6801-2RS Bicycle Hub Bottom Brackets Bearing Steel Hybrid Si3N4 Ceramic Ball Bearings 12x21x5mm

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6801-2RS

Bore Diameter:12 mm

Outside Diameter:21 mm

Width:5 mm

Weight:0.006 kg

Reference FOB Price:US3 ~ 7 / Piece

Min. Order:4 Piece

The 6801-2RS bearing is a Deep Groove Ball Bearings with an inner diameter of 12 mm , an outer diameter of 21 mm, a width of 5 mm. It typically uses ABEC-1 ABEC-3 ABEC-5 ABEC-7 grade precision tolerances and features a nylon cage, Si3N4 ceramic bearing balls, 2RS type, Rubber. together determine its load-bearing capacity, rotational accuracy, and applicable working conditions.

Dimensions:

Inside Diameter:

12 mm

Outside Diameter:

21 mm

Thickness:

5 mm

Weight:

0.006 KG

Reference speed (Grease rpm):

33000r/min

Limiting speed (Oil rpm):

39000r/min

Specifications:

Structure:

Steel GCR15 and Hybrid Si3n4 ceramic ball bearing

Demensions:

12x21x5mm

Brand:

Neutral,OEM

Precision Rating:

ABEC-1 ABEC-3 ABEC-5 ABEC-7

Bearing Material:

Bearing steel GCR15

Cage material:

nylon

Seals Type:

2RS

Seal Material:

Rubber

Ball Material:

Si3N4 ceramic bearing

Transaction Information:

Shipping Ways:

sea shipping ,air ,express

Country of Origin:

China

Stock:

5000 Piece

Port:

Shanghai

Payment term:

TT ,PAYPAL ,Western Union

Delivery time:

According your quantity

Detailed description

Item No :6801-2RS

Sealed type : double rubber sealed cover

Material: Bearing steel GCR15 ring+ Si3N4 ceramic balls +nylon cage

Precision Rating :ABEC-1,ABEC-3,ABEC,5,ABEC-7 all available

MOQ:4pcs/lot

Model	6801-2RS
Dimensions	Bore (d)	12	mm
	Diameter (D)	21	mm
	Width (B)	5	mm

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6801-2RS Bicycle Hub Bottom Brackets Bearing Steel Hybrid Si3N4 Ceramic Ball Bearings 12x21x5mm

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