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

The NSK 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. NSK Japan — precision bearing specialist, CNC spindles and high-speed bearings — 3 equivalent brands available under ISO designation NK8/12.

NSKNeedle Roller BearingsPre-Order 3–5 Days

NSK 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 NSK2–4h delivery in cityFree technical support

Technical Specifications

Full specifications for NSK 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
NSKNK8/12
ikoNK8/12
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)
NSKNK8/128×15×126.47.5Current
IKONK8/128×15×126.4View
NACHINK8/128×15×126.3View
NTNNK8/128×15×126.4View
SKFNK8/128×15×126.4View

FAQ — NSK NK8/12

Quick answers to common questions.

NSK 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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NSK NK8/12
8×15×12 mm
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