d - 50,8 mm

D - 93,264 mm

T - 30,162 mm

a - 22,1 mm

B - 30,302 mm

C - 23,812 mm

C_{a min} - 3 mm

C_{b min} - 5 mm

D_{a min} - 80 mm

D_{b min} - 88 mm

d₁ - 72,3 mm

d_{a max} - 58 mm

d_{b min} - 64 mm

r_{1, 2 min} - 3,6 mm

r_{3, 4 min} - 3,3 mm

r_{a max} - 3,6 mm

r_{b max} - 3,3 mm

m - 0,891 kg / Weight

C_r - 104000 N / Dynamic load rating (radial)

C_0r - 137000 N

e - 0,34

Y - 1,77

Y₀ - 0,97

C_ur - 17000 N / Fatigue limit load, radial

n_G - 7700 1/min / Limiting speed

Tapered roller bearings K-Series, in inch sizes, separable, adjusted or in pairs

• Model Number:K3780-3720
• Inner Diameter：50,8mm Outer Diameter：93,264mm Width：30,162mm
• Type：Tapered Roller Bearings
• Update date：2025-12-15
• Application:steam Hydraulic control element,Surveying Surveying Instruments,pressure control valve,industrial equipment,stacker lift platform,ventilation equipment,special broaching machine,instrumentation instrument,Optical Instruments,Flame Cutting,embroidery cloth
• Similar models:Timken 3780/3726 NSK 3780/3730 KBC 3780F1/3720 FBJ 3780/3726 Timken 3780/3732 FBJ 3780/3730 FBJ 3780/3732 Timken 3780/3720 CX 3780/3730 CX 3780/3720
• BEARING POWER International Trading Co.,Ltd. specialize in K3780-3720 products，there is large inventory of FAG K3780-3720 . We has been built up long-term cooperation with FAG company, could make a bulk order of the K3780-3720 Which FAG K3780-3720 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
  248/1180 CAFA/W20	1420	1180	243	SKF	Spherical Roller Bearings
  7040 B	200	310	51	ISO	Angular Contact Ball Bearings
  71812 C	60	78	10	ISO	Angular Contact Ball Bearings
  7302DB	15	42	13	NACHI	Angular Contact Ball Bearings
  AST11 F20215	20	23		AST	Plain Bearings
  CRD-8017	400	650	250	NTN	Tapered Roller Bearings
  H924033/H924010	101,6	214,312	55,562	Fersa	Tapered Roller Bearings
  N 2217	85	150	36	SIGMA	Cylindrical Roller Bearings
  NNU 4196 M/W33	480	790	308	ISB	Cylindrical Roller Bearings
  NU2209 E	45	85	23	AST	Cylindrical Roller Bearings
  NU2212R	60	110	28	KOYO	Cylindrical Roller Bearings
  NUH 2348 ECMH/PEX	500	240	155	SKF	Cylindrical Roller Bearings
  OB82 ZZX	4,762	9,525	3,175	KOYO	Deep Groove Ball Bearings
  RNAO9X16X10	9	16	10	KOYO	Needle Roller Bearings
  ZB2.30.1351.403-1SPPN	1176	1470	108	ISB	Thrust Ball Bearings
  KRE16C.2RS	16		11	FAG	NEEDLE ROLLERS
  52432				FAG	THRUST BALL BEARINGS
  52334M				STEYR	THRUST BALL BEARINGS
  YCRSC-56	1.1250	3.5000	2.0625	Torrington	NEEDLE BEARINGS
  GEZ-200ES	2.0000	3.1875	1.7500	CONSOLIDATED	SPHERICAL PLAIN BEARINGS