IKO
8
8 × 15 × 12 mm
Load C
6.4 kN
Speed
28,000
Weight
0.007 kg

The IKO NK8/12 is a miniature size needle roller bearings with ISO dimensions 8×15×12 mm. Bearings in the 8mm 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. IKO Japan — needle bearing and linear motion specialist, leader in precision motion — 3 equivalent brands available under ISO designation NK8/12.

IKONeedle Roller BearingsPre-Order 3–5 Days

IKO NK8/12

Needle Roller Bearings8×15×12 mm — ISO NK8/12

Dimensions
Bore Diameter (d)8 mm
Outside Diameter (D)15 mm
Width (B)12 mm
Dynamic Load Rating (C)6.4 kN
Static Load Rating (C₀)7.5 kN
Limiting Speed (grease)28,000 rpm
Mass0.007 kg
Seal TypeOpen
ClearanceCN
Precision ClassP0
Genuine IKO2–4h delivery in cityFree technical support

Technical Specifications

Full specifications for IKO NK8/12 per OEM catalog.

Bore Diameter (d)8 mm
Outside Diameter (D)15 mm
Width (B)12 mm
Dynamic Load Rating (C)6.4 kN
Static Load Rating (C₀)7.5 kN
Limiting Speed (grease)28,000 rpm
Mass0.007 kg
Seal TypeOpen
ClearanceCN
Precision ClassP0

* Tolerances per ISO. Specifications per OEM catalog.

Cross-Reference — Equivalent Codes

Same ISO NK8/12 — interchangeable dimensions.

BrandPart Number
IKONK8/12
nskNK8/12
ntnNK8/12
skfNK8/12
nachiNK8/12

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

Compare NK8/12 Across Brands

Same interchangeable dimensions — different load ratings and pricing.

BrandSKUd×D×BC (kN)C₀ (kN)
IKONK8/128×15×126.47.5Current
NACHINK8/128×15×126.3View
NSKNK8/128×15×126.4View
NTNNK8/128×15×126.4View
SKFNK8/128×15×126.4View

FAQ — IKO NK8/12

Quick answers to common questions.

IKO NK8/12 có kích thước d×D×B = 8×15×12 mm theo tiêu chuẩn ISO. Đường kính trong d = 8 mm, đường kính ngoài D = 15 mm, chiều rộng B = 12 mm.

Common Applications

AutomotiveRobotics

Needle Roller Bearings with 8mm bore diameter are commonly used in automatic car transmissions, universal joints, industrial robots, sewing machines.

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IKO NK8/12
8×15×12 mm
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