d - 82,55 mm

D - 146,05 mm

T - 41,275 mm

B - 41,275 mm

C - 31,75 mm

ra1 max. - 3,3 mm

a - 8 mm

Da - 131 mm

db - 92 mm

ra max. - 3,5 mm

da - 99 mm

Db - 139 mm

Weight - 2,78 Kg

Basic dynamic load rating (C) - 206 kN

Basic static load rating (C0) - 295 kN

(Grease) Lubrication Speed - 2 500 r/min

(Oil) Lubrication Speed - 3 300 r/min

Calculation factor (e) - 0,41

Calculation factor (Y0) - 0,81

Calculation factor (Y2) - 1,47

• Model Number: 4T-663/653
• Inner Diameter：82,55mm Outer Diameter：146,05mm Width：41,275mm
• Type：Tapered Roller Bearings
• Update date：2025-12-16
• Application:air conditioning tools,Rolling mill,oral medical device,teaching equipment,dynamic blood pressure,Textile Industry Accessories and Accessories,vacuum suction cup,Pneumatic Actuator,experimental equipment,Broadcasting System,electrostatic protection
• Similar models:NACHI 663/653 NTN 4T-663/653 NTN 4T-663/652 ISO 663/653 ISO 663/652 ISB 663/653 Fersa 663/653 Timken 663/654D+X4S-663 Timken 663A/653 CRAFT 663/653
• BEARING POWER International Trading Co.,Ltd. specialize in 4T-663/653 products，there is large inventory of NTN 4T-663/653 . We has been built up long-term cooperation with NTN company, could make a bulk order of the 4T-663/653 Which NTN 4T-663/653 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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  AST650 708580	70	85		AST	Plain Bearings
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  G1110KRR	41,275	85	42,86	Timken	Deep Groove Ball Bearings
  K 45x52x18	45	52		NBS	Needle Roller Bearings
  NKS30	30	45	22	ZEN	Needle Roller Bearings
  MJ1.5/8-Z	41,275	101,6	23,8125	RHP	Deep Groove Ball Bearings
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  ZA-55BWKH12U-Y-5CP01	25			NSK	Tapered Roller Bearings
  21405-00	.3125	.8750	.2812	General	DEEP GROOVE BALL BEARINGS
  RNA49/28	45		17	Torrington	NEEDLE BEARINGS
  5315-ZZ	75	160	68.3	CONSOLIDATED	DOUBLE ROW ANGULAR CONTACT BALL BEARINGS
  231SM340	340	600	192	CONSOLIDATED	SPLIT SPHERICAL ROLLER BEARINGS