RNA4912 Needle Roller Bearing Specifications
Bore d (mm)
68
Outer D (mm)
85
Width B (mm)
25
Dynamic rating Cr (kN)
69.5
Static rating Cor (kN)
—
Grease limit speed (r/min)
—
Oil limit speed (r/min)
—
Frequently Asked Questions / FAQ
Is RUIST RNA4912 available from stock and what is the MOQ?
RNA4912 is produced in volume with flexible MOQ; mixed batches and neutral-pack/OEM options are supported for distributors and OEMs.
What are the technical specifications of RUIST RNA4912?
Key specs: d = 68 mm, D = 85 mm, B = 25 mm, Cr = 69.5 kN, Cor = — kN. A complete datasheet is generated per model.
Which industries buy RUIST RNA4912 Needle Roller Bearing?
Typical buyers are in mining, cement, steel, wind, agriculture, material handling and general machinery manufacturing.
How does RUIST RNA4912 compare on price and lead time?
As a direct factory source, RNA4912 offers competitive ex-works pricing with short lead times versus imported brand equivalents.