(dimensions in inches)

Bearing Type - Flanged Shielded with Extended Inner

Bore Dia (d) - 0.2500

Outer Dia (D) - 0.6250

Outer Width (Bo) - 0.1960

Inner Width (Bi) - 0.2272

Radius (min) (rs) - 0.002

Flange Dia (Df) - 0.6900

Flange Width (Bf) - 0.042

Dynamic Load Rating (Cr) - 333

Static Load Rating (Cor) - 131

Max Speed (Grease) (X1000 RPM) - 38

Max Speed (Oil) (X1000 RPM) - 45

Max. Shaft Shoulder Dia. Inner (Ui) - 0.3

Min. Housing Shoulder Dia., Outer (Uo) - 0.543

Ball Qty - 8

Ball Dia (Dw) - 0.0937

Weight (g) - 4.90

Precision - A1

Standard Clearance - K25

Material - 52100 Chrome steel (or equivalent)

Also available in Stainless Steel, add prefix "S"

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

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

• Model Number: FRW4ZZ
• Inner Diameter：6,35mm Outer Diameter：15,875mm Width：mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-16
• Application:small appliances,Oral Image,stamping die and its equipment,Spectrum Products,chromatography,surgical instruments,root canal filling,machine tool spindle,teaching equipment,Cutting Machine,food sterilization
• Similar models:KOYO UC201 RHP KLNJ3/16 NKE 6308 NSK 6308VV NSK 6810DDU NSK 6901VV SKF YAR207-107-2F Timken 9103KDD KOYO 6305N ZEN 6000-2Z.T9H.C3
• BEARING POWER International Trading Co.,Ltd. specialize in FRW4ZZ products，there is large inventory of AST FRW4ZZ . We has been built up long-term cooperation with AST company, could make a bulk order of the FRW4ZZ Which AST FRW4ZZ 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
  05075X/05185-B	19.05	47	14,381	Timken	Tapered Roller Bearings
  294/600 M	600	1030		ISO	Thrust Roller Bearings
  23052-E1-K	260	400	104	FAG	Spherical Roller Bearings
  239724B	124	165	54	KOYO	Thrust Ball Bearings
  2900	10	26	12	INA	Thrust Ball Bearings
  595/592A	82,55	152,4	39,688	CX	Tapered Roller Bearings
  7409 B-UO	45	120	58	CX	Angular Contact Ball Bearings
  AC-6006ZZ	30	55	13	NTN	Deep Groove Ball Bearings
  K70X78X46ZW	70	85		KOYO	Needle Roller Bearings
  NP305	25	62	17	ISO	Cylindrical Roller Bearings
  NU2324	120	260	86	NTN	Cylindrical Roller Bearings
  R6	9,525	22,225	5,558	ISB	Deep Groove Ball Bearings
  RI-2X2	1,016	3,175	1,191	NMB	Deep Groove Ball Bearings
  SL182230	150	270	73	ISO	Cylindrical Roller Bearings
  UKP322H	100			SNR	Bearing Units
  W214PP2	70	125	39,69	CYSD	Deep Groove Ball Bearings
  RTWH-731				Andrews	THRUST ROLLER BEARING WITH SPHERICAL SEATING RING
  NNCL4838V.C3	190	240	50	SKF	CYLINDRICAL ROLLER BEARINGS
  RNA324220	42		20	SKF (Old No.)	NEEDLE BEARINGS
  81207			7.5	Torrington	THRUST ROLLER BEARINGS