NACHI
55
55 × 120 × 48 mm
Load C
123.8 kN
Speed
1,800
Weight
1.7 kg

The NACHI 51411 is a standard size thrust ball bearings with ISO dimensions 55×120×48 mm. Bearings in the 55mm bore range are commonly used in vertical ball screws, large CNC rotary tables, heavy jacks, vertical pump shafts. This is an open type, requires periodic lubrication, suitable for clean environments variant. NACHI Japan — bearings and cutting tools, strong in machine tool applications — 4 equivalent brands available under ISO designation 51411.

NACHIThrust Ball BearingsPre-Order 3–5 Days

NACHI 51411

Thrust Ball Bearings55×120×48 mm — ISO 51411

Dimensions
Bore Diameter (d)55 mm
Outside Diameter (D)120 mm
Width (B)48 mm
Dynamic Load Rating (C)123.8 kN
Static Load Rating (C₀)202 kN
Limiting Speed (grease)1,800 rpm
Mass1.7 kg
Seal TypeOpen
ClearanceCN
Precision ClassP0
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Technical Specifications

Full specifications for NACHI 51411 per OEM catalog.

Bore Diameter (d)55 mm
Outside Diameter (D)120 mm
Width (B)48 mm
Dynamic Load Rating (C)123.8 kN
Static Load Rating (C₀)202 kN
Limiting Speed (grease)1,800 rpm
Mass1.7 kg
Seal TypeOpen
ClearanceCN
Precision ClassP0

* Tolerances per ISO. Specifications per OEM catalog.

Cross-Reference — Equivalent Codes

Same ISO 51411 — interchangeable dimensions.

BrandPart Number
NACHI51411
fag51411
nsk51411
ntn51411
skf51411
zvl51411

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

Compare 51411 Across Brands

Same interchangeable dimensions — different load ratings and pricing.

BrandSKUd×D×BC (kN)C₀ (kN)
NACHI5141155×120×48123.8202Current
FAG5141155×120×48127.5View
NSK5141155×120×48125View
NTN5141155×120×48125View
SKF5141155×120×48125View
ZVL5141155×120×48125View

FAQ — NACHI 51411

Quick answers to common questions.

NACHI 51411 có kích thước d×D×B = 55×120×48 mm theo tiêu chuẩn ISO. Đường kính trong d = 55 mm, đường kính ngoài D = 120 mm, chiều rộng B = 48 mm.

Common Applications

ManufacturingEnergy

Thrust Ball Bearings with 55mm bore diameter are commonly used in vertical ball screws, large CNC rotary tables, heavy jacks, vertical pump shafts.

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NACHI 51411
55×120×48 mm
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