d - 50 mm

D - 110 mm

T - 29,25 mm

B - 27 mm

C - 19 mm

ra1 max. - 2 mm

a - 35 mm

r min. - 2,5 mm

r1 min. - 2 mm

da min. - 62 mm

Da min - 87 mm

Da max. - 100 mm

db max. - 62 mm

Db min. - 105 mm

ra max. - 2 mm

Sa - 3 mm

Sb - 10 mm

Weight - 1,25 Kg

Basic dynamic load rating (C) - 113 kN

Basic static load rating (C0) - 130 kN

(Grease) Lubrication Speed - 3 200 r/min

(Oil) Lubrication Speed - 4 200 r/min

Calculation factor (e) - 0,83

Calculation factor (Y0) - 0,4

Calculation factor (Y2) - 0,73

• Model Number: 4T-30310D
• Inner Diameter：50mm Outer Diameter：110mm Width：29,25mm
• Type：Tapered Roller Bearings
• Update date：2025-12-09
• Application:Vacuum generator,sleep monitoring,textile machinery,Tool,chemical instruments,hydraulic actuator,knitted fabrics,industry test,oral medical device,Low-voltage electrical equipment,Traffic Fire Protection Equipment Security equipment
• Similar models:KOYO 46T30310DJR/52,5 KOYO 30310DJR/2YD KOYO 30310DSR NTN 4T-L630349/L630310 CX 30310A NTN 30310D KOYO 57372/30310J ZVL 30310A NSK HR30310DJ Timken X30310M/Y30310M
• BEARING POWER International Trading Co.,Ltd. specialize in 4T-30310D products，there is large inventory of NTN 4T-30310D . We has been built up long-term cooperation with NTN company, could make a bulk order of the 4T-30310D Which NTN 4T-30310D 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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  4207-2RS	35	72	23	FBJ	Deep Groove Ball Bearings
  6238Z	190,000	340,000	55,000	NTN	Deep Groove Ball Bearings
  6316N	80	170	39	NTN	Deep Groove Ball Bearings
  636 DD	6	22	7	NSK	Deep Groove Ball Bearings
  71936 C	180	250	33	ISO	Angular Contact Ball Bearings
  E 290 /S 7CE1	90	160	30	SNFA	Angular Contact Ball Bearings
  FR155ZZ	3,967	7,938	3,175	ISO	Deep Groove Ball Bearings
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  N1034-K-M1-SP	170	260	42	FAG	Cylindrical Roller Bearings
  NH2216	80	140	33	ISO	Cylindrical Roller Bearings
  RNA6919	110	130	63	ISO	Needle Roller Bearings
  I-71224	80	1.5000	18	FED	SELF
  63820	100	125	19	ELGES	DEEP GROOVE BALL BEARINGS
  C1814HCUL	70	90	10	Barden	ANGULAR CONTACT BALL BEARINGS
  45204	20	47	20.6	New Departure	DOUBLE ROW ANGULAR CONTACT BALL BEARINGS
  6028.2RSR	140	210	33	FAG	DEEP GROOVE BALL BEARINGS
  GS81110	52	70		SKF	THRUST ROLLER BEARINGS
  MRJA3	3.0000	7.0000	1.5625	RHP	CYLINDRICAL ROLLER BEARINGS
  6200RS	30	10	9	STEYR	DEEP GROOVE BALL BEARINGS
  LER-553	9.4375		25.40	CONSOLIDATED	TRIPLE RING ALUMINUM SEALS FOR SAF TYPE PILLOW BLOCKS