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:light therapy instrument,instrumentation instrument,Liposuction device,machine lathe,coal mill,Industrial Electromechanical,glass,mechanical and electrical,bathroom facilities,Other Machine Tools,blood cell reagent
• Similar models:NSK 6808N NACHI 6808NSE NTN 6808LLU NTN 6808ZZNR NACHI 6808ZZE CYSD 6808 NTN 6808NR NACHI 6808ZENR KOYO 6808-2RU NSK 6808DD
• 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.

• Model No.	Inner Diameter	Outer Diameter	Width	Brand	Type
  1614-Z	9,525	28,575	9,525	CYSD	Deep Groove Ball Bearings
  32009-X	45	75	20	NKE	Tapered Roller Bearings
  3200A-2Z	10	30	14,3	SKF	Angular Contact Ball Bearings
  32036X/DF	180	280	128	SKF	Tapered Roller Bearings
  7036 ACD/HCP4A	280	180	46	SKF	Angular Contact Ball Bearings
  AST090 145100	145	150		AST	Plain Bearings
  60/28VV	28	52	12	NSK	Deep Groove Ball Bearings
  6020	100,000	150,000	24,000	NTN-SNR	Deep Groove Ball Bearings
  6200 ZZ	10	30	9	ISO	Deep Groove Ball Bearings
  6317NSL	85	180	41	NACHI	Deep Groove Ball Bearings
  71924C	120	165	22	AST	Angular Contact Ball Bearings
  94687/94113	174,625	288,925	63,5	ISO	Tapered Roller Bearings
  K25X31X13.5	25,000	31,000		NTN	Needle Roller Bearings
  NU19/600	600	800	90	ISO	Cylindrical Roller Bearings
  RLM202820	20	28	20	NSK	Needle Roller Bearings
  UCEP217	85		85.7	NACHI	Bearing Units
  RNA6905	42		30	FAG	NEEDLE BEARINGS
  PAJ-5	.6250	1.5625	.4375	RIV	SELF
  SN-605..20305-K	20		52	CONSOLIDATED	PILLOW BLOCKS
  KA-20XPO	2.0000	2.5000	.2500	CONSOLIDATED	FOUR POINT ANGULAR CONTACT BALL BEARINGS