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NTN drawn-cup needle roller bearing · live catalog page 15

HMK1821LL

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

Fw18 mmOutside diameter25 mmWidth18 mmDynamic rating12 kNNTN item page ↗

Published bearing data

Dimensions and load ratings

NTN Bearing Finder
Item number
HMK1821LL
Roller-envelope diameter Fw
18 mm / 0.7087 in
Outer diameter D
25 mm / 0.9843 in
Width C
18 mm / 0.7087 in
C3
Not published
Static load rating
15.1 kN
Dynamic load rating
12 kN
Published row text
HMK1821LL | N/A 0.7087 in 18.000 mm | N/A 0.9843 in 25.000 mm | N/A 0.7087 in 18.000 mm | N/A | N/A 3400 lbf 15100 N 15.10 kN | N/A 2700 lbf 12000 N 12.00 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.

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