d - 50 mm

D - 110 mm

T - 29,25 mm

B - 27 mm

C - 23 mm

ra1 max. - 2 mm

a - 23 mm

r min. - 2,5 mm

r1 min. - 2 mm

da min. - 62 mm

Da min - 95 mm

Da max. - 100 mm

db max. - 65 mm

Db min. - 102 mm

ra max. - 2 mm

Sa - 3 mm

Sb - 6 mm

Weight - 1,31 Kg

Basic dynamic load rating (C) - 133 kN

Basic static load rating (C0) - 152 kN

(Grease) Lubrication Speed - 3 600 r/min

(Oil) Lubrication Speed - 4 800 r/min

Calculation factor (e) - 0,35

Calculation factor (Y0) - 0,96

Calculation factor (Y2) - 1,74

• Model Number:4T-30310
• Inner Diameter：50mm Outer Diameter：110mm Width：29,25mm
• Type：Tapered Roller Bearings
• Update date：2025-12-25
• Application:quality inspection equipment,meat products machine,auto tools,lifting chain,industry test,luminescent reagent,plastic rolling,electric pump,tower crane,Hydraulic Equipment,mobile toilet
• Similar models:NSK HR30310J NTN 4T-30310 NSK HR30310DJ NKE 30310 ZVL 30310A NTN 430310U KOYO 30310DSR KOYO 30310JR Timken X30310/Y30310 NTN 4T-430310DX
• BEARING POWER International Trading Co.,Ltd. specialize in 4T-30310 products，there is large inventory of NTN 4T-30310 . We has been built up long-term cooperation with NTN company, could make a bulk order of the 4T-30310 Which NTN 4T-30310 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
  20318	90	190	43	ISO	Spherical Roller Bearings
  3816 ZZ	80	100	15	ISO	Angular Contact Ball Bearings
  423130	150	250	100	NTN	Tapered Roller Bearings
  63/22-2RS C3	22	56	16	PFI	Deep Groove Ball Bearings
  7072B	360	540	82	NSK	Angular Contact Ball Bearings
  71906HVDUJ74	30	47	18	SNR	Angular Contact Ball Bearings
  FY 25 TR	25			SKF	Bearing Units
  JM719149/JM719113	95	150	35	Fersa	Tapered Roller Bearings
  NA 4905U	25	42	18	IKO	Needle Roller Bearings
  NBXI 3532	35	52		IKO	Complex Bearings
  PHEY45	45			INA	Bearing Units
  W 60/1.5	6	1,5	2,5	SKF	Deep Groove Ball Bearings
  HYDNUT510			80	FAG	HYDRAULIC NUTS
  R340	40	90	23	HOFF	CYLINDRICAL ROLLER BEARINGS
  GS81107	37	52		INA	THRUST ROLLER BEARINGS
  7420PJDU	100	265	60	MRC	ANGULAR CONTACT BALL BEARINGS
  NCF18/560V	560	680	56	SKF	CYLINDRICAL ROLLER BEARINGS
  NKIA5902	15	28	18	INA	NEEDLE BEARINGS
  750SD41	750	1220	475	Torrington (Old No.)	SPHERICAL ROLLER BEARINGS
  477209-112	1.7500	3.3465	.8661	CONSOLIDATED	PILLOW BLOCKS