FAG
55
55 × 78 × 16 mm
Load C
37.2 kN
Speed
3,400
Weight
0.21 kg

The FAG 51111 is a standard size thrust ball bearings with ISO dimensions 55×78×16 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. FAG/Schaeffler Germany — German precision engineering, especially strong in large and heavy-load bearings — 4 equivalent brands available under ISO designation 51111.

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FAG 51111

Thrust Ball Bearings55×78×16 mm — ISO 51111

Dimensions
Bore Diameter (d)55 mm
Outside Diameter (D)78 mm
Width (B)16 mm
Dynamic Load Rating (C)37.2 kN
Static Load Rating (C₀)55.1 kN
Limiting Speed (grease)3,400 rpm
Mass0.21 kg
Seal TypeOpen
ClearanceCN
Precision ClassP0
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Technical Specifications

Full specifications for FAG 51111 per OEM catalog.

Bore Diameter (d)55 mm
Outside Diameter (D)78 mm
Width (B)16 mm
Dynamic Load Rating (C)37.2 kN
Static Load Rating (C₀)55.1 kN
Limiting Speed (grease)3,400 rpm
Mass0.21 kg
Seal TypeOpen
ClearanceCN
Precision ClassP0

* Tolerances per ISO. Specifications per OEM catalog.

Cross-Reference — Equivalent Codes

Same ISO 51111 — interchangeable dimensions.

BrandPart Number
FAG51111
nsk51111
ntn51111
skf51111
zvl51111
nachi51111

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

Compare 51111 Across Brands

Same interchangeable dimensions — different load ratings and pricing.

BrandSKUd×D×BC (kN)C₀ (kN)
FAG5111155×78×1637.255.1Current
NACHI5111155×78×1636.1View
NSK5111155×78×1636.5View
NTN5111155×78×1636.5View
SKF5111155×78×1636.5View
ZVL5111155×78×1636.5View

FAQ — FAG 51111

Quick answers to common questions.

FAG 51111 có kích thước d×D×B = 55×78×16 mm theo tiêu chuẩn ISO. Đường kính trong d = 55 mm, đường kính ngoài D = 78 mm, chiều rộng B = 16 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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FAG 51111
55×78×16 mm
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