NSK
30
30 × 70 × 28 mm
Load C
48 kN
Speed
3,200
Weight
0.36 kg

The NSK 51406 is a small size thrust ball bearings with ISO dimensions 30×70×28 mm. Bearings in the 30mm bore range are commonly used in CNC rotary tables, couplings, hydraulic jacks, small vertical motor shafts. This is an open type, requires periodic lubrication, suitable for clean environments variant. NSK Japan — precision bearing specialist, CNC spindles and high-speed bearings — 4 equivalent brands available under ISO designation 51406.

NSKThrust Ball BearingsPre-Order 3–5 Days

NSK 51406

Thrust Ball Bearings30×70×28 mm — ISO 51406

Dimensions
Bore Diameter (d)30 mm
Outside Diameter (D)70 mm
Width (B)28 mm
Dynamic Load Rating (C)48 kN
Static Load Rating (C₀)71 kN
Limiting Speed (grease)3,200 rpm
Mass0.36 kg
Seal TypeOpen
ClearanceCN
Precision ClassP0
Genuine NSK2–4h delivery in cityFree technical support

Technical Specifications

Full specifications for NSK 51406 per OEM catalog.

Bore Diameter (d)30 mm
Outside Diameter (D)70 mm
Width (B)28 mm
Dynamic Load Rating (C)48 kN
Static Load Rating (C₀)71 kN
Limiting Speed (grease)3,200 rpm
Mass0.36 kg
Seal TypeOpen
ClearanceCN
Precision ClassP0

* Tolerances per ISO. Specifications per OEM catalog.

Cross-Reference — Equivalent Codes

Same ISO 51406 — interchangeable dimensions.

BrandPart Number
NSK51406
fag51406
ntn51406
skf51406
zvl51406
nachi51406

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

Compare 51406 Across Brands

Same interchangeable dimensions — different load ratings and pricing.

BrandSKUd×D×BC (kN)C₀ (kN)
NSK5140630×70×284871Current
FAG5140630×70×2849View
NACHI5140630×70×2847.5View
NTN5140630×70×2848View
SKF5140630×70×2848View
ZVL5140630×70×2848View

FAQ — NSK 51406

Quick answers to common questions.

NSK 51406 có kích thước d×D×B = 30×70×28 mm theo tiêu chuẩn ISO. Đường kính trong d = 30 mm, đường kính ngoài D = 70 mm, chiều rộng B = 28 mm.

Common Applications

Machine toolsAutomotive

Thrust Ball Bearings with 30mm bore diameter are commonly used in CNC rotary tables, couplings, hydraulic jacks, small vertical motor shafts.

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NSK 51406
30×70×28 mm
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