d - 105 mm

D - 145 mm

B - 40 mm

C - 40 mm

r min. - 1,1 mm

da min. - 111,5 mm

Da max. - 138,5 mm

ra max. - 1 mm

Weight - 2,05 Kg

Basic dynamic load rating (C) - 199 kN

Basic static load rating (C0) - 420 kN

(Grease) Lubrication Speed - 950 r/min

(Oil) Lubrication Speed - 1900 r/min

• Model Number:RS-4921E4
• Inner Diameter：105mm Outer Diameter：145mm Width：40mm
• Type：Cylindrical Roller Bearings
• Update date：2023-03-03
• Application:teaching equipment,sheet industry,gear type,heating fans,marine test,Individual Wire,office outdoor camping equipment,Machine Tool Accessories,metal mold,Forging machine,vertical sawing machine
• Similar models:NTN NNU4921K NTN NNU4921KC1NAP4 CX NNU4921 NSK RS-4921E4 ISO NNU4921V ISO NNU4921K NSK NNU4921 KOYO NNU4921K NSK NNU4921MB CX NNU4921K
• BEARING POWER International Trading Co.,Ltd. specialize in RS-4921E4 products，there is large inventory of NSK RS-4921E4 . We has been built up long-term cooperation with NSK company, could make a bulk order of the RS-4921E4 Which NSK RS-4921E4 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
  30330-A	150	320	72	FAG	Tapered Roller Bearings
  323156	280	460	146	NTN	Tapered Roller Bearings
  6026-RS	130	200	33	CYSD	Deep Groove Ball Bearings
  63/22-2RS C3	22	56	16	PFI	Deep Groove Ball Bearings
  68462/68712	117,475	180,975	34,925	CX	Tapered Roller Bearings
  7021 CD/HCP4AL	160	105	26	SKF	Angular Contact Ball Bearings
  712147510	21	37	7,5	INA	Needle Roller Bearings
  BK2212	22	28	12	INA	Needle Roller Bearings
  HC STA3064LFT	30,16	64,29	21,43	KOYO	Tapered Roller Bearings
  HM218248/HM218210	89,975	146,975	40	Timken	Tapered Roller Bearings
  J-126	19.050	25.400	9.53	KOYO	Needle Roller Bearings
  KN1232	12	22	32	NBS	Linear Bearings
  NKX 70	70	85	40	NBS	Complex Bearings
  RNA 6909UU	52	68	40	IKO	Needle Roller Bearings
  SS 619/8	8	19	6	ISB	Deep Groove Ball Bearings
  S71922 ACD/P4A	110	150	20	SKF	Angular Contact Ball Bearings
  UC212-38L3	60,325	110	65,1	KOYO	Deep Groove Ball Bearings
  X33024/Y33024	120	180	48	Timken	Tapered Roller Bearings
  51232				FAG	THRUST BALL BEARINGS
  WCT-45A	10.9680	11.3750		Rollway	THRUST ROLLER BEARINGS