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51218 bearing: 90 × 135 × 35 mm

Bearings › 51218

A 51218 is a ball thrust bearing, 90 mm bore, 135 mm outside diameter, 35 mm high.

Bore90 mm
Outside diameter (OD)135 mm
Height35 mm
Dynamic load rating C112 kN
Static load rating C0290 kN
Limiting speed2 800 r/min
Weight1.63 kg

Ratings and weight: SKF product page, skf.com, read 2 Oct 2026, designation 51218. Limiting speed as SKF gives it.

Open 51218 in BenchsmithAdd to order list

What the number means

5Thrust ball bearing, one direction
12Series 12
18Bore 90 mm

Same bore, different size

Same size, different type

One size up or down

Every bearing 90 × 135 × 35 mm: 90 × 135 × 35 mm bearings. Measured a bearing with no number on it? Type the bore, OD and width into Benchsmith → Find → Bearing.