d - 17 mm
D - 30 mm
B - 7 mm
C - 7 mm
r min. - 0,3 mm
da min. - 19 mm
da max - 19,5 mm
Da max. - 28 mm
ra max. - 0,3 mm
Weight - 0,017 Kg
Basic dynamic load rating (C) - 4,6 kN
Basic static load rating (C0) - 2,55 kN
(Grease) Lubrication Speed - 24 000 r/min
(Oil) Lubrication Speed - 28 000 r/min
Calculation factor (f0) - 14,7
- Model Number:6903
- Inner Diameter：17mm Outer Diameter：30mm Width：7mm
- Type：Deep Groove Ball Bearings
- Update date：2025-12-20
- Application:ultra-quiet generators,spreader series,Vertical pull,squeeze machine etc,electronic components,ventilator anesthesia machine etc,rolling machine,metallurgy,position switch,medical Equipment,vertical processing
- Similar models:KBC 6903 NACHI 6903-2NKE KOYO 6903-2RS FBJ 6903 NTN 6903ZZ KOYO 6903-2RD NTN 6903 CYSD 6903-RZ PFI 6903-2RSC3 KOYO 6903-2RU
- BEARING POWER International Trading Co.,Ltd. specialize in 6903 products，there is large inventory of NSK 6903 . We has been built up long-term cooperation with NSK company, could make a bulk order of the 6903 Which NSK 6903 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 21315 KW33 75 160 37 ISO Spherical Roller Bearings 23172RK 360 600 192 KOYO Spherical Roller Bearings 23060CAKE4 300 460 118 NSK Spherical Roller Bearings 3NCHAR934 170 230 28 KOYO Angular Contact Ball Bearings 596/592A 85.725 152.400 39.688 NACHI Tapered Roller Bearings 6318 90 190 43 NTN Deep Groove Ball Bearings 78255X/78551 64,988 140,03 36,512 ISO Tapered Roller Bearings AXZ 5,5 7 15 7 15 5,5 Timken Needle Roller Bearings CX644 CX Wheel Bearings EGB1215-E40-B 12 14 15 INA Plain Bearings K-15123/K-15245 31.75 62 18,161 ZVL Tapered Roller Bearings RCJTY1-3/16 30,163 INA Bearing Units VEX 45 /S/NS 7CE3 45 75 16 SNFA Angular Contact Ball Bearings S5304 20 52 22,2 ZEN Angular Contact Ball Bearings UCP210-31SC 49,2125 51,6 KOYO Bearing Units VEB 50 7CE1 50 72 12 SNFA Angular Contact Ball Bearings N1938K.M1.SP 190 260 33 FAG CYLINDRICAL ROLLER BEARINGS 23284 420 760 272 Torrington SPHERICAL ROLLER BEARINGS 95840 1.3750 2.0000 2.5000 RBC JOURNAL ROLLER ASSEMBLIES 61844 220 270 24 SKF DEEP GROOVE BALL BEARINGS
Hot number：KOYO 23164RHAK CYSD 32206 CX 71906 ATBP4 SKF 7228 BM Timken G1202KLLB NSK HH221449/HH221416 NACHI MUFL002 ISO UCF210 INA VU 36 0680 INA ZARN4075TN AMI MUCFL210-31 ISC 607h SKF NUP236 RHP LT-27/8 SKF CRM26 CX 20215 KC NSK 23126CKE4 ISO 53208 ISO 617/9 ZZ ISB 61952 MA NSK 6818VV NTN 7216C IKO BAM 1422 NTN NU2934 INA VSU 20 1094 FAG HM-3080+MS-3076 FAG NNCF-4844V ISC 603 Hyatt W-99209 CONSOLIDATED CFM-7
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