(dimensions in mm)

Bearing Type - Open

Bore Dia (d) - 1.0000

Outer Dia (D) - 4.0000

Width (B) - 1.6000

Radius (min) (rs) - 0.100

Dynamic Load Rating (Cr) - 120

Static Load Rating (Cor) - 30

Max Speed (Grease) (X1000 RPM) - 100

Max Speed (Oil) (X1000 RPM) - 120

Max. Shaft Shoulder Dia. Inner (Li) - 2.0

Min. Housing Shoulder Dia., Outer (Lo) - 3.8

Ball Qty - 5

Ball Dia (Dw) - 0.8000

Weight (g) - 0.11

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. Also, the equivalent ISO classes.

• Model Number: 691H
• Inner Diameter：1mm Outer Diameter：4mm Width：1,6mm
• Type：Deep Groove Ball Bearings
• Update date：2025-04-19
• Application:welding equipment,EEG,electric pump,engine,Storage Tool,Display Devices,Broadcasting System,tray industry,embroidery cloth,wire industry,linear drive
• Similar models:NTN 6911ZZNR KOYO 6918ZZ CYSD 6912-RS ZEN SF691X ZEN S691X NACHI 6914Z NACHI 6916ZNR CYSD 6913-2RS NTN 6910LLU AST 691XH
• BEARING POWER International Trading Co.,Ltd. specialize in 691H products，there is large inventory of AST 691H . We has been built up long-term cooperation with AST company, could make a bulk order of the 691H Which AST 691H 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
  23140RHA	200	340	112	KOYO	Spherical Roller Bearings
  51122M	110	145		AST	Thrust Ball Bearings
  54207U+U207	37			CX	Thrust Ball Bearings
  6213-2RS1/HC5C3WT	65	120	23	SKF	Deep Groove Ball Bearings
  6234 M	310	170	52	SKF	Deep Groove Ball Bearings
  72FC48290	360	480	290	KOYO	Cylindrical Roller Bearings
  7310 BECAM	110	50	27	SKF	Angular Contact Ball Bearings
  BH-1410	22,225	30,163	15,88	Timken	Needle Roller Bearings
  LMBS24UUOP	38,1	60,325		Samick	Linear Bearings
  NKI22/20	22	34	20	SKF	Needle Roller Bearings
  RASE5/8	15,875			INA	Bearing Units
  SY 20 FM	20			SKF	Bearing Units
  UCFL211	55			CRAFT	Bearing Units
  UCP318-56SC	88,9		96	KOYO	Bearing Units
  VEB 35 /NS 7CE3	35	55	10	SNFA	Angular Contact Ball Bearings
  ZARF45105-L-TV	45	105	22,5	INA	Complex Bearings
  NUP352	260	540	102	FAG	CYLINDRICAL ROLLER BEARINGS
  YCJ70	70			FAF	PILLOW BLOCKS
  SAF-513	2.2500			Torrington	PILLOW BLOCKS
  55BIA248	5.5000	9.5000	1.3750	Torrington	ANGULAR CONTACT BALL BEARINGS