d - 105 mm

Fw - 118 mm

D - 145 mm

B - 40 mm

C - 40 mm

r min. - 1,1 mm

Weight - 1,82 Kg

Basic dynamic load rating (C) - 133 kN

Basic static load rating (C0) - 268 kN

(Grease) Lubrication Speed - 4 100 r/min

(Oil) Lubrication Speed - 4 800 r/min

• Model Number:NNU4921K
• Inner Diameter：105mm Outer Diameter：145mm Width：40mm
• Type：Cylindrical Roller Bearings
• Update date：2025-12-22
• Application:chemical raw materials and reagents,air purification,Other machinery,rehabilitation training equipment,marine analysis and testing equipment,physical instruments,tooth filling,Energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving,Body shaping,tube,Handling machinery and various industrial machinery
• Similar models:NTN NN4921 NACHI NNU4921 ISB NNU4921SPW33 SKF NNU4921BK/SPW33 ISB NNU4921K/SPW33 NACHI NNU4921K ISO NN4921K CX NNU4921K ISO NN4921 FAG NNU4921-S-K-M-SP
• BEARING POWER International Trading Co.,Ltd. specialize in NNU4921K products，there is large inventory of NTN NNU4921K . We has been built up long-term cooperation with NTN company, could make a bulk order of the NNU4921K Which NTN NNU4921K 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
  20208 KC+H208	40	80	18	CX	Spherical Roller Bearings
  22209EG15W33	45,000	85,000	23,000	SNR	Spherical Roller Bearings
  30234 J2	310	170	57	SKF	Tapered Roller Bearings
  7026C	130	200	33	CYSD	Angular Contact Ball Bearings
  H7017C/HQ1	85	130	22	AST	Angular Contact Ball Bearings
  HSS7007-C-T-P4S	35	62	14	FAG	Angular Contact Ball Bearings
  KBK11X15X15.8	11,000	15,000		NTN	Needle Roller Bearings
  NKS43	43	58	22	INA	Needle Roller Bearings
  NF 334	170	310		NACHI	Cylindrical Roller Bearings
  NLJ3	76,2	146,05	26,9875	RHP	Self-Aligning Ball Bearings
  NUP 211 ECP	100	55	21	SKF	Thrust Ball Bearings
  L15PA108	1.5000	1.8750	.1875	FAG	ANGULAR CONTACT BALL BEARINGS
  6311Z	55	120	29	FAG	DEEP GROOVE BALL BEARINGS
  3202J2Z	15	35	15.9	INA	DOUBLE ROW ANGULAR CONTACT BALL BEARINGS
  NU2306	30	72	27	STEYR	CYLINDRICAL ROLLER BEARINGS
  KG300ARO	30.0000	32.0000	1.0000	KAYDON	ANGULAR CONTACT BALL BEARINGS
  MUC315	75	160	37	Rollway	CYLINDRICAL ROLLER BEARINGS
  RLS8	.7500	1.8750	.5625	NH	CYLINDRICAL ROLLER BEARINGS
  53426U				STEYR	THRUST BALL BEARINGS WITH SPHERICAL SEATING RING
  W609	9	24	7	SKF	DEEP GROOVE BALL BEARINGS