NLHB
BEARINGS
DEEP GROOVE BALL BEARINGS

Deep Groove Ball Bearings

The most universal ball bearing type. Deep, uninterrupted raceway grooves let the balls run quietly at high speed while carrying moderate radial and axial loads in both directions.

Typical applications: Electric motors, fans, pumps, blowers, household appliances, power tools, office equipment, general machinery.

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1450 models in catalog7 series available

Series in this line

Click any series concept below. For specific part numbers, dimensions and replacement references, send us your drawing or part number.

Miniature Bearings (d < 8mm)

Bore 0.6 – 7.9mm
Ultra-small bearings for precision instruments, micro motors, medical devices, RC models, fans, and consumer electronics. Includes MR series, sub-8mm 6000/6200/6300 models, miniature flanged, and inch-series micro bearings.
Modeld × D × B (mm)
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6000 Series

10-50mm bore
Modeld × D × B (mm)
600010×26×8BOOS 6000 · NJJ 6000
600112×28×8BOOS 6001 · NJJ 6001
600215×32×9NJJ 6002
600317×35×10NJJ 6003
4 models in this series · Request a quote →
Light-duty standard, widely used in small motors and appliances

6200 Series

10-60mm bore
Modeld × D × B (mm)
620010×30×9NJJ 6200
620112×32×10NJJ 6201
620215×35×11NJJ 6202
3 models in this series · Request a quote →
Medium-duty, the most cross-referenced standard series

6300 Series

10-70mm bore
Modeld × D × B (mm)
630010×35×11
630112×37×12
630215×42×13
630317×47×14
630420×52×15
630525×62×17
630630×72×19
630735×80×21
16 models in this series · Request a quote →
Heavy-duty, higher load capacity for industrial applications

6700 / 6800 / 6900

Thin-section
Space-saving for compact assemblies
Modeld × D × B (mm)
670010×15×4LLHB 6700 · NJJ 6700
670112×18×4LLHB 6701 · NJJ 6701
670215×21×4LLHB 6702 · NJJ 6702
670317×23×4LLHB 6703 · NJJ 6703
670420×27×4LLHB 6704 · NJJ 6704
670525×32×4LLHB 6705 · NJJ 6705
670630×37×4LLHB 6706 · NJJ 6706
680010×19×5BOOS 6800 · LLHB 6800 · NJJ 6800 · SKS 6800
32 models in this series · Request a quote →

MR Series (Miniature)

1-10mm bore
Extra-small bearings for precision instruments
Modeld × D × B (mm)
MR1044×10×4LILY MR104 · NJJ MR104
MR1155×11×4LILY MR115 · NJJ MR115 · SKS MR115
MR1266×12×4LILY MR126 · NJJ MR126 · SKS MR126
MR522×5×2.5LILY MR52 · NJJ MR52 · SKS MR52
MR1055×10×4LILY MR105 · NJJ MR105 · NSK MR105 · SKS MR105
MR1066×10×2.5LILY MR106 · NJJ MR106 · NSK MR106 · SKS MR106
MR1177×11×2.5LILY MR117 · NJJ MR117 · NSK MR117 · SKS MR117
MR1288×12×3.5LILY MR128 · NJJ MR128 · NSK MR128 · SKS MR128
22 models in this series · Request a quote →

Flanged

All sizes
Modeld × D × B (mm)
FR0ZZ1.191×3.967×2.38NSK FR0ZZ
FR1-4ZZ1.984×6.35×3.571NSK FR1-4ZZ
FR1-5ZZ2.38×7.938×3.571NSK FR1-5ZZ
FR133ZZS2.38×4.762×2.38NSK FR133ZZS
FR144ZZ3.175×6.35×2.779NSK FR144ZZ
FR155ZZS3.967×7.938×3.175NSK FR155ZZS
FR156ZZS4.762×7.938×3.175NSK FR156ZZS
FR166ZZ4.762×9.525×3.175NSK FR166ZZ
197 models in this series · Request a quote →
Eliminates need for separate housing shoulder

R-Series (Inch)

Imperial sizes
1/4" to 1-1/2" bore for North American repair market
Modeld × D × B (mm)
R1015.875×34.925×7.144LLHB R10
R1219.05×41.275×7.938LLHB R12
R1422.225×47.625×9.525LLHB R14
R1625.4×50.8×9.525LLHB R16
R1828.575×53.975×9.525LLHB R18
R2031.75×57.15×9.525LLHB R20
R2234.925×63.5×11.113LLHB R22
R2438.1×66.675×14.288LLHB R24
14 models in this series · Request a quote →

16000 Series

10-100mm bore
Modeld × D × B (mm)
1600215×32×8
1600317×35×8
1600420×42×8
1600525×47×8
1600630×55×9
1600735×62×9
1600840×68×9
1600945×75×10
19 models in this series · Request a quote →
Open thin-section for special applications

62200 / 62300 Series

Wide
Reinforced for heavy shock loads
Modeld × D × B (mm)
62200 2RS10×30×14LLHB 62200 2RS
62201 2RS12×32×14LLHB 62201 2RS
62202 2RS15×35×14LLHB 62202 2RS
62203 2RS17×40×16LLHB 62203 2RS
62204 2RS20×47×18LLHB 62204 2RS
62205 2RS25×52×18LLHB 62205 2RS
62206 2RS30×62×20LLHB 62206 2RS
62300 2RS10×35×17LLHB 62300 2RS
13 models in this series · Request a quote →

Stainless Steel Bearings

AISI 440C · AISI 304 · All sizes
For food processing, marine, chemical, medical and high-humidity environments. Same dimensions as standard chrome-steel bearings — drop-in replacement for corrosion resistance. Available across 6000/6200/6300/MR series.
Stainless steel bearings (AISI 440C / 304) are available across all standard series above — 6000/6200/6300/MR/flanged. Specify stainless steel material when requesting a quote. Request a quote →

Electric Insulated Bearings

Coated outer ring · For VFD motors
Aluminum-oxide or ceramic coating on outer ring prevents electrical erosion in variable-frequency-drive (VFD) motors and generators. Extends bearing life in modern motor applications.
Insulated bearings are custom-configured per motor spec. Send your motor model or drawing. Request a quote →

Available options (confirmed per inquiry)

Seal: ZZ (Metal Shield) / RS (Rubber Seal) / Open
Material: Bearing Steel / Stainless Steel
Precision: P0 / P6 / P5

Specific configurations are confirmed per quotation. We do not claim every option is in stock for every model — we verify before quoting.

Need a specific model in this line?

Send the part number, dimensions or drawing. We confirm specs, supplier status and lead time before quoting.

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