Hybrid ceramic ball bearing R188 with size 6.35x12.7x4.762 mm stainless steel race and white ZrO2 ceramic balls.

Product Description

Deep Groove Ball Bearings R188

Application: It is usually be used for the Fidget Spinner, Sliding doors , sliding windows, etc.

Size: 6.35x12.7x4.762 mm (dxDxB)

Weight: 0.0022kg

Material: Stainless steel races & ZrO2 ceramic balls

Retainer: Steel double retainer

Tips: Customized bearing is accepted.

Knowledge of Deep groove ball bearing

Component:Outer Race, Inner Race, Balls, Cage, Shield

Material	Stainless steel	High hardness and price
	Chrome Steel (GCr15)	Normal material with medium price
	Hybrid ceramic	Usually be made in steel body and ceramic balls.
	Full ceramic	Usually be made in Si3O4 or NrO2 with PTFE retainer
1	Material of retainer	Chrome steel / Carbon steel / stainless steel / Nylon
1	Type of retainer	crown retainer / double retainer
2	Shield type	1, Open type. without shield 2, ZZ type. (Steel shield on both sides) 3, 2RS type. (Rubber shield on both sides)
3	Shield color and material	Color: Black or customized Material: steel or rubber
4	Max Speed	Please contact us. It depends on exact model No.
5	Lubrication	1, Grease (used for ZZ or 2RS type) 2, Oil (used for open type)
6	Accuracy	P0 < P6< P5 < P4 < P2 (Standard: GB307.1 ) ABEC1<ABEC3<ABEC5<ABEC7<ABEC9 (Standard: ANSI)

Packaging & Shipping

1, OEM packing by plastic tube.

2, Single packing box with logo HXHV (It will casue extra fee)

3, Customized Packing is accepted, such as logo, carton box, etc.

Our Services

Hybrid ceramic ball bearing R188 with size 6.35x12.7x4.762 mm stainless steel race and white ZrO2 ceramic balls

Product Features