NTN
9
9 × 13 × 12 mm
Load C
6.2 kN
Speed
30,000
Weight
0.004 kg

The NTN HK0912 is a miniature size needle roller bearings with ISO dimensions 9×13×12 mm. Bearings in the 9mm 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 HK0912.

NTNNeedle Roller BearingsPre-Order 3–5 Days

NTN HK0912

Needle Roller Bearings9×13×12 mm — ISO HK0912

Dimensions
Bore Diameter (d)9 mm
Outside Diameter (D)13 mm
Width (B)12 mm
Dynamic Load Rating (C)6.2 kN
Static Load Rating (C₀)5.6 kN
Limiting Speed (grease)30,000 rpm
Mass0.004 kg
Seal TypeOpen
ClearanceCN
Precision ClassP0
Genuine NTN2–4h delivery in cityFree technical support

Technical Specifications

Full specifications for NTN HK0912 per OEM catalog.

Bore Diameter (d)9 mm
Outside Diameter (D)13 mm
Width (B)12 mm
Dynamic Load Rating (C)6.2 kN
Static Load Rating (C₀)5.6 kN
Limiting Speed (grease)30,000 rpm
Mass0.004 kg
Seal TypeOpen
ClearanceCN
Precision ClassP0

* Tolerances per ISO. Specifications per OEM catalog.

Cross-Reference — Equivalent Codes

Same ISO HK0912 — interchangeable dimensions.

BrandPart Number
NTNHK0912
ikoHK0912
nskHK0912
skfHK0912
nachiHK0912

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

Compare HK0912 Across Brands

Same interchangeable dimensions — different load ratings and pricing.

BrandSKUd×D×BC (kN)C₀ (kN)
NTNHK09129×13×126.25.6Current
IKOHK09129×13×126.2View
NACHIHK09129×13×126.1View
NSKHK09129×13×126.2View
SKFHK09129×13×126.2View

FAQ — NTN HK0912

Quick answers to common questions.

NTN HK0912 có kích thước d×D×B = 9×13×12 mm theo tiêu chuẩn ISO. Đường kính trong d = 9 mm, đường kính ngoài D = 13 mm, chiều rộng B = 12 mm.

Common Applications

AutomotiveRobotics

Needle Roller Bearings with 9mm bore diameter are commonly used in automatic car transmissions, universal joints, industrial robots, sewing machines.

Need a Quote for NTN HK0912?

Engineers ready for bearing selection, cross-reference, and same-day quotation.

NTN HK0912
9×13×12 mm
Quote