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NTN 365A/363: bore d 1.9685 in, outside diameter D 3.5433 in, width W 0.7874 in, drawn to scaled 1.9685 inD 3.5433 inW 0.7874 in
Drawing: BearingLookup, to the printed bore d, outside diameter D and width W cited in the specifications below; internal detail is illustrative.

NTN 365A/363 inch tapered roller bearing

NTN 365A/363 inch tapered roller bearing: bore d 1.9685 in (50.000 mm), outside diameter D 3.5433 in (90.000 mm), width 0.7874 in (20.000 mm).

Inch tapered roller bearings · All NTN part numbers

Rendering of a tapered roller bearing with the outer cup separated from the cone and its ring of tapered rollers
A typical inch tapered roller bearing — not necessarily this part. Photo: “Tapered-roller-bearing din720 ex” by Silberwolf, CC BY 2.5, via Wikimedia Commons (resized).

Specifications

Bore d1.9685 in (50.000 mm)
Outside diameter D3.5433 in (90.000 mm)
Width0.7874 in (20.000 mm)
Basic dynamic load rating Cr84.00 kN
Basic static load rating C0r103.00 kN

All specifications: Verified printed in NTN’s own product listing

Same size, other makers and types (50 × 90 × 20 mm)

PartManufacturerType
7210Koyoangular contact ball bearing
7210BKoyoangular contact ball bearing
7210CKoyoangular contact ball bearing
N210Koyocylindrical roller bearing
NF210Koyocylindrical roller bearing
NJ210RKoyocylindrical roller bearing
NU210RKoyocylindrical roller bearing
NUP210RKoyocylindrical roller bearing
6210 2RDKoyodeep groove ball bearing
6210 2RSKoyodeep groove ball bearing
6210 2RUKoyodeep groove ball bearing
6210 ZZKoyodeep groove ball bearing

These match this part on the dimensions each maker prints. A size match is not a stated interchange: check the other specifications before substituting. 12 more share this size.

Related parts

Sources