Industrial replacement referenceSource-backed records · No compatibility guesswork

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

HMK2120

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

Fw21 mmOutside diameter29 mmWidth20 mmDynamic rating19.4 kNNTN item page ↗

Published bearing data

Dimensions and load ratings

NTN Bearing Finder
Item number
HMK2120
Roller-envelope diameter Fw
21 mm / 0.8268 in
Outer diameter D
29 mm / 1.1417 in
Width C
20 mm / 0.7874 in
C3
Not published
Static load rating
25.8 kN
Dynamic load rating
19.4 kN
Published row text
HMK2120 | N/A 0.8268 in 21.000 mm | N/A 1.1417 in 29.000 mm | N/A 0.7874 in 20.000 mm | N/A | N/A 5800 lbf 25800 N 25.80 kN | N/A 4350 lbf 19400 N 19.40 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

1