(dimensions in inches)

Bearing Type - Shielded

Bore Dia (d) - 0.0781

Outer Dia (D) - 0.2500

Width (B) - 0.1406

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) - 0.53

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: SR1-4ZZ
• Inner Diameter：1,98374mm Outer Diameter：6,35mm Width：3,57124mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-17
• Application:Anti-defibrillation pacing,laser devices,aerial work platform,Roller,Infrared Technology,marine analysis and testing equipment,instrument,metallurgical mold,steam Hydraulic control element,fabric products,Digital Generator
• Similar models:Timken W209PPB4 ISB 6212-RS ISB 618/500MA ISO R3ZZ NTN 6315ZZNR SIGMA 61810 INA GRAE30-NPP-B-FA125.5 Timken GC1200KRRB ISB 634-Z NTN TMB207X46JR2CS32-2PX35
• BEARING POWER International Trading Co.,Ltd. specialize in SR1-4ZZ products，there is large inventory of AST SR1-4ZZ . We has been built up long-term cooperation with AST company, could make a bulk order of the SR1-4ZZ Which AST SR1-4ZZ 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
  22336W33	180	380	126	ISO	Spherical Roller Bearings
  29252 M	260	360		ISO	Thrust Roller Bearings
  51111	55	78	16	NACHI	Thrust Ball Bearings
  B-710	11,113	15,875	15,88	Timken	Needle Roller Bearings
  BAHB663669	35	72,04	33	SKF	Angular Contact Ball Bearings
  BTW 160 CM/SP	160	240	48	SKF	Angular Contact Ball Bearings
  DE0763CS46PX1/5A	35	72	34	NTN	Angular Contact Ball Bearings
  N248	240	440	72	ISO	Cylindrical Roller Bearings
  N412	60	150	35	FBJ	Cylindrical Roller Bearings
  NN 3017 TN9/SP	85	130	34	SKF	Cylindrical Roller Bearings
  NN 3022 KTN9/SP	110	170	45	SKF	Cylindrical Roller Bearings
  SX0118/500	500	620	56	INA	Complex Bearings
  MB-5	25	32	5	FAG	LOCKWASHERS
  L-40	2.5000	3.7500	5.0000	Barden	LINEAR RECIRCULATING BALL BEARINGS
  SSR-1350ZZ	5	13	4	NMB	DEEP GROOVE BALL BEARINGS
  33211	55	100	35	SNR	TAPERED ROLLER BEARINGS
  SNW109x11/2	45	65		Torrington	ADAPTERS
  1205E	25	52	15	MRC	SELF
  SN-324..20324	120	-	160	CONSOLIDATED	PILLOW BLOCKS
  H-3872x340	360	340		CONSOLIDATED	ADAPTERS