d - 40 mm

D - 52 mm

B - 7 mm

C - 7 mm

rn - 0,3 mm

a - 1,3 mm

b - 0,95 mm

f - 0,85 mm

r min. - 0,3 mm

r0 max. - 0,25 mm

D1 - 50,7 mm

D2 - 54,8 mm

da min. - 42 mm

da max - 43 mm

Da max. - 50 mm

ra max. - 0,3 mm

Dx - 55,5 mm

Cy - 1,9 mm

Cz - 0,9 mm

rn - 0,3 mm

Weight - 0,033 Kg

Basic dynamic load rating (C) - 5,1 kN

Basic static load rating (C0) - 4,4 kN

(Grease) Lubrication Speed - 12 000 r/min

(Oil) Lubrication Speed - 14 000 r/min

Calculation factor (f0) - 16,3

• Model Number:6808NR
• Inner Diameter：40mm Outer Diameter：52mm Width：7mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-16
• Application:fabric products,other processing,Pneumatic Actuator,lifting upgrade,product accessories,supporting facilities,coal,hydraulic pressure gauge,packaging materials,relay,medical equipment
• Similar models:NSK 6808DD NTN 6808ZZNR CYSD 6808-2RS CYSD 6808-ZZ NSK 6808VV NTN 6808N NACHI 6808ZENR NTN 6808ZZ NACHI 6808-2NKE NTN 6808LLU
• BEARING POWER International Trading Co.,Ltd. specialize in 6808NR products，there is large inventory of NTN 6808NR . We has been built up long-term cooperation with NTN company, could make a bulk order of the 6808NR Which NTN 6808NR 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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  33211A	55	100	35	SNR	Tapered Roller Bearings
  37252	260	368	268	KOYO	Tapered Roller Bearings
  423040	200	310	103	NTN	Tapered Roller Bearings
  57114J	42	100	38,25	KOYO	Tapered Roller Bearings
  5S-7040CT1B/GNP42	200	310	51	NTN	Angular Contact Ball Bearings
  6220-2RU	100	180	34	KOYO	Deep Groove Ball Bearings
  71920 CD/HCP4A	140	100	20	SKF	Angular Contact Ball Bearings
  74525/74850	133,35	215,9	47,625	KOYO	Tapered Roller Bearings
  BA 7	7	17	6	ISB	Thrust Ball Bearings
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  IJ141002	48	86	42	ILJIN	Angular Contact Ball Bearings
  NA4964	320	440	118	ISO	Needle Roller Bearings
  NJ 408	40	110	27	NSK	Cylindrical Roller Bearings
  PK52X68X34.3	52,000	68,000		NTN	Needle Roller Bearings
  S7011 CE/HCP4A	90	55	18	SKF	Angular Contact Ball Bearings
  KA020CPO	2.0000	2.5000	.2500	KAYDON	DEEP GROOVE BALL BEARINGS
  E-5252-UMR	260	480	6.2500	Rollway	CYLINDRICAL ROLLER BEARINGS
  NB304020	40		20	NADELLA	NEEDLE BEARINGS