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NTN drawn-cup needle roller bearing · live catalog page 3

BK3020

Exact NTN Bearing Finder record with complete dimensions and load ratings.

Fw30 mmOutside diameter37 mmWidth20 mmDynamic rating22.3 kNNTN item page ↗

Published bearing data

Dimensions and load ratings

NTN Bearing Finder
Item number
BK3020
Roller-envelope diameter Fw
30 mm / 1.1811 in
Outer diameter D
37 mm / 1.4567 in
Width C
20 mm / 0.7874 in
C3
2.7 mm
Static load rating
39.5 kN
Dynamic load rating
22.3 kN
Published row text
BK3020 | N/A 1.1811 in 30.000 mm | N/A 1.4567 in 37.000 mm | N/A 0.7874 in 20.000 mm | N/A 0.1063 in 2.700 mm | N/A 8900 lbf 39500 N 39.50 kN | N/A 5000 lbf 22300 N 22.30 kN

Verification boundary

What still needs to match

Do not infer interchange
ConstructionConfirm open/closed end, cage or full-complement design, oil-hole features, and exact suffix.
Shaft and housingVerify shaft hardness/finish, housing fit, tolerances, shoulders, and installation tooling.
DutyCheck load direction, lubrication, speed, temperature, contamination, and expected life.
Current dataConfirm the exact item in NTN Bearing Finder before ordering.

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