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NTN tapered roller set · live catalog page 1

12175/12303

Manufacturer-published cone/cup set dimensions and radial load ratings.

Bore B1.75 in / 44.45 mmOutside diameter D3.0312 in / 76.992 mmWidth W0.6875 in / 17.462 mmDynamic rating44,000 NNTN item page ↗

Live manufacturer row

Published specifications

NTN Bearing Finder
Set number
12175/12303
Bore B
1.75 in / 44.45 mm
Outside diameter D
3.0312 in / 76.992 mm
Width W
0.6875 in / 17.462 mm
Minimum corner radius r
0.06 in / 1.5 mm
Static load rating
12,100 lbf / 54,000 N
Dynamic load rating
9,900 lbf / 44,000 N
Published row text
12175/12303 | N/A 1.7500 in 44.450 mm | N/A 3.0312 in 76.992 mm | N/A 0.6875 in 17.462 mm | N/A 0.0600 in 1.500 mm | N/A 12100 lbf 54000 N 54.00 kN | N/A 9900 lbf 44000 N 44.00 kN

Verification boundary

What still needs to match

Do not infer interchange
Exact cone/cup setConfirm both members of the set and exact series/designation.
Fits and geometryVerify shaft and housing seats, shoulders, fillets, preload/endplay, and mounting arrangement.
DutyCheck radial and axial loading, speed, lubrication, temperature, contamination, and required life.
Current dataConfirm the exact set in NTN Bearing Finder before ordering.

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