d - 140 mm

D - 250 mm

B - 42 mm

C - 42 mm

ra1 max. - 1 mm

Angle (α) - 25 °

a - 77,5 mm

r min. - 3 mm

r1 min. - 1,1 mm

2B - 84 mm

da min. - 154 mm

ra max. - 2,5 mm

Db max - 243 mm

Weight - 17,56 Kg

Basic dynamic load rating (C) - 330 kN

Basic static load rating (C0) - 430 kN

(Grease) Lubrication Speed - 2 200 r/min

(Oil) Lubrication Speed - 2 900 r/min

• Model Number:7228DB
• Inner Diameter：140mm Outer Diameter：250mm Width：42mm
• Type：Angular Contact Ball Bearings
• Update date：2025-12-13
• Application:Cleaning equipment,Optical Instruments,food sterilization,hinge industry,Rolling mill gear box,directional control valve,lifting equipment Hoisting hoist,Ball screw,medical equipment,PVC,blood cell reagent
• Similar models:NTN 7228DT NTN 7228 ISB 7228B CX 7228B-UX KOYO 7228CPA ISO 7228A FAG HCB7228-E-T-P4S CX 7228C-UX NACHI 7228DT CX 7228C-UD
• BEARING POWER International Trading Co.,Ltd. specialize in 7228DB products，there is large inventory of NTN 7228DB . We has been built up long-term cooperation with NTN company, could make a bulk order of the 7228DB Which NTN 7228DB 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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  536/532X	47,625	107,95	36,512	Timken	Tapered Roller Bearings
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  6209/HR22Q2	45	85	19	SKF	Deep Groove Ball Bearings
  67389/67322DC+X1S-67389	130,175	196,85	101,6	Timken	Tapered Roller Bearings
  7076 ADB	380	560	164	ISO	Angular Contact Ball Bearings
  7201BDF	12	32	10	NTN	Angular Contact Ball Bearings
  7220C	100	180	34	KOYO	Angular Contact Ball Bearings
  HH953749/10	254	533,4	133,35	ISO	Tapered Roller Bearings
  HM903241/HM903216	38,1	98,425	30,958	Timken	Tapered Roller Bearings
  K37X42X13H	37	42		Timken	Needle Roller Bearings
  NA4902RS	15	28	14	KOYO	Needle Roller Bearings
  NC7000V	10	26	8	KOYO	Deep Groove Ball Bearings
  NJ 2218	90	160	40	NACHI	Cylindrical Roller Bearings
  SC0732	34,000	57,000	13,000	NTN	Deep Groove Ball Bearings
  SQYL9-RS				LS	Plain Bearings
  7318WNSU	90	190	43	FAF	ANGULAR CONTACT BALL BEARINGS
  293/600	600	900		SKF	SPHERICAL ROLLERTHRUST BEARINGS
  24036	180	280	100	CONSOLIDATED	SPHERICAL ROLLER BEARINGS