(dimensions in inches)

Bearing Type - Flanged Shielded with Extended Inner

Bore Dia (d) - 0.2500

Outer Dia (D) - 0.5000

Outer Width (Bo) - 0.1875

Inner Width (Bi) - 0.2187

Radius (min) (rs) - 0.006

Flange Dia (Df) - 0.5470

Flange Width (Bf) - 0.045

Dynamic Load Rating (Cr) - 344

Static Load Rating (Cor) - 80

Max Speed (Grease) (X1000 RPM) - 40

Max Speed (Oil) (X1000 RPM) - 50

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

Min. Housing Shoulder Dia., Outer (Uo) - 0.457

Ball Qty - 8

Ball Dia (Dw) - 0.0787

Weight (g) - 2.54

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:SFRW188ZZ
• Inner Diameter：6,35mm Outer Diameter：12,7mm Width：mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-10
• Application:equipment and,Spectrum Products,leather processing,medical equipment,power source,Broadcasting System,animal,Doppler,aerial work platform,switch,die casting mold
• Similar models:ZEN R188-2Z FAG 61884-M ZEN 61884 FBJ R188ZZ AST SRW188ZZ SNR AB41882 NKE 61880-M SKF D/WRW188R-2Z NTN FLR188ZZA NTN R188ZZA
• BEARING POWER International Trading Co.,Ltd. specialize in SFRW188ZZ products，there is large inventory of AST SFRW188ZZ . We has been built up long-term cooperation with AST company, could make a bulk order of the SFRW188ZZ Which AST SFRW188ZZ 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
  61928	140	190	24	SIGMA	Deep Groove Ball Bearings
  6218-Z	160	90	30	SKF	Deep Groove Ball Bearings
  627-2RS	7	22	7	KOYO	Deep Groove Ball Bearings
  6300NR	10	35	11	NACHI	Deep Groove Ball Bearings
  6308DDF1h	43	90	25	KBC	Deep Groove Ball Bearings
  7006 ADT	30	55	26	ISO	Angular Contact Ball Bearings
  7014CDB/GNP5	70	110	40	NTN	Angular Contact Ball Bearings
  7914DT	70	100	16	CYSD	Angular Contact Ball Bearings
  AB12437	25	62,02	17,5	SNR	Deep Groove Ball Bearings
  B12-57T1X	12	32	13	NSK	Deep Groove Ball Bearings
  B71904-C-2RSD-T-P4S	20	37	9	FAG	Angular Contact Ball Bearings
  CRD-9605	481,228	615,95	158,75	NTN	Tapered Roller Bearings
  FC12540H100	28	81	48	SNR	Tapered Roller Bearings
  HR130KBE52+L	130	230	145	NSK	Tapered Roller Bearings
  K18X22X13	18	22		INA	Needle Roller Bearings
  NU 2252	260	480	130	ISB	Cylindrical Roller Bearings
  CF90VUUR	30	90	35	IKO	NEEDLE BEARINGS
  EL80	80	125	14	RIV	DEEP GROOVE BALL BEARINGS
  SN315with21315	75	-	100	SKF	PILLOW BLOCKS
  J361256	1.1250	1.5000	1.7500	Bower	JOURNAL ROLLER ASSEMBLIES