d - 4 1/4 inch

d - 107,95 mm

D - 6,25 inch

D - 158,75 mm

T - 1,375 inch

T - 34,93 mm

D₁ - 108,737 mm

D₁ - 4,281 inch

m - 4,844 lbs / Weight

m - 2,197 kg / Weight

C_a - 24000 lbf / Dynamic load rating (axial)

C_a - 107000 N / Dynamic load rating (axial)

C_0a - 70000 lbf / Static load rating (axial)

C_0a - 310000 N / Static load rating (axial)

n_G - 1500 1/min / Limiting speed

• Model Number:4448
• Inner Diameter：107,95mm Outer Diameter：158,75mm Width：34,93mm
• Type：Thrust Ball Bearings
• Update date：2025-12-11
• Application:car instrument,bathroom facilities,training beds etc,ship special,Hairbrush device,other CNC,electrocardiograph,industrial equipment,Material handling equipment,Industrial,beverage production
• Similar models:KOYO 234448B INA 4448 FAG 234448-M-SP ISO 234448 ISB 234448 CX 234448MSP
• BEARING POWER International Trading Co.,Ltd. specialize in 4448 products，there is large inventory of INA 4448 . We has been built up long-term cooperation with INA company, could make a bulk order of the 4448 Which INA 4448 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
  10BCDS1	10	30	12,7	PFI	Deep Groove Ball Bearings
  7015UP4	75	115	20	NTN	Angular Contact Ball Bearings
  7018C	90	140	24	KOYO	Angular Contact Ball Bearings
  7305 A-UD	25	62	34	CX	Angular Contact Ball Bearings
  742030/GNP4	150	225	75	NTN	Thrust Ball Bearings
  BB1B362021	28	75	20	SKF	Deep Groove Ball Bearings
  E2.YAR208-108-2F	38,1	80	49,2	SKF	Deep Groove Ball Bearings
  JH-812	12.700	19.050	19.05	KOYO	Needle Roller Bearings
  K.81107TVP	35	52	5	Timken	Thrust Roller Bearings
  LMEKM60	60	90		Samick	Linear Bearings
  T-94649/94113	165,1	288,925	63,5	NTN	Tapered Roller Bearings
  TNB44263S01	23	27,5	15,2	SNR	Needle Roller Bearings
  UKC324	110			KOYO	Bearing Units
  YRTS 395			42,5	ISB	Thrust Roller Bearings
  241/630CAB	630	1030	400	SKF	SPHERICAL ROLLER BEARINGS
  JB060CPO	6.0000	6.6250	.3125	KAYDON	DEEP GROOVE BALL BEARINGS
  NJ204	20	47	14	SKF	CYLINDRICAL ROLLER BEARINGS
  315P	75	160	37	NH	DEEP GROOVE BALL BEARINGS
  SNK10/12	17		12	SKF (Old No.)	NEEDLE BEARINGS
  SNZ-220..6220	100	90	110	CONSOLIDATED	PILLOW BLOCKS