(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：2025-12-16
• Application:mobile toilet,rolling mill roll neck and slowdown device,flow control valve,sheet industry,Forklift industry,mechanical annex,die casting mold,walking Food processing machinery and equipment,Rolling mill,Blood coagulation reagent,Digital Generator
• Similar models:FBJ FR144ZZ NSK FR144ZZ NTN FLR144 NSK FR144 AST SR144ZZ AST SRW144 AST SFR144 SKF D/WR144 SKF 414406A ZEN FR144-2Z
• 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
  231/900B	900	1420	412	NTN	Spherical Roller Bearings
  4T-95475/95925	120,65	234,95	63,5	NTN	Tapered Roller Bearings
  6205/26V16	26	52	15	NTN	Deep Groove Ball Bearings
  6304Z	20	52	15	KOYO	Deep Groove Ball Bearings
  67989/67920	209,55	282,575	46,038	CX	Tapered Roller Bearings
  71826 C	130	165	18	ISO	Angular Contact Ball Bearings
  LJ2-2Z	50,8	101,6	20,6375	RHP	Deep Groove Ball Bearings
  NJ2338-E-MA6	190	400	132	NKE	Cylindrical Roller Bearings
  NJ264-E-M6+HJ264	320	580	92	NKE	Cylindrical Roller Bearings
  NU3080	400	600	148	CX	Cylindrical Roller Bearings
  UKFS322+H2322	100			NACHI	Bearing Units
  ZB1.16.0400.200-1RTTN	324,1	458	43	ISB	Thrust Ball Bearings
  98210	50	90	11	FAG	DEEP GROOVE BALL BEARINGS
  230/600CA	600	870	200	SKF	SPHERICAL ROLLER BEARINGS
  SNP-3064x1115/16	320	380		SKF	ADAPTERS
  GE170SW	170	260	54	INA	SPHERICAL PLAIN BEARINGS
  102-KSFG	15	32	9	MRC	DEEP GROOVE BALL BEARINGS
  305P	25	62	17	NH	DEEP GROOVE BALL BEARINGS
  87506	30	62	.6299	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  NU-1926E	130	180	24	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS