(dimensions in inches)

Bearing Type - Shielded

Bore Dia (d) - 0.1250

Outer Dia (D) - 0.2500

Width (B) - 0.1094

Radius (min) (rs) - 0.004

Dynamic Load Rating (Cr) - 54

Static Load Rating (Cor) - 17

Max Speed (Grease) (X1000 RPM) - 67

Max Speed (Oil) (X1000 RPM) - 80

Max. Shaft Shoulder Dia. Inner (Ui) - 0.2

Min. Housing Shoulder Dia., Outer (Uo) - 0.226

Ball Qty - 7

Ball Dia (Dw) - 0.0394

Weight (g) - 0.40

Precision - A1

Standard Clearance - K25

Material - Martensitic Stainless Steel

Also available in 52100 Chrome Steel

ABEC Grades 1, 3, 5, 7, and 9 are available.

Two metal shields = (ZZ), also available with a single metal shield = (Z).

• Model Number: SR144ZZ
• Inner Diameter：3,175mm Outer Diameter：6,35mm Width：2,77876mm
• Type：Deep Groove Ball Bearings
• Update date：2025-04-22
• Application:altimeter etc,Laser Measurements,spectrometer,medical equipment,Cylinder Type,sewage pump,Pneumatic Actuator,Seals,axle lathe,air shower etc,relay
• Similar models:SKF D/WRW144R-2Z AST SFR144ZZ NTN FLR144 ISB R144 AST SR144Y02 FBJ R144ZZ AST SR144 ISB FR144 ZEN FR144 ISO R144ZZ
• BEARING POWER International Trading Co.,Ltd. specialize in SR144ZZ products，there is large inventory of AST SR144ZZ . We has been built up long-term cooperation with AST company, could make a bulk order of the SR144ZZ Which AST SR144ZZ 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
  23236-MB-W33	180	320	112	NKE	Spherical Roller Bearings
  231/500-MB-W33	500	830	264	NKE	Spherical Roller Bearings
  71913 CB/P4A	90	65	13	SKF	Angular Contact Ball Bearings
  AST20 1520	15	17		AST	Plain Bearings
  BAHB636193C	38	70	37	SKF	Angular Contact Ball Bearings
  HR30E	30		30	NMB	Plain Bearings
  K65x70x30	65	70	30	ISO	Needle Roller Bearings
  M6316	80	170	39	KOYO	Deep Groove Ball Bearings
  NTB 100135	100	135		IKO	Needle Roller Bearings
  RNU 1017 ML	130	96,5	22	SKF	Cylindrical Roller Bearings
  UCTX12-39	61,9125			KOYO	Bearing Units
  VKBA 3330				SKF	Wheel Bearings
  201HCUL	12	32	10	Barden	ANGULAR CONTACT BALL BEARINGS
  NNCL4824V.C3	120	150	30	SKF	CYLINDRICAL ROLLER BEARINGS
  STO45	45	85	20	INA	NEEDLE BEARINGS
  6007ZNR	35	62	14	SKF	DEEP GROOVE BALL BEARINGS
  2308	40	90	33	CONSOLIDATED	SELF
  71801TGP/4	12	21	5	CONSOLIDATED	ANGULAR CONTACT BALL BEARINGS
  RT-21			.3125	CONSOLIDATED	THRUST ROLLER BEARINGS
  SN-313..1313	65	-	90	CONSOLIDATED	PILLOW BLOCKS