SKF
50
50 × 95 × 31 mm
Load C
76.5 kN
Speed
2,200
Weight
0.7 kg

The SKF 51310 is a standard size thrust ball bearings with ISO dimensions 50×95×31 mm. Bearings in the 50mm 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. SKF Sweden — the gold standard in bearings, world-leading manufacturing quality — 4 equivalent brands available under ISO designation 51310.

SKFThrust Ball BearingsPre-Order 3–5 Days

SKF 51310

Thrust Ball Bearings50×95×31 mm — ISO 51310

Dimensions
Bore Diameter (d)50 mm
Outside Diameter (D)95 mm
Width (B)31 mm
Dynamic Load Rating (C)76.5 kN
Static Load Rating (C₀)118 kN
Limiting Speed (grease)2,200 rpm
Mass0.7 kg
Seal TypeOpen
ClearanceCN
Precision ClassP0
Genuine SKF2–4h delivery in cityFree technical support

Technical Specifications

Full specifications for SKF 51310 per OEM catalog.

Bore Diameter (d)50 mm
Outside Diameter (D)95 mm
Width (B)31 mm
Dynamic Load Rating (C)76.5 kN
Static Load Rating (C₀)118 kN
Limiting Speed (grease)2,200 rpm
Mass0.7 kg
Seal TypeOpen
ClearanceCN
Precision ClassP0

* Tolerances per ISO. Specifications per OEM catalog.

Cross-Reference — Equivalent Codes

Same ISO 51310 — interchangeable dimensions.

BrandPart Number
SKF51310
fag51310
nsk51310
ntn51310
zvl51310
nachi51310

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

Compare 51310 Across Brands

Same interchangeable dimensions — different load ratings and pricing.

BrandSKUd×D×BC (kN)C₀ (kN)
SKF5131050×95×3176.5118Current
FAG5131050×95×3178View
NACHI5131050×95×3175.7View
NSK5131050×95×3176.5View
NTN5131050×95×3176.5View
ZVL5131050×95×3176.5View

FAQ — SKF 51310

Quick answers to common questions.

SKF 51310 có kích thước d×D×B = 50×95×31 mm theo tiêu chuẩn ISO. Đường kính trong d = 50 mm, đường kính ngoài D = 95 mm, chiều rộng B = 31 mm.

Common Applications

ManufacturingEnergy

Thrust Ball Bearings with 50mm bore diameter are commonly used in vertical ball screws, large CNC rotary tables, heavy jacks, vertical pump shafts.

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SKF 51310
50×95×31 mm
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