d - 50,8 mm

T - 17,462 mm

B - 17,462 mm

C - 13,495 mm

a - 17,4 mm

r min. - 3,6 mm

r1 min. - 0,8 mm

Da - 73 mm

db - 56 mm

da - 62 mm

Db - 78 mm

Basic dynamic load rating (C) - 49,7 kN

Basic static load rating (C0) - 65,5 kN

Calculation factor (e) - 0,41

Calculation factor (Y0) - 0,81

Calculation factor (Y1) - 1,48

• Model Number: 18790/18721
• Inner Diameter：50,8mm Outer Diameter：mm Width：17,462mm
• Type：Tapered Roller Bearings
• Update date：2025-12-11
• Application:horizontal processing,municipal machinery,Machine Tool Accessories,steam Hydraulic control element,pump accessories,blood cell reagent,bathroom facilities,natural instruments,metering pump,trolley,Industrial
• Similar models:ISB 18790/18720 KOYO 18790/18721 NTN 4T-18790/18720 CX 18790/18724 FBJ 18790/18724 ISO 18790/18720 NACHI 18790/18720 FBJ 18790/18720 SKF 18790/18720/Q KOYO 18790/18724
• BEARING POWER International Trading Co.,Ltd. specialize in 18790/18721 products，there is large inventory of KOYO 18790/18721 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 18790/18721 Which KOYO 18790/18721 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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  24864K30	320,000	400,000	80,000	NTN	Thrust Roller Bearings
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  77R2	3,175	9,525	3,967	FBJ	Deep Groove Ball Bearings
  51430 M	150	300	120	ISB	Thrust Ball Bearings
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  KJ40X45X24.8	40,000	45,000		NTN	Needle Roller Bearings
  LSL192330	150	320	108	NBS	Cylindrical Roller Bearings
  NJ 2306	30	72	27	ISB	Cylindrical Roller Bearings
  NJ2224-E-MA6+HJ2224-E	120	215	58	NKE	Cylindrical Roller Bearings
  NU1064MA	320	465		Timken	Cylindrical Roller Bearings
  NU2209-E-MPA	45	85	23	NKE	Cylindrical Roller Bearings
  51422				FAG	THRUST BALL BEARINGS
  6048	240	360	56	FAG	DEEP GROOVE BALL BEARINGS
  QJM4	4.0000	8.5000	1.7500	RHP	ANGULAR CONTACT BALL BEARINGS WITH SPLIT INNER RACE
  6201ZNR	12	32	10	STEYR	DEEP GROOVE BALL BEARINGS
  23220	100	180	60.3	CONSOLIDATED	SPHERICAL ROLLER BEARINGS
  HC7203TGP/4	17	40	12	CONSOLIDATED	ANGULAR CONTACT BALL BEARINGS