Single row deep groove ball bearings d7-9mm SKF Type 6 

Type

Single row deep groove ball bearings

Bearing structure

Full cover rings

Rolling element

Ball

Number of rolling row

1

Bearing design

Standard

For shaft type

Standard

Cover type

Open, Shielded, Sealed

Cover style

Shields on both sides, Contact seal, NBR, on both sides, Low-friction seal, Non-contact seal, on one side only, Shield on one side only, Rubber contact seals on both sides

Bore diameter

7mm, 8mm, 9mm

Outside diameter

14mm, 17mm, 19mm, 22mm, 16mm, 24mm, 28mm, 20mm

Bearing thickness

3.5mm, 5mm, 6mm, 7mm, 4mm, 11mm, 8mm, 9mm

Reference speed

100000rpm, 90000rpm, 85000rpm, 70000rpm, 75000rpm, 63000rpm, 60000rpm, 80000rpm

Limiting speed

63000rpm, 50000rpm, 45000rpm, 56000rpm, 53000rpm, 24000rpm, 43000rpm, 22000rpm, 36000rpm, 26000rpm, 48000rpm, 38000rpm, 40000rpm, 19000rpm, 32000rpm, 30000rpm, 34000rpm

Basic dynamic load

780N, 956N, 1.06kN, 2.34kN, 3.45kN, 819N, 1.33kN, 1.46kN, 3.9kN, 871N, 1.43kN

Basic static load

260N, 400N, 375N, 950N, 1.37kN, 300N, 570N, 465N, 1.66kN, 340N, 640N, 980N

Fatigue load limit

11N, 17N, 16N, 40N, 57N, 12N, 24N, 20N, 71N, 14N, 27N, 43N

Load direction

Combined radial and axial

Ring material

Steel

Cage method

Glass fiber reinforced PA66 cage, Ball centred, Pressed cage

Cage material

Polyamide PA66, Steel

Roller element material

Silicon nitride (Si3N4), Steel

Internal clearance/ preload/ Tolerance class

Clearance CN, Clearance C3, Clearance C3H, Clearance C4, Clearance C2, Clearance C2E, Clearance C5, Clearance CNH, Clearance C4H

Lubrication

Non-lube, Grease, Solid oil, Ester lithium soap grease, Este Polyurea grease, Diester lithium soap grease, Mineral polyurea grease, NSF H1 oil, Mineral lithium soap

Operating temperature

120°C or less, -40...120°C

Features

Grease fill for low as well as high temperature, Fill smaller than standard, Lubrication feature, Machined steel or special cast iron cage, rolling element centre, Lubrication barierta, high-low temperatire grease range -35...260°C, Variants in quality, dimensions, accuracy, vibration

Overall length

3.5mm, 5mm, 6mm, 7mm, 4mm, 11mm, 8mm, 9mm

Overall diameter

14mm, 17mm, 19mm, 22mm, 16mm, 24mm, 28mm, 20mm

Approx. weight

0.0022kg, 0.0031kg, 0.0049kg, 0.0076kg, 0.0078kg, 0.0084kg, 0.012kg, 0.013kg, 0.003kg, 0.0036kg, 0.0043kg, 0.0071kg, 0.0072kg, 0.016kg, 0.018kg, 0.017kg, 0.03kg, 0.0034kg, 0.014kg, 0.0102kg, 0.015kg, 0.0038kg