d - 240 mm

D - 440 mm

T - 79 mm

B - 72 mm

C - 60 mm

a - 85,1 mm

r min. - 5 mm

r1 min. - 4 mm

da min. - 267 mm

Da min - 384 mm

Da max. - 422 mm

db max. - 288 mm

Db min. - 408 mm

ra max. - 4 mm

rb max. - 3 mm

Weight - 45,2 Kg

Basic dynamic load rating (C) - 990 kN

Basic static load rating (C0) - 1400 kN

(Grease) Lubrication Speed - 750 r/min

(Oil) Lubrication Speed - 1000 r/min

Calculation factor (e) - 0,44

Calculation factor (Y0) - 0,74

Calculation factor (Y1) - 1,4

• Model Number: 30248
• Inner Diameter：240mm Outer Diameter：440mm Width：79mm
• Type：Tapered Roller Bearings
• Update date：2025-04-18
• Application:shaft milling machine,ignition system,equipment,Storage Tool,glass,Cylinder Micro,chromatography,power protection,Wire grinder,ventilation heating equipment,Plastic Equipment
• Similar models:NTN 30248 CX 30248A ISO 30248 KOYO 30248R NTN 430248 NACHI 30248 NSK 30248
• BEARING POWER International Trading Co.,Ltd. specialize in 30248 products，there is large inventory of NSK 30248 . We has been built up long-term cooperation with NSK company, could make a bulk order of the 30248 Which NSK 30248 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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  1318	90	190	43	NACHI	Self-Aligning Ball Bearings
  32307	35	80	32,75	CYSD	Tapered Roller Bearings
  5S-2LA-HSE914ADG/GNP42	70	100	16	NTN	Angular Contact Ball Bearings
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  7306 BEGBP	72	30	19	SKF	Angular Contact Ball Bearings
  89320-M	100	170	42	NBS	Thrust Roller Bearings
  89413	65	140		CX	Thrust Roller Bearings
  AST11 1620	16	18		AST	Plain Bearings
  ASTEPB 4550-50	45	50		AST	Plain Bearings
  GB35253	43	79	45	SNR	Angular Contact Ball Bearings
  GIKFR 10 PW	10	22	14	INA	Plain Bearings
  K150X160X46	150,000	160,000		NTN	Needle Roller Bearings
  LMK8UU	8	15		Samick	Linear Bearings
  NJ324	120	260	55	CYSD	Cylindrical Roller Bearings
  NU29/1000	1000	1320	185	CX	Cylindrical Roller Bearings
  SALKAC6M	6			SKF	Plain Bearings
  VKBA 1383				SKF	Wheel Bearings
  33212	60	110	38	SNR	TAPERED ROLLER BEARINGS
  Z49603	17	47	14	New Departure	DEEP GROOVE BALL BEARINGS
  307-ZNR	35	80	21	CONSOLIDATED	DEEP GROOVE BALL BEARINGS