d - 28,575 mm

D - 56,896 mm

T - 19,845 mm

B - 19,355 mm

C - 15,875 mm

ra1 max. - 0,8 mm

a - 6,7 mm

Da - 51 mm

db - 33,5 mm

ra max. - 0,8 mm

da - 34 mm

Db - 54 mm

Weight - 0,217 Kg

Basic dynamic load rating (C) - 40,5 kN

Basic static load rating (C0) - 44,5 kN

(Grease) Lubrication Speed - 6 700 r/min

(Oil) Lubrication Speed - 8 900 r/min

Calculation factor (e) - 0,33

Calculation factor (Y0) - 1

Calculation factor (Y2) - 1,82

• Model Number: 4T-1985/1930
• Inner Diameter：28,575mm Outer Diameter：56,896mm Width：19,845mm
• Type：Tapered Roller Bearings
• Update date：2025-12-12
• Application:marine analysis and testing equipment,large agricultural machinery,shaft milling machine,generator,laser devices,Dental Drill etc,Cylinder Micro,small diesel generators,light therapy instrument,non-motor vehicle Electric car,Insect Capture
• Similar models:NTN 4T-1985/1931 FBJ 1985/1932 NTN 4T-1985/1932 ISO 1985/1932 CX 1985/1930 Fersa 1985/1922 SKF 1985/1922/Q Timken 1985/1932 FBJ 1985/1931 Timken 1985/1922
• BEARING POWER International Trading Co.,Ltd. specialize in 4T-1985/1930 products，there is large inventory of NTN 4T-1985/1930 . We has been built up long-term cooperation with NTN company, could make a bulk order of the 4T-1985/1930 Which NTN 4T-1985/1930 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
  2R2670LL	130,000	240,000	209,000	NTN	Cylindrical Roller Bearings
  305272-1	220	309,5	76	KOYO	Angular Contact Ball Bearings
  6901N	12	24	6	NACHI	Deep Groove Ball Bearings
  712179800	40,783	93	38	INA	Angular Contact Ball Bearings
  CRI-11214	560	820	195	NTN	Tapered Roller Bearings
  EE700091/700167	228,6	425,45	101,6	KOYO	Tapered Roller Bearings
  F-3094-C	228,575	431,749	88,9	Timken	Thrust Roller Bearings
  LM67047/LM67010	31.75	59,131	15,875	Timken	Tapered Roller Bearings
  NCS1216	19,05	31,75	25,4	INA	Needle Roller Bearings
  NU 309 ECJ	100	45	25	SKF	Cylindrical Roller Bearings
  UCFB207-21	33,3375			KOYO	Bearing Units
  NF211E	55	100	21	FAG	CYLINDRICAL ROLLER BEARINGS
  GY1110KRRB	1.6250	3.3460	.9640	FAF	PILLOW BLOCKS
  BSB75110	75	110	15	FAG	ANGULAR CONTACT BALL SCREW SUPPORT BEARINGS
  IR-6849-C	4.2500		2.2600	RBC	NEEDLE BEARINGS
  130-KSF	150	225	35	MRC	DEEP GROOVE BALL BEARINGS
  D-214-38	70	125	2.3750	Rollway	CYLINDRICAL ROLLER BEARINGS
  52310				STEYR	THRUST BALL BEARINGS
  W619/9	9	20	6	SKF	DEEP GROOVE BALL BEARINGS
  H-2352x97/16	260	330		CONSOLIDATED	ADAPTERS