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NSK single-row cylindrical roller bearing · live catalog page 4

N208W

Manufacturer-published dimensions, load ratings, thermal speed rating, and limiting speeds.

Bore d40 mmOutside diameter D80 mmWidth B18 mmDynamic rating Cr54,000 NNSK product page ↗

Live manufacturer catalog row

Published specifications

NSK online catalog
Designation
N208W
Bore d
40 mm
Outside diameter D
80 mm
Width B
18 mm
Minimum corner radius r
1.1 mm
Minimum corner radius r1
1.1 mm
Fw
Not applicable / not published
Ew
70 mm
Basic dynamic load rating Cr
54,000 N
Basic static load rating C0r
43,000 N
Thermal speed rating — oil bath
9,500 rpm
Mechanical speed — forced oil
Not published
Limiting speed — grease
6,700 rpm
Limiting speed — oil
8,000 rpm
Published row text
N208W | 40 | 80 | 18 | 1.1 | 1.1 | | 70 | 54000 | 43000 | 9500 | | 6700 | 8000

Verification boundary

What still needs to match

Do not infer interchange
Bearing designConfirm N/NU/NJ/NUP/NF flange arrangement and exact suffixes.
Fit and clearanceVerify shaft/housing tolerances, internal clearance, shoulders, fillets, and mounting method.
DutyCheck speed, lubrication, temperature, radial/axial load handling, contamination, and required life.
Current product dataConfirm the exact designation on the linked NSK product page before ordering.

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