WZZG 20PCS Miniature Ball Bearings 687 Open 687ZZ 2RS Double Shroud Seal Stainless Steel Bearings width 3mm 3.5mm 4mm 5mm Bearings

WZZG miniature bearings 687-ZZ 2RS 687K S687K S687-ZZ 2RS 687W3.5-ZZ 687W4-ZZ S687W4-ZZ S687W3-ZZ

echnical Specifications

Type: single row deep groove ball bearing

Model and size:

687-ZZ :   7*14*5mm

687-2RS:  7*14*5mm

S687-ZZ :  7*14*5mm

S687-2RS: 7*14*5mm

687K :    7*14*3.5mm

S687K :   7*14*3.5mm

687W3.5-ZZ : 7*14*3.5mm

687W4-ZZ :  7*14*4mm

S687W4-ZZ :  7*14*4mm

S687W3ZZ :  7*14*3mm

Material: 52100 Chrome Steel/440C Stainless steel

Seal Type:ZZ (double-sided metal seal)

2RS(double-sided rubber seal)

K(Open)

Quantity:20pieces