Industrial replacement referenceSource-backed records · No compatibility guesswork

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

BK3012

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

Fw30 mmOutside diameter37 mmWidth12 mmDynamic rating13 kNNTN item page ↗

Published bearing data

Dimensions and load ratings

NTN Bearing Finder
Item number
BK3012
Roller-envelope diameter Fw
30 mm / 1.1811 in
Outer diameter D
37 mm / 1.4567 in
Width C
12 mm / 0.4724 in
C3
2.7 mm
Static load rating
19.5 kN
Dynamic load rating
13 kN
Published row text
BK3012 | N/A 1.1811 in 30.000 mm | N/A 1.4567 in 37.000 mm | N/A 0.4724 in 12.000 mm | N/A 0.1063 in 2.700 mm | N/A 4400 lbf 19500 N 19.50 kN | N/A 2920 lbf 13000 N 13.00 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.

Related NTN bearings

Same Fw dimension

8