d - 80 mm

D - 170 mm

T - 42,5 mm

B - 39 mm

C - 28 mm

a - -10 mm

r min. - 3 mm

r1 min. - 3,5 mm

Weight - 4 Kg

Basic dynamic load rating (C) - 221 kN

Basic static load rating (C0) - 256 kN

Calculation factor (e) - 0,81

• Model Number: QT4
• Inner Diameter：80mm Outer Diameter：170mm Width：42,5mm
• Type：Tapered Roller Bearings
• Update date：2025-12-16
• Application:Seals,Broadcasting System,Roller mill,test laboratory equipment and accessories,aerial work platform,Perfusion device,Cylinder Micro,Textile Industry Accessories and Accessories,sawing machine,sample cup,tire industry
• Similar models:ISO 1985/1930 ZVL 33024A NTN 4T-495A/493 Fersa M88043/M88010B KOYO 577R/572 Fersa 78225C/78551 KOYO 09078/09195 NSK HR120KBE52X+L NTN E-M238849D/M238810/M238810D CX HM813840/10
• BEARING POWER International Trading Co.,Ltd. specialize in QT4 products，there is large inventory of NACHI QT4 . We has been built up long-term cooperation with NACHI company, could make a bulk order of the QT4 Which NACHI QT4 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
  1206-TVH	30	62	16	FAG	Self-Aligning Ball Bearings
  3NC6002HT4 GF	15	32	9	KOYO	Deep Groove Ball Bearings
  6217	85	150	28	FBJ	Deep Groove Ball Bearings
  63203 ZZ	17	40	17,5	ISO	Deep Groove Ball Bearings
  685/672	98,425	168,275	41,275	Timken	Tapered Roller Bearings
  7000 CE/P4A	26	10	8	SKF	Angular Contact Ball Bearings
  AST850SM 3840	38	42		AST	Plain Bearings
  BHAM 208	31,75	41,275	12,7	IKO	Needle Roller Bearings
  ESP204	20			SNR	Bearing Units
  F15051C	70	130	57	Fersa	Tapered Roller Bearings
  GLE20-KRR-B	20	47	34,1	INA	Deep Groove Ball Bearings
  GX 120 S	120	220	53,5	ISB	Plain Bearings
  HCB7221-C-T-P4S	105	190	36	FAG	Angular Contact Ball Bearings
  NJ216 E	80	140	26	CX	Cylindrical Roller Bearings
  NU 209 EW	45	85	19	NSK	Cylindrical Roller Bearings
  SL01-4916	80	110	30	NTN	Cylindrical Roller Bearings
  QJ205	25	52	15	FAG	ANGULAR CONTACT BALL BEARINGS WITH SPLIT INNER RACE
  N308E	40	90	23	STEYR	CYLINDRICAL ROLLER BEARINGS
  RMS24	6.0000	12.0000	2.2500	NH	CYLINDRICAL ROLLER BEARINGS
  6052	260	400	65	STEYR	DEEP GROOVE BALL BEARINGS