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Koyo NK70/25 — catalogue photograph of the needle roller bearing family

Koyo NK70/25 heavy-duty needle roller bearing

Koyo NK70/25 heavy-duty needle roller bearing: roller bore diameter Fw 70 mm, outside diameter D 85 mm, width 25 mm.

Heavy-duty needle roller bearings · All Koyo part numbers

Figure © Koyo, clipped unaltered from Koyo Ball & Roller Bearings catalog B2001E-6 — Standard Bearings section (B2001E-6b). It illustrates the product family printed there, which may include other sizes. Removed on request.

Koyo NK70/25 — catalogue photograph of the needle roller bearing familyKoyo NK70/25 — catalogue drawing of the needle roller bearing familyKoyo NK70/25 — catalogue drawing of the needle roller bearing family
Koyo NK70/25: roller bore diameter Fw 70 mm, outside diameter D 85 mm, width C 25 mm, drawn to scaleFw 70 mmD 85 mmC 25 mm
Drawing: BearingLookup, to the printed roller bore diameter Fw, outside diameter D and width C cited in the specifications below; internal detail is illustrative.

Specifications

Roller bore diameter Fw70 mm
Outside diameter D85 mm
Width25 mm
Basic dynamic load rating Cr43.6 kN
Shaft diameter70 mm
Basic static load rating C0r87.9 kN
Limiting speed, grease lubrication3900 min-1
Limiting speed, oil lubrication6000 min-1
Mass0.298 kg
Product typeHeavy-duty needle roller bearings without inner rings, metric series

All specifications: Verified printed in Koyo’s own catalogue

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