d - 170 mm

D - 310 mm

T - 57 mm

B - 52 mm

C - 43 mm

a - 61,2 mm

r min. - 5 mm

r2 min. - 4 mm

da min. - 192 mm

da max - 202 mm

Da min - 269 mm

Da max. - 292 mm

Db min. - 288 mm

ra max. - 4 mm

rb max. - 3 mm

Weight - 17,8 Kg

Basic dynamic load rating (C) - 620 kN

Basic static load rating (C0) - 867 kN

(Grease) Lubrication Speed - 1100 r/min

(Oil) Lubrication Speed - 1500 r/min

Calculation factor (e) - 0,44

Calculation factor (Y0) - 0,76

Calculation factor (Y1) - 1,38

• Model Number: 30234JR
• Inner Diameter：170mm Outer Diameter：310mm Width：57mm
• Type：Tapered Roller Bearings
• Update date：2025-12-15
• Application:packing equipment,EEG,car instrument,marine analysis,machining,tower crane,Seals,flow control valve,construction machinery and equipment,Material handling equipment,Storage Tool
• Similar models:CX 30234A NSK HR30234J PSL 30234 Timken 30234 NTN 30234 KOYO 30234JR ISO 30234 SKF 30234J2 NKE 30234 FAG 30234-A
• BEARING POWER International Trading Co.,Ltd. specialize in 30234JR products，there is large inventory of KOYO 30234JR . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 30234JR Which KOYO 30234JR 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
  23964-K-MB-W33	320	440	90	NKE	Spherical Roller Bearings
  3205-B-2RSR-TV	25	52	20,6	NKE	Angular Contact Ball Bearings
  3804-B-2RSR-TVH	20	32	10	FAG	Angular Contact Ball Bearings
  B484-1	484	660	80	NSK	Deep Groove Ball Bearings
  6010T1XZZ	50	80	16	NSK	Deep Groove Ball Bearings
  7201 A-UX	12	32	20	CX	Angular Contact Ball Bearings
  7913 C	65	90	13	NSK	Angular Contact Ball Bearings
  EGBZ0604-E40	9,525	11,906	6,35	INA	Plain Bearings
  FL618/3	3	7	2	CX	Deep Groove Ball Bearings
  NAPK211	55			FYH	Bearing Units
  NCF28/950V	950	1150	118	SKF	Cylindrical Roller Bearings
  NNU4944K V	220	300	80	ISO	Cylindrical Roller Bearings
  RUS210E	59,500	90,000	20,000	NTN	Cylindrical Roller Bearings
  SI20ET-2RS	20			LS	Plain Bearings
  T691	174.625	358.775	82.550	KOYO	Thrust Roller Bearings
  UCF212-39	61,9125			FYH	Bearing Units
  NUKRE80C.DZ	80		35	FAG	NEEDLE ROLLERS
  MS-10	1.0000	2.5000	.7500	FED	DEEP GROOVE BALL BEARINGS
  SS684	4	9	2.5	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  CRHSBC-26	.8750	1.6250	.8750	CONSOLIDATED	NEEDLE BEARINGS