Industrial replacement referenceSource-backed records · No compatibility guesswork

NSK single-row deep groove ball bearing · live catalog page 1

6801

Manufacturer-published boundary dimensions, basic load ratings, and limiting speeds.

Bore d12 mmOutside diameter D21 mmWidth B5 mmDynamic rating Cr2,110 NNSK product page ↗

Live manufacturer catalog row

Published specifications

NSK online catalog
Designation
6801
Bore d
12 mm
Outside diameter D
21 mm
Width B
5 mm
Minimum corner radius r
0.3 mm
Basic dynamic load rating Cr
2,110 N
Basic static load rating C0r
1,040 N
Limiting speed — grease
32,000 rpm
Limiting speed — oil
38,000 rpm
Published row text
6801 | 12 | 21 | 5 | 0.3 | 2110 | 1040 | 32000 | 38000

Verification boundary

What still needs to match

Do not infer interchange
Exact suffixConfirm seals/shields, internal clearance, cage, precision class, and material for the complete designation.
FitVerify shaft/housing tolerances, shoulders, fillets, and mounting method.
DutyCheck speed, temperature, lubrication, contamination, load direction, and required bearing life.
Current product dataConfirm the exact designation on the linked NSK product page before ordering.

Related NSK bearings

Same bore dimension

8