NTN
⌀20
20 × 52 × 21 mm
Load C
46 kN
Speed
9,000
Weight
0.17 kg

The NTN 32304 is a small size tapered roller bearings with ISO dimensions 20×52×21 mm. Bearings in the 20mm bore range are commonly used in car wheel hubs, light truck gearboxes, forklift axles, differentials. 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 — 5 equivalent brands available under ISO designation 32304.

NTNTapered Roller BearingsPre-Order 3–5 Days

NTN 32304

Tapered Roller Bearings — 20×52×21 mm — ISO 32304

Dimensions
Bore Diameter (d)20 mm
Outside Diameter (D)52 mm
Width (B)21 mm
Dynamic Load Rating (C)46 kN
Static Load Rating (C₀)36.5 kN
Limiting Speed (grease)9,000 rpm
Mass0.17 kg
Seal TypeOpen
ClearanceCN
Precision ClassP0
Genuine NTN2–4h delivery in cityFree technical support

Technical Specifications

Full specifications for NTN 32304 per OEM catalog.

Bore Diameter (d)20 mm
Outside Diameter (D)52 mm
Width (B)21 mm
Dynamic Load Rating (C)46 kN
Static Load Rating (C₀)36.5 kN
Limiting Speed (grease)9,000 rpm
Mass0.17 kg
Seal TypeOpen
ClearanceCN
Precision ClassP0

* Tolerances per ISO. Specifications per OEM catalog.

Cross-Reference — Equivalent Codes

Same ISO 32304 — interchangeable dimensions.

BrandPart Number
NTN32304
fag32304
nsk32304
skf32304
koyo32304
nachi32304
timken32304

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

Compare 32304 Across Brands

Same interchangeable dimensions — different load ratings and pricing.

BrandSKUd×D×BC (kN)C₀ (kN)
NTN3230420×52×214636.5Current
FAG3230420×52×2146.9—View
ZVL3230420×52×2146—View
SKF3230420×52×2146—View
NSK3230420×52×2146—View
Timken3230420×52×2146.5—View
Koyo3230420×52×2145.1—View
NACHI3230420×52×2145.5—View

FAQ — NTN 32304

Quick answers to common questions.

NTN 32304 có kích thước d×D×B = 20×52×21 mm theo tiêu chuẩn ISO. Đường kính trong d = 20 mm, đường kính ngoài D = 52 mm, chiều rộng B = 21 mm.

Common Applications

AutomotiveForklifts

Tapered Roller Bearings with 20mm bore diameter are commonly used in car wheel hubs, light truck gearboxes, forklift axles, differentials.

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NTN 32304
20×52×21 mm
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