(dimensions in mm)

Bearing Type - Open

Bore Dia (d) - 4.0000

Outer Dia (D) - 9.0000

Width (B) - 2.5000

Radius (min) (rs) - 0.100

Dynamic Load Rating (Cr) - 545

Static Load Rating (Cor) - 182

Max Speed (Grease) (X1000 RPM) - 53

Max Speed (Oil) (X1000 RPM) - 63

Max. Shaft Shoulder Dia. Inner (Li) - 5.2

Min. Housing Shoulder Dia., Outer (Lo) - 7.5

Ball Qty - 7

Ball Dia (Dw) - 1.5880

Weight (g) - 0.65

Precision - A1

Standard Clearance - K25

Material - Martensitic Stainless Steel

Also available in 52100 Chrome Steel

ABEC Grades 1, 3, 5, 7, and 9 are available. Also, the equivalent ISO classes.

• Model Number: 684H
• Inner Diameter：4mm Outer Diameter：9mm Width：2,5mm
• Type：Deep Groove Ball Bearings
• Update date：2025-04-19
• Application:internal combustion engine,climb ladder,Generator,Broadcasting System,vertical sawing machine,Rolling mill gear box,Laser Devices,marine analysis,Plastic Equipment,Garment Accessories,universal category
• Similar models:NTN 6848 ZEN SF684-2RS NTN 684AX50ZZ CYSD 6844 KOYO SB6849 CYSD 6840 CYSD 6848-ZZ NSK 684A ZEN F684 ISB F684ZZ
• BEARING POWER International Trading Co.,Ltd. specialize in 684H products，there is large inventory of AST 684H . We has been built up long-term cooperation with AST company, could make a bulk order of the 684H Which AST 684H is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express.Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

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  MI-10-N	.6250		.7600	CONSOLIDATED	NEEDLE BEARINGS