d - 220 mm

D - 300 mm

B - 80 mm

C - 80 mm

b - 11,1 mm

r1 min. - 2,1 mm

r2 min. - 2,1 mm

r3 min. - 1,1 mm

r4 min. - 1,1 mm

D1 - 272,2 mm

F - 245 mm

K - 3 mm

da min. - 231 mm

da max - 242 mm

Da max. - 289 mm

db min - 249 mm

ra max. - 2 mm

S - 3,7 mm

dh - 247 mm

Weight - 16,5 Kg

Basic dynamic load rating (C) - 512 kN

Basic static load rating (C0) - 1 140 kN

(Grease) Lubrication Speed - 2 400 r/min

(Oil) Lubrication Speed - 2 800 r/min

Fatigue load limit (Pu) - 114

• Model Number: NNU 4944 B/SPW33
• Inner Diameter：220mm Outer Diameter：300mm Width：80mm
• Type：Cylindrical Roller Bearings
• Update date：2025-12-09
• Application:Oral Equipment,industry test,equipment,linear drive,electrocardiograph,static control,medical equipment,joint protection,tray industry,Automobile,ventilation heating equipment
• Similar models:FAG NNU4944-S-K-M-SP INA SL014944 KOYO NNU4944 CX NN4944K ISB NNU4944K/SPW33 NTN NNU4944 CX NNU4944K NKE NNC4944-V CYSD NNU4944K/W33 CYSD NNU4944/W33
• BEARING POWER International Trading Co.,Ltd. specialize in NNU4944B/SPW33 products，there is large inventory of SKF NNU 4944 B/SPW33 . We has been built up long-term cooperation with SKF company, could make a bulk order of the NNU 4944 B/SPW33 Which SKF NNU4944B/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
  2313	65	140	48	NSK	Self-Aligning Ball Bearings
  30260	300	540	96	NTN	Tapered Roller Bearings
  32207C	35	72	24,25	NTN	Tapered Roller Bearings
  34306/34478	77,788	121,442	24,608	Fersa	Tapered Roller Bearings
  6202ZZE	15	35	11	NACHI	Deep Groove Ball Bearings
  625924	120	170	124	NTN	Tapered Roller Bearings
  686-2RS	6	13	5	ZEN	Deep Groove Ball Bearings
  AKJ25X38X2	25,000	38,000		NTN	Needle Roller Bearings
  ARXJ37X59X2.8	37,000	59,000	2,800	NTN	Needle Roller Bearings
  NH1080	400	600	90	ISO	Cylindrical Roller Bearings
  NK35X52X33	35,000	52,000	33,000	NTN	Needle Roller Bearings
  S51109	45	65	14	ZEN	Thrust Ball Bearings
  UCFL308-24	38,1			KOYO	Bearing Units
  XGB35273	40	76	41	SNR	Angular Contact Ball Bearings
  6203T.P5	17	40	12	FAG	DEEP GROOVE BALL BEARINGS
  5414A	70	180	79.38	SKF	DOUBLE ROW ANGULAR CONTACT BALL BEARINGS
  NKS28	42		20	Torrington	NEEDLE BEARINGS
  94340	.7500	1.2500	2.5000	RBC	JOURNAL ROLLER ASSEMBLIES
  234424MSP/5	120	180	234424 M.SP	CONSOLIDATED	ANGULAR CONTACT THRUST BALL BEARINGS
  LER-137	5.9375		25.35	CONSOLIDATED	TRIPLE RING ALUMINUM SEALS FOR SAF TYPE PILLOW BLOCKS