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NTN 6315LUNC3: bore d 75.000 mm, outside diameter D 160.000 mm, width B 37.000 mm, drawn to scaled 75.000 mmD 160.000 mmB 37.000 mmSingle Sealed
Drawing: BearingLookup, to the printed bore d, outside diameter D and width B cited in the specifications below; internal detail is illustrative.

NTN 6315LUNC3 deep groove ball bearing

NTN 6315LUNC3 deep groove ball bearing Single Sealed C3 (NTN Bearing Finder: Item # 6315LUNC3): bore d 75.000 mm (2.9528 in), outside diameter D 160.000 mm (6.2992 in), width 37.000 mm (1.4567 in).

Deep groove ball bearings · All NTN part numbers

Open deep groove ball bearing with its steel balls visible
A typical deep groove ball bearing — not necessarily this part. Photo: “1984 deep groove ball bearing UR 6304 made in Czechoslovakia by ZKL” by R. Henrik Nilsson, CC BY 4.0, via Wikimedia Commons (resized).

Specifications

Bore d75.000 mm (2.9528 in)
Outside diameter D160.000 mm (6.2992 in)
Width37.000 mm (1.4567 in)
Basic dynamic load rating Cr126.00 kN
Basic static load rating C0r77.00 kN
Limiting speed, grease lubrication2900 RPM
EnclosureSingle Sealed
Radial internal clearanceC3
Cage typePressed
Cage materialSteel
Bore typeRound
PrecisionClass 0
MaterialHigh Carbon Chrome Steel
TypeBall Bearing

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

Same size, other makers and types (75 × 160 × 37 mm)

PartManufacturerType
7315Koyoangular contact ball bearing
7315BKoyoangular contact ball bearing
7315CKoyoangular contact ball bearing
N315Koyocylindrical roller bearing
NF315Koyocylindrical roller bearing
NJ315RKoyocylindrical roller bearing
NU315RKoyocylindrical roller bearing
NUP315RKoyocylindrical roller bearing
6315 2RSKoyodeep groove ball bearing
6315 2RUKoyodeep groove ball bearing
6315 ZZKoyodeep groove ball bearing
6315Koyodeep 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. 6 more share this size.

Related parts

Sources