d - 220 mm

D - 300 mm

B - 80 mm

D₁ - 272.2 mm

F - 245 mm

b - 11.1 mm

K - 3 mm

r_1,2 - min. - 2.1 mm

r_3,4 - min. - 1.1 mm

s - 3.7 mm

d_a - min. - 231 mm

d_a - max. - 242 mm

D_a - max. - 289 mm

r_a - max. - 2 mm

d_n - 247 mm

Basic dynamic load rating - C - 512 kN

Basic static load rating - C₀ - 1140 kN

Fatigue load limit - P_u - 114 kN

Limiting speed for grease lubrication - 2400 r/min

Limiting speed for oil lubrication - 2800 mm/min

G_ref - 150 cm

Mass bearing - 16.5 kg

• Model Number: NNU 4944 BK/SPW33
• Inner Diameter：220mm Outer Diameter：300mm Width：80mm
• Type：Cylindrical Roller Bearings
• Update date：2025-04-19
• Application:Forklift industry,agrochemical,expectoration machine,leather processing,Machine tools,water protection,,stamping die and its equipment,Pest Monitoring,pneumatic Pump,other accessories
• Similar models:NACHI NNU4944K SKF NNU4944BK/SPW33 SKF NNC4944CV SKF NNU4944B/SPW33 NKE NNC4944-V NSK NNCF4944V ISO NNCL4944V NTN NN4944HSKD1C0NAP4 NTN NNUP4944D1C2P5 NSK NNU4944
• BEARING POWER International Trading Co.,Ltd. specialize in NNU4944BK/SPW33 products，there is large inventory of SKF NNU 4944 BK/SPW33 . We has been built up long-term cooperation with SKF company, could make a bulk order of the NNU 4944 BK/SPW33 Which SKF NNU4944BK/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
  20204	20	47	14	SIGMA	Spherical Roller Bearings
  22310-E-K-W33	50	110	40	NKE	Spherical Roller Bearings
  23236B	180	320	112	NTN	Spherical Roller Bearings
  32318	90	190	67,5	NTN	Tapered Roller Bearings
  455/452	50,8		29,317	KOYO	Tapered Roller Bearings
  6217-2RS	85	150	28	ZEN	Deep Groove Ball Bearings
  6914NR	70	100	16	NACHI	Deep Groove Ball Bearings
  7008 ACE/P4A	68	40	15	SKF	Angular Contact Ball Bearings
  ASTB90 F4540	45	50		AST	Plain Bearings
  LQCF 30-2LS	30			SKF	Linear Bearings
  L467549/L467510	406,4	508	61,912	Timken	Tapered Roller Bearings
  L770847D/L770810AG2+A	457,2	596,9	133,35	NTN	Tapered Roller Bearings
  MJ3/4-Z	19.05	50,8	17,4625	RHP	Deep Groove Ball Bearings
  SL1120-3	1120	1580	320	NSK	Spherical Roller Bearings
  7317WNSU	85	180	41	FAF	ANGULAR CONTACT BALL BEARINGS
  SBB80-2RS	5.0000	7.7500	4.3750	IKO	SPHERICAL PLAIN BEARINGS
  RSTO45	85		19.8	INA	NEEDLE BEARINGS
  S7000CDGAP4A	10	26	8	SKF	ANGULAR CONTACT BALL BEARINGS
  LJ-91/2E	9.5000	15.1250	2.0000	RHP	DEEP GROOVE BALL BEARINGS
  SAF-538615/16..ROLLER	6.9375			CONSOLIDATED	PILLOW BLOCKS