 5mm bore range are commonly used in automatic car transmissions, universal joints, industrial robots, sewing machines. This is an open type, requires periodic lubrication, suitable for clean environments variant. NTN Japan — Japanese technology, consistent quality, strong in automotive and machine tool bearings — 3 equivalent brands available under ISO designation NK5/10.

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NTN NK5/10

Needle Roller Bearings — 5×10×10 mm — ISO NK5/10

Dimensions
Bore Diameter (d)5 mm
Outside Diameter (D)10 mm
Width (B)10 mm
Dynamic Load Rating (C)3.1 kN
Static Load Rating (C₀)3.4 kN
Limiting Speed (grease)38,000 rpm
Mass0.003 kg
Seal TypeOpen
ClearanceCN
Precision ClassP0
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Technical Specifications

Full specifications for NTN NK5/10 per OEM catalog.

Bore Diameter (d)5 mm
Outside Diameter (D)10 mm
Width (B)10 mm
Dynamic Load Rating (C)3.1 kN
Static Load Rating (C₀)3.4 kN
Limiting Speed (grease)38,000 rpm
Mass0.003 kg
Seal TypeOpen
ClearanceCN
Precision ClassP0

* Tolerances per ISO. Specifications per OEM catalog.

Cross-Reference — Equivalent Codes

Same ISO NK5/10 — interchangeable dimensions.

BrandPart Number
NTNNK5/10
ikoNK5/10
nskNK5/10
skfNK5/10
nachiNK5/10

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

Compare NK5/10 Across Brands

Same interchangeable dimensions — different load ratings and pricing.

BrandSKUd×D×BC (kN)C₀ (kN)
NTNNK5/105×10×103.13.4Current
IKONK5/105×10×103.1—View
NACHINK5/105×10×103.1—View
NSKNK5/105×10×103.1—View
SKFNK5/105×10×103.1—View

FAQ — NTN NK5/10

Quick answers to common questions.

NTN NK5/10 có kích thước d×D×B = 5×10×10 mm theo tiêu chuẩn ISO. Đường kính trong d = 5 mm, đường kính ngoài D = 10 mm, chiều rộng B = 10 mm.

Common Applications

AutomotiveRobotics

Needle Roller Bearings with 5mm bore diameter are commonly used in automatic car transmissions, universal joints, industrial robots, sewing machines.

Learn More

Needle Roller Bearings: Construction, HK/NA/NK Types & Gearbox Applications

Needle roller bearings use cylindrical rollers with L/D ratio ≥ 3, delivering high radial load capacity within an extremely compact radial cross-section — 30–50% smaller than cylindrical roller bearings at equivalent load ratings.

Explore More

Type
All Needle Roller Bearings
Brand
NTN Bearings
Combined
NTN
Catalog
15,800+ Products

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NTN NK5/10
5×10×10 mm
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