d - 105 mm

Fw - 117 mm

D - 145 mm

B - 40 mm

C - 40 mm

r min. - 1,1 mm

Weight - 1,99 Kg

Basic dynamic load rating (C) - 161 kN

Basic static load rating (C0) - 315 kN

(Grease) Lubrication Speed - 3 800 r/min

(Oil) Lubrication Speed - 4 800 r/min

• Model Number: NNU 4921 K
• Inner Diameter：105mm Outer Diameter：145mm Width：40mm
• Type：Cylindrical Roller Bearings
• Update date：2025-12-16
• Application:Cylinder Standard,squeeze machine etc,Cylinder Special,rolling machine,defogging and degreasing,Pneumatic Actuator,physical instruments,Hydraulic Hose,Medical room equipment,training beds etc,motor
• Similar models:NSK NNU4921 NTN NN4921C1NAP4 NSK RSF-4921E4 NTN NN4921K FAG NNU4921-S-M-SP NSK NN4921MB CX NNU4921KV NACHI NNU4921K SKF NNU4921B/SPW33 CX NN4921
• BEARING POWER International Trading Co.,Ltd. specialize in NNU4921K products，there is large inventory of NSK NNU 4921 K . We has been built up long-term cooperation with NSK company, could make a bulk order of the NNU 4921 K Which NSK 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
  4T-15100/15245	25,4	62	19,05	NTN	Tapered Roller Bearings
  54420U+U420	103			ISO	Thrust Ball Bearings
  62305-2RS	25	62	24	CRAFT	Deep Groove Ball Bearings
  7005 CE/HCP4AL	47	25	12	SKF	Angular Contact Ball Bearings
  BHAM 2212	34,925	44,45	19,05	IKO	Needle Roller Bearings
  GE20-KRR-B	20	47	43,7	INA	Deep Groove Ball Bearings
  L 327249/210	177,008	133,35	25,4	SKF	Tapered Roller Bearings
  LJ1.1/4-Z	31.75	69,85	17,4625	RHP	Deep Groove Ball Bearings
  NCF 29/670 V	900	670	136	SKF	Cylindrical Roller Bearings
  N1020	100	137	24	NTN	Cylindrical Roller Bearings
  NNCF4938V	190	240,7	69	NSK	Cylindrical Roller Bearings
  NN3014	70	110	30	CX	Cylindrical Roller Bearings
  VKBA 3255				SKF	Wheel Bearings
  W 619/2 XR-2Z	2	6	2,5	SKF	Deep Groove Ball Bearings
  3306J2RS	30	72	30.2	INA	DOUBLE ROW ANGULAR CONTACT BALL BEARINGS
  HCB7032C.T.P4S	160	240	38	FAG	ANGULAR CONTACT BALL BEARINGS
  32016X	80	125	29	SKF	TAPERED ROLLER BEARINGS
  94732	1.2500	1.7500	2.0000	Hyatt	JOURNAL ROLLER ASSEMBLIES
  XLS-8AC	8.0000	10.7500	1.3750	CONSOLIDATED	ANGULAR CONTACT BALL BEARINGS
  400x450x20mm	400	450	20	CONSOLIDATED	OIL SEALS