(dimensions in inches)

Bearing Type - Shielded

Bore Dia (d) - 0.2500

Outer Dia (D) - 0.6250

Width (B) - 0.1960

Radius (min) (rs) - 0.002

Dynamic Load Rating (Cr) - 283

Static Load Rating (Cor) - 112

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) - 0.534

Ball Qty - 8

Ball Dia (Dw) - 0.0937

Weight (g) - 4.54

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:SR4ZZ
• Inner Diameter：6,35mm Outer Diameter：15,875mm Width：4,9784mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-15
• Application:water protection,journal lathe,medical treatment,industry test,joint protection,chemical,vacuum suction cup,,printing machinery,wall industry,Air
• Similar models:ISO FR133 ZEN 61903-2RS ZEN SFR188 NACHI 6208ZE ISB 6013-RS KOYO 68/670 FAG 16028 NSK 6305T1X CX 63204ZZ KOYO 6206-2RU
• BEARING POWER International Trading Co.,Ltd. specialize in SR4ZZ products，there is large inventory of AST SR4ZZ . We has been built up long-term cooperation with AST company, could make a bulk order of the SR4ZZ Which AST SR4ZZ 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
  1316	80	170	39	CRAFT	Self-Aligning Ball Bearings
  7036 A-UX	180	280	92	CX	Angular Contact Ball Bearings
  361200 R	10	32	9	SKF	Deep Groove Ball Bearings
  7808CDB	40	52	7	CYSD	Angular Contact Ball Bearings
  6202	15	35	11	KBC	Deep Groove Ball Bearings
  6214-Z	70	125	24	CYSD	Deep Groove Ball Bearings
  7234 BCBM	310	170	52	SKF	Angular Contact Ball Bearings
  75TAC20X+L	75	115	48	NSK	Thrust Ball Bearings
  E 255 /S/NS /S 7CE1	55	100	21	SNFA	Angular Contact Ball Bearings
  NU3080	400	600	148	CX	Cylindrical Roller Bearings
  SL185006	30	55	34	INA	Cylindrical Roller Bearings
  SYFWK 20 LTHR	20	35	24	SKF	Bearing Units
  L18TA508	5.5000	6.5000	.5000	FAG	FOUR POINT ANGULAR CONTACT BALL BEARINGS
  WS81180	400	476		SKF	THRUST ROLLER BEARINGS
  SUCSP206-19	1.1875			PTI	STAINLESS STEEL PILLOW BLOCKS
  PB-22	2.7500	6.2500	1.3750	RIV	DEEP GROOVE BALL BEARINGS
  689	9	17	4	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  6234M	310	170	52	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  54210-U				CONSOLIDATED	THRUST BALL BEARINGS WITH SPHERICAL SEATING RINGS
  3815-ZZ	75	95	15	CONSOLIDATED	DOUBLE ROW ANGULAR CONTACT BALL BEARINGS