d - 240 mm

D - 300 mm

T - 45 mm

d1 - 297 mm

r min. - 1,5 mm

D1 - 243 mm

da min. - 276 mm

Da max. - 264 mm

ra max. - 1,5 mm

Weight - 6,55 Kg

Basic dynamic load rating (C) - 229 kN

Basic static load rating (C0) - 935 kN

(Grease) Lubrication Speed - 850 r/min

(Oil) Lubrication Speed - 1200 r/min

• Model Number:51148X
• Inner Diameter：240mm Outer Diameter：300mm Width：45mm
• Type：Thrust Ball Bearings
• Update date：2025-12-16
• Application:woodworking machinery,natural instruments,industrial supplies,atomizer class,CNC,cooling system,journal lathe,wall industry,rock drilling machinery,screen filter,chamfer
• Similar models:NKE 51148-MP ISB 51148M NSK 51148X CRAFT 51148M KOYO 51148 ISO 51148 FAG 51148-MP NTN 51148 SKF 51148M NACHI 51148
• BEARING POWER International Trading Co.,Ltd. specialize in 51148X products，there is large inventory of NSK 51148X . We has been built up long-term cooperation with NSK company, could make a bulk order of the 51148X Which NSK 51148X 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
  21306 K	30	72	19	ISB	Spherical Roller Bearings
  2P9602K	480,000	660,000	200,000	NTN	Thrust Roller Bearings
  3310 ZZ	50	110	44,4	ISO	Angular Contact Ball Bearings
  5307-2RS	35	80	34,9	FBJ	Angular Contact Ball Bearings
  6226 ZZ	130	230	40	CX	Deep Groove Ball Bearings
  687/672	101,6	168,275	41,275	ISO	Tapered Roller Bearings
  E-CRO-10005	500	690	480	NTN	Tapered Roller Bearings
  F-800481.ZL-K-C5	440	720	226	FAG	Cylindrical Roller Bearings
  G1113KRR	46,0375	90	49,21	Timken	Deep Groove Ball Bearings
  ML71903CVUJ74S	17	30	7	SNR	Angular Contact Ball Bearings
  N 1012 KTNHA/SP	60	95	18	SKF	Cylindrical Roller Bearings
  NJ 217	85	150	28	NACHI	Cylindrical Roller Bearings
  NJ 2304 E	20	52	21	NACHI	Cylindrical Roller Bearings
  RTW601	25,4	57,168	26,975	INA	Thrust Roller Bearings
  S71918 ACB/HCP4A	125	90	18	SKF	Angular Contact Ball Bearings
  TAF 121912	10	17	16	IKO	Needle Roller Bearings
  NJA5904	20	37	23	FAG	NEEDLE BEARINGS
  231SM360MA	360	620	194	FAG	SPLIT SPHERICAL ROLLER BEARINGS
  SAF308	1.9375	1.4375		Torrington	PILLOW BLOCKS
  X421	3.0000	25	17	NSK	MAST GUIDE BEARINGS