Home / Product / 6800 Series Deep Groove Ball Bearing / 684 ZZ/2RS Open 4x9x4mm Miniature Bearing High Precision Bearing Deep Groove Ball Bearing
  • 684 ZZ/2RS Open 4x9x4mm Miniature Bearing High Precision Bearing Deep Groove Ball Bearing
  • 684 ZZ/2RS Open 4x9x4mm Miniature Bearing High Precision Bearing Deep Groove Ball Bearing

684 ZZ/2RS Open 4x9x4mm Miniature Bearing High Precision Bearing Deep Groove Ball Bearing

Specification

MODEL SIZE BASIC RATED LOAD WEIGHT
(reference)
kg
INNER DIAMETER(d)
mm
OUTER DIAMETER(D)
mm
WIDTH CHAMFER(r)
mm
DYNAMIC
Cr N
STATIC
Cor N
OPEN TYPE
mm
SHIELD TYPE
mm
684 4 9 2.5 4 0.1 480 170 0.0010
685 5 11 3 5 0.15 770 320 0.0019
686 6 13 3.5 5 0.15 1080 440 0.0027
687 7 14 3.5 5 0.15 1170 510 0.0030
688 8 16 4 5 0.2 1250 590 0.0038
689 9 17 4 5 0.2 1330 660 0.0440
6800 10 19 5 5 0.3 1590 750 0.0050
6801 12 21 5 5 0.3 1910 1040 0.0060
6802 15 24 5 5 0.3 2070 1250
0.0070
6803 17 26 5 5 0.3 2130 1360 0.0080
6804 20 32 7 7 0.3 3480 2230 0.0190
6805 25 37 7 7 0.3 3680 2630 0.0220
6806 30 42 7 7 0.3 4000 3150 0.0260
6807 35 47 7 7 0.3 4270 3600 0.0290
6808 40 52 7 7 0.3 4410 3890 0.0330
6809 45 58 7 7 0.3 4590 4330 0.0400
6810 50 65 7 7 0.3 6610 6080 0.0520
6811 55 72 9 9 0.3 8530 8080 0.0830
6812 60 78 10 10 0.3 9200 8760 0.1060
6813 65 85 10 10 0.6 10510 9420 0.1250
6814 70 90 10 10 0.6 10890 10090 0.1350
6815 75 95 10 10 0.6 11230 10760 0.1450
6816 80 100 10 10 0.6 11320 11080 0.1550
6817 85 110 13 13 1 17599 18300 0.2650
6818 90 115 13 13 1 17853 18961 0.2800
6819 95 120 13 13 1 18089 19616 0.2980
6820 100 125 13 13 1 18340 20266 0.3110
6821 105 130 13 13 1 18912 20924 0.3250
6822 110 140 16 16 1 28100 30700 0.5100
6824 120 150 16 16 1 28900 32900 0.5490
6826 130 165 18 18 1.1 37900 42900 0.7900
6828 140 175 18 18 1.1 65500 81000 0.9900
6830 150 190 20 20 1.1 68900 85000 1.5000
6832 160 200 20 20 1.1 70400 88200 1.7000
6834 170 215 22 22 1.1 74800 90800 1.9000
6836 180 225 22 22 1.1 78400 99400 2.0000
6838 190 240 24 24 1.5 109500 140100 2.0300
6840 200 250 24 24 1.5 114400 141100 2.3800
6844 220 270 24 24 1.5 146700 146500 2.7900
6848 240 300 28 28 2 158000 194000 4.5000
6852 260 320 28 28 2 159300 205800 4.8500
6856 280 350 33 33 2 160500 216900 7.6000
6860 300 380 38 38 2.1 162000 222000 11.0000
6864 320 400 38 38 2.1 168000 235000 12.0000
6872 360 440 38 38 2.1 182000 285000 12.2000
6876 380 480 46 46 2.1 235000 348000 20.5000
6880 400 500 46 46 2.1 247000 405000 21.7000
6884 420 520 46 46 3 251000 425000 22.0000
6888 440 540 46 46 3 255000 432000 24.0000
6892 460 580 56 56 3 322000 538000 33.5000

Precision Class
Standard Precision Class
GB/T307.1 P0 P6 P5 P4
IS0492 CLASS0 CLASS6 CLASS5 CLASS4
AFBMA STD.20 ABEC1 ABEC3 ABEC5  ABEC7

Bearing Material
Chrome Steel: Chemical Composition of Chrome Steel,According to customer needs, stainless steel bearing materials avaiable
Steel No Chemical Composition%
C Si Mn P S Cr
GCr15 0.95-1.05 0.15-0.35 0.20-0.40 ≤0.027 ≤0.02 1.30-1.65

The Interchange of Chrome Steel No.
Country China ISO U.S.A Germany Japan Sweden
Bearings
Steel No.
GCr15 683/VXⅡ  (AISI)52100 (DIN)100Cr6 (Jis)SUJ2 SKF3

Professional manufacture of 684 ZZ/2RS Open 4x9x4mm Miniature Bearing High Precision Bearing Deep Groove Ball Bearing.

15

Years Of Experience

We are an international custom 684 ZZ/2RS Open 4x9x4mm Miniature Bearing High Precision Bearing Deep Groove Ball Bearing suppliers and OEM/ODM 684 ZZ/2RS Open 4x9x4mm Miniature Bearing High Precision Bearing Deep Groove Ball Bearing company, specialized in the manufacturing deep groove ball bearing. Not only advanced automated production equipment, strict enterprise management, excellent talent team, and strong technology, rigorous process, but also we have a large number of precision grinding machine, mainly use high-quality bearing steel "GCr15" as raw material, and low-carbon alloy steel as attached. The first inspection, Operator self-inspection, inspect all the sizes; Inspect sampling, factory finished product testing and other processes, custom 684 ZZ/2RS Open 4x9x4mm Miniature Bearing High Precision Bearing Deep Groove Ball Bearing quality has been Strict controlled. Our quality goal is the pursuit of excellence, achieve customer satisfaction.
We have professional design, development and manufacture of 684 ZZ/2RS Open 4x9x4mm Miniature Bearing High Precision Bearing Deep Groove Ball Bearing and deep groove ball bearings. Our leading products are widely used in micro-electromechanical, household appliances, electric fans, washing machines, motorcycles, electric vehicles, medical equipment, sports equipment, textile and agricultural machinery, and process decorations, sliding doors and windows, children′s toys, trolleys, Package, skates, scooters, fitness equipment, various types of machinery sector!

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