d - 105 mm

D - 145 mm

B - 40 mm

C - 40 mm

Weight - 2,00 Kg

Basic dynamic load rating (C) - 127,4 kN

Basic static load rating (C0) - 254,8 kN

(Grease) Lubrication Speed - 5141 r/min

(Oil) Lubrication Speed - 5820 r/min

• Model Number:NNU 4921 K/SPW33
• Inner Diameter：105mm Outer Diameter：145mm Width：40mm
• Type：Cylindrical Roller Bearings
• Update date：2025-12-10
• Application:aerial work equipment,chuck industry,Forming mold,packing equipment,generator,security,enzyme,comprehensive experiment,Plastic molding,agriculture,heating fans
• Similar models:CX NNU4921V NTN NNU4921 NTN NNU4921C1NAP4 NACHI NNU4921 NTN NN4921 ISO NNU4921 SKF NNU4921B/SPW33 NSK RSF-4921E4 ISO NN4921K NSK NNU4921K
• BEARING POWER International Trading Co.,Ltd. specialize in NNU4921K/SPW33 products，there is large inventory of ISB NNU 4921 K/SPW33 . We has been built up long-term cooperation with ISB company, could make a bulk order of the NNU 4921 K/SPW33 Which ISB NNU4921K/SPW33 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
  231/530-K-MB + H31/530-HG	500	870	272	FAG	Spherical Roller Bearings
  54222	110	160	71,4	NSK	Thrust Ball Bearings
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  663/653	82,55	146,05	41,275	CX	Tapered Roller Bearings
  7921	105	145	20	CYSD	Angular Contact Ball Bearings
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  HK1312	13	19	12	AST	Needle Roller Bearings
  MR10412848+MI-8810448	139,7	203,2	76,58	NTN	Needle Roller Bearings
  NJ20/670	670	980	180	ISO	Cylindrical Roller Bearings
  NKIA 5911	55	80	34	NBS	Complex Bearings
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  QJ312NR	60,000	130,000	31,000	NTN	Angular Contact Ball Bearings
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  100DGB440	10.0000	15.7500	2.0000	American	DEEP GROOVE BALL BEARINGS
  RTW-607				INA	THRUST ROLLER BEARING WITH SPHERICAL SEATING RING
  UCF207-107T	1.4375			NTN	PILLOW BLOCKS
  QJM3	3.0000	7.0000	1.5625	RHP	ANGULAR CONTACT BALL BEARINGS WITH SPLIT INNER RACE
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