d - 8 mm
D - 16 mm
B - 4 mm
C - 4 mm
r min. - 0,2 mm
r1 min. - 0,2 mm
da min. - 9,6 mm
Da max. - 14,4 mm
ra max. - 0,2 mm
Weight - 0,0032 Kg
Basic dynamic load rating (C) - 1,6 kN
Basic static load rating (C0) - 0,71 kN
(Grease) Lubrication Speed - 42000 r/min
(Oil) Lubrication Speed - 50000 r/min
Calculation factor (f0) - 14
- Model Number: 688
- Inner Diameter：8mm Outer Diameter：16mm Width：4mm
- Type：Deep Groove Ball Bearings
- Update date：2025-12-17
- Application:manual Tools,Beauty and Body,Spectrum Products,altimeter etc,expectoration machine,screen filter,mechanical annex,hot and cold box,Textile Accessories,lifting upgrade,food testing
- Similar models:ZEN S688 ZEN F688W6 ZEN 688-2RSW4 ISB 688 ZEN SF688 ISB F688 ISO 688-2RS AST 688H-2RS KOYO W688ZZ ZEN S688-2ZW6
- BEARING POWER International Trading Co.,Ltd. specialize in 688 products，there is large inventory of KOYO 688 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 688 Which KOYO 688 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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Model No. Inner Diameter Outer Diameter Width Brand Type 22318AEXK 90 190 64 NACHI Cylindrical Roller Bearings 23168 KW33 340 580 190 ISO Spherical Roller Bearings 3583R/3526 38,1 30,886 KOYO Tapered Roller Bearings B39 74,613 116,69 28,58 INA Thrust Ball Bearings 39575/39520 50,8 112,712 30,162 FBJ Tapered Roller Bearings 42686/42624 74,987 129,974 33,249 Timken Tapered Roller Bearings 4T-30309DDF 45 100 54,5 NTN Tapered Roller Bearings 6922-Z 110 150 20 CYSD Deep Groove Ball Bearings 80180/80217 457,2 552,45 44,45 ISO Tapered Roller Bearings PCS35DSF01 35 72 25 PFI Deep Groove Ball Bearings SL183060 300 460 118 ISO Cylindrical Roller Bearings ZARN 2572 L TN 25 72 20 NBS Complex Bearings NUTR45 45 85 32 FAG NEEDLE BEARINGS GE60DO 60 90 44 ELGES SPHERICAL PLAIN BEARINGS GE12FW 12 26 15 ELGES SPHERICAL PLAIN BEARINGS NCS-4024 1.5000 INA NEEDLE BEARINGS SA12C 12 10 SKF ROD ENDS 6302-2RSNR 15 42 13 FAG DEEP GROOVE BALL BEARINGS MR-20 1.2500 CONSOLIDATED NEEDLE BEARINGS SS61910 50 72 12 CONSOLIDATED DEEP GROOVE BALL BEARINGS
Hot number：CX 20218 C NSK 27690/27620 ISB 32217 SKF 7224BCBM CX 7226 B-UO NTN BK3012 NTN CRD-4811 LS GE20XS/K CX HK4016 Fersa LM603049/LM603014 NSK NA49/22TT SNR TGB40540S04 KOYO UCX14-44 NSK NBC13925 CONSOLIDATED KB-45CPO-2RS NACHI 7218DF AST ASTT90 9540 KOYO K,81215LPB FAG N224-E-TVP2 CX NP415 FAG NU2305-E-TVP2 SNR UCC211 SKF YAR213-2RF FAG C2215V HOFF R315E SKF 81176 STEYR NF234 CONSOLIDATED 6310-ZNR CONSOLIDATED BK-1412 CONSOLIDATED KRV-90-2RSX
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