d - 200 mm

D - 250 mm

B - 24 mm

C - 24 mm

r min. - 1,5 mm

da min. - 208 mm

Da max. - 242 mm

ra max. - 1,5 mm

Weight - 2,7 Kg

Basic dynamic load rating (C) - 78 kN

Basic static load rating (C0) - 93,6 kN

(Grease) Lubrication Speed - 2300 r/min

(Oil) Lubrication Speed - 2700 r/min

Calculation factor (f0) - 16,1

• Model Number:6840
• Inner Diameter：200mm Outer Diameter：250mm Width：24mm
• Type：Deep Groove Ball Bearings
• Update date：2026-01-13
• Application:enzyme,insect experimental analysis instrument,electromyography machine,Broadcasting System,rolling mill roll neck and slowdown device,Reflective Materials Industrial fabrics,Cleaning equipment,sucker industry,lifting equipment Hoisting hoist,shoe-making machinery,Machine tools
• Similar models:CYSD 6840-Z NTN 6840ALLU CYSD 6840-ZZ NACHI 6840 CYSD 6840-RZ NSK 6840 KOYO 306840 CYSD 6840-2RS CYSD 6840NR NTN 6840
• BEARING POWER International Trading Co.,Ltd. specialize in 6840 products，there is large inventory of KOYO 6840 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 6840 Which KOYO 6840 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
  2206-2RS	30	62	20	KOYO	Self-Aligning Ball Bearings
  2215K+H315	75	130	31	ISO	Self-Aligning Ball Bearings
  234726B	135	200	84	KOYO	Thrust Ball Bearings
  29412 M	60	130		CX	Thrust Roller Bearings
  AU0606-1LXL/L588	32	67	40	NTN	Angular Contact Ball Bearings
  6022-RS1	170	110	28	SKF	Deep Groove Ball Bearings
  6204Z	20,000	47,000	14,000	NTN-SNR	Deep Groove Ball Bearings
  6305-RS1	62	25	17	SKF	Deep Groove Ball Bearings
  6901L11-H-20ZZ2	12	24	6	NSK	Deep Groove Ball Bearings
  GE57-ZO	57,15	90,488	50,013	INA	Plain Bearings
  NH2328	140	300	102	ISO	Cylindrical Roller Bearings
  NKI9/12	9	19	12	INA	Needle Roller Bearings
  NU 406	30	90	23	ISB	Cylindrical Roller Bearings
  PCZ 2424 M	38,1	42,069	38,1	SKF	Plain Bearings
  RNA 4910	58	72	22	IKO	Needle Roller Bearings
  ZARF1560-L-TV	15	60	14	INA	Complex Bearings
  XLS-5	5.0000	7.0000	1.0000	FAG	DEEP GROOVE BALL BEARINGS
  TWD411	.2500	.6875		INA	THRUST NEEDLE BEARINGS
  RTW-621				INA	THRUST ROLLER BEARING WITH SPHERICAL SEATING RING
  7302TGP/4	15	42	13	CONSOLIDATED	ANGULAR CONTACT BALL BEARINGS