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AS568 (ARP568) O-Ring (Packing and Gasket) (Part Numbers)

AS568 (ARP568) O-Ring (Packing and Gasket)

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  • AS568-□□□-4C ( 4-C:Silicon rubber )
  • AS568-□□□-4D ( 4-D:Fluororubber )
  • AS568-□□□-1A ( 1-A:Nitrile rubber )
  • AS568-□□□-1B ( 1-B:Nitrile rubber )
  • AS568-□□□-2 ( 2:Nitrile rubber )
  • Volume Discount

[Features]
·It has good sealing performance with self-sealing action despite its simple structure
·Stable sealing performance even under high pressure
·Compact installation space and easy installation
·Sealing is not directional and is possible from both sides
[Applications]
·Can be used for various machines
·The material can be selected depending on the usage conditions, so it can be used in a wide range of applications, both for movement and for stationary use

PDF

Japanese Only

Part Number

Configured Part Number is shown.

Drawing

Product Specification

This synthetic rubber ring was made for the purpose of sealing liquid and gases in reciprocating motion or fixed areas

This synthetic rubber ring was made for the purpose of sealing liquid and gases in reciprocating motion or fixed areas

Specifications Table

MaterialJIS StandardOld JIS standardColorHardness
Type A durometer
Operating temperature range
Nitrile RubberNBR-70-1Class 1 ABlackA70 +/- 5-30℃ to +100℃
NBR-90Class 1 BA90 +/- 5-25℃ to +100℃
NBR-70-2Class 2A70 +/- 5-25°C to +80°C
Silicone rubberVMQ-70Class 4CVermilionA70 +/- 5-50°C to +200°C
FluoroelastomerFKM-70Class 4DBlackA70 +/- 5-15°C to +200°C
AS568
Nominal number
O-ring nominal size (in)O-ring actual size (mm)AN 6227
1516
WdDd2d1
0011/321/323/321.02+/- 0.070.74+/- 0.10-
0023/643/649/641.271.07-
0031/161/163/161.521.42-
0041/165/6413/641.781.78+/- 0.12-
0051/163/327/322.57-
0061/161/81/42.901
0071/165/329/323.682
0081/163/165/164.473
0091/167/3211/325.284
0101/161/43/86.075
0111/165/167/167.656
0121/163/81/29.257
0131/167/169/1610.82-
0141/161/25/812.42-
0151/169/1611/1614.00-
0161/165/83/415.60-
0171/1611/1613/1617.17-
0181/163/47/818.77-
0191/1613/1615/1620.35+/- 0.15-
0201/167/8121.95-
0211/1615/161 1/1623.52-
0221/1611 1/825.12-
0231/161 1/161 3/1626.70-
0241/161 1/81 1/428.30-
0251/161 3/161 5/1629.87-
0261/161 1/41 3/831.47-
0271/161 5/161 7/1633.05-
0281/161 3/81 1/234.65-
0291/161 1/21 5/837.82+/- 0.25-
0301/161 5/81 3/441.00-
0311/161 3/41 7/844.17-
0321/161 7/8247.35-
0331/1622 1/850.52-
0341/162 1/82 1/453.70-
0351/162 1/42 3/856.87-
0361/162 3/82 1/260.05-
0371/162 1/22 5/863.22-
0381/162 5/82 3/466.40-
0391/162 3/42 7/869.57+/- 0.38-
0401/162 7/8372.75-
0411/1633 1/875.92-
0421/163 1/43 3/882.27-
0431/163 1/23 5/888.62-

Product Feature Details

  • Generally installed in a groove, it exerts its sealing function through the stress generated by moderate compression.
  • This product is easier to install than any other packing, takes up less space, and can be done the same way by anyone, and its self-sealing action provides stable sealing performance even under high pressure using only an O-ring.
  • It can be installed with a small amount of compression (squeeze) and has relatively low kinetic frictional resistance for higher efficiency.
  • It does not cause overtightening of nuts when used for fixing.
O-ring (Packing and Gasket) AS568 (ARP568) Features

Principle of action
Fig. 1: When an O-ring seals a fluid with no or low pressure, the seal is maintained by a squeeze equivalent to a percentage of the cross-sectional diameter of the O-ring.
Fig. 2: As the fluid pressure increases, as shown in the figure, the crushed O-ring in the groove is pushed from the pressure side, shifting to one side and sealing with a self-sealing effect.
Fig. 3: If the pressure increases further and exceeds 10 MPa, the softness of the rubber will cause the O-ring to be damaged by protruding into the clearance.
Fig. 4: To prevent this, if there is pressure on the opposite side of the pressure direction or on both sides, attach backup rings made of leather or fluoropolymer to both sides of the O-ring.

Cautions and Prohibitions

Cautions

  • The dynamic O-ring smooths the sliding metal surface finish. (It should be about 1.5S.) The inside of the groove should be about 3S.
  • If the reciprocating sliding surface has holes, etc., take care to protect them.
  • Do not use more than 2 O-rings in the same location.
  • Pay attention to the groove design.
  • If the O-ring breaks down, it will suddenly leak and cause an accident, so be sure to replace it at the end of its useful life for dynamic applications.
  • Due to its rubbery nature, it will age in the air, so care must be taken when storing it.
Part Number
AS568-219-4D
AS568-220-1A
AS568-220-4D
AS568-221-1A
AS568-221-2
AS568-221-4D
AS568-222-1A
AS568-222-1B
AS568-222-4D
AS568-223-1A
AS568-223-4D
AS568-224-1A
AS568-224-4D
AS568-225-1A
AS568-225-4D
AS568-226-1A
AS568-227-1A
AS568-227-2
AS568-228-1A
AS568-228-1B
AS568-228-4D
AS568-229-1A
AS568-229-4D
AS568-230-1A
AS568-230-2
AS568-230-4D
AS568-231-1A
AS568-232-1A
AS568-232-4D
AS568-233-1A
AS568-233-4D
AS568-234-1A
AS568-234-4C
AS568-234-4D
AS568-235-1A
AS568-236-1A
AS568-237-1A
AS568-238-1A
AS568-239-1A
AS568-239-4D
AS568-240-1A
AS568-240-4C
AS568-240-4D
AS568-241-1A
AS568-241-4D
AS568-242-1A
AS568-242-4D
AS568-243-1A
AS568-243-4D
AS568-244-1A
AS568-245-1A
AS568-246-1A
AS568-246-4D
AS568-247-1A
AS568-247-4C
AS568-248-1A
AS568-249-1A
AS568-250-1A
AS568-251-1A
AS568-251-4D
AS568-252-1A
AS568-253-1A
AS568-255-1A
AS568-256-1A
AS568-257-1A
AS568-258-1A
AS568-259-1A
AS568-260-1A
AS568-261-1A
AS568-262-1A
AS568-263-1A
AS568-263-4D
AS568-264-1A
AS568-264-4D
AS568-265-1A
AS568-266-1A
AS568-267-1A
AS568-268-1A
AS568-268-4D
AS568-269-4D
AS568-270-1A
AS568-270-2
AS568-270-4D
AS568-271-1A
AS568-271-4D
AS568-272-1A
AS568-272-4D
AS568-273-1A
AS568-274-1A
AS568-275-1A
Part NumberStandard Unit PriceMinimum order quantityVolume DiscountDays to ShipRoHSType I.D. d1
(mm)
Thickness d2
(mm)
Material Type of Material Nominal Number

MYR 17.52

1 Piece(s)Available 12 Day(s) or more 10-32.923.53[Fluoroelastomer] Fluorine RubberClass 4 D219

MYR 2.87

10 Piece(s)Available 10 Day(s) or more 10-34.523.53Nitrile RubberA Type A220

MYR 17.52

1 Piece(s)Available 17 Day(s) or more 10-34.523.53[Fluoroelastomer] Fluorine RubberClass 4 D220

MYR 3.71

10 Piece(s)Available 10 Day(s) or more 10-36.093.53Nitrile RubberA Type A221

MYR 4.89

1 Piece(s)Available 17 Day(s) or more 10-36.093.53Nitrile RubberClass 2221

MYR 19.38

1 Piece(s)Available 10 Day(s) or more 10-36.093.53[Fluoroelastomer] Fluorine RubberClass 4 D221

MYR 2.95

10 Piece(s)Available 10 Day(s) or more 10-37.693.53Nitrile RubberA Type A222

MYR 4.89

1 Piece(s)Available 10 Day(s) or more 10-37.693.53Nitrile RubberA Type B222

MYR 19.38

1 Piece(s)Available 17 Day(s) or more 10-37.693.53[Fluoroelastomer] Fluorine RubberClass 4 D222

MYR 3.36

1 Piece(s)Available 10 Day(s) or more 10-40.873.53Nitrile RubberA Type A223

MYR 9.94

1 Piece(s)Available 10 Day(s) or more 10-40.873.53[Fluoroelastomer] Fluorine RubberClass 4 D223

MYR 3.36

1 Piece(s)Available 10 Day(s) or more 10-44.043.53Nitrile RubberA Type A224

MYR 15.34

1 Piece(s)Available 12 Day(s) or more 10-44.043.53[Fluoroelastomer] Fluorine RubberClass 4 D224

MYR 3.36

1 Piece(s)Available 10 Day(s) or more 10-47.223.53Nitrile RubberA Type A225

MYR 16.52

1 Piece(s)Available 17 Day(s) or more 10-47.223.53[Fluoroelastomer] Fluorine RubberClass 4 D225

MYR 3.36

1 Piece(s)Available 10 Day(s) or more 10-50.393.53Nitrile RubberA Type A226

MYR 4.89

1 Piece(s)Available 10 Day(s) or more 10-53.573.53Nitrile RubberA Type A227

MYR 14.61

1 Piece(s)Available 17 Day(s) or more 10-53.573.53Nitrile RubberClass 2227

MYR 4.89

1 Piece(s)Available 10 Day(s) or more 10-56.743.53Nitrile RubberA Type A228

MYR 15.61

1 Piece(s)Available 17 Day(s) or more 10-56.743.53Nitrile RubberA Type B228

MYR 20.96

1 Piece(s)Available 4 Day(s) or more 10-56.743.53[Fluoroelastomer] Fluorine RubberClass 4 D228

MYR 3.54

1 Piece(s)Available 12 Day(s) or more 10-59.923.53Nitrile RubberA Type A229

MYR 21.69

1 Piece(s)Available 12 Day(s) or more 10-59.923.53[Fluoroelastomer] Fluorine RubberClass 4 D229

MYR 5.22

1 Piece(s)Available 17 Day(s) or more 10-63.093.53Nitrile RubberA Type A230

MYR 16.52

1 Piece(s)Available 17 Day(s) or more 10-63.093.53Nitrile RubberClass 2230

MYR 22.24

1 Piece(s)Available 10 Day(s) or more 10-63.093.53[Fluoroelastomer] Fluorine RubberClass 4 D230

MYR 5.22

1 Piece(s)Available 10 Day(s) or more 10-66.273.53Nitrile RubberA Type A231

MYR 5.66

1 Piece(s)Available 10 Day(s) or more 10-69.443.53Nitrile RubberA Type A232

MYR 24.44

1 Piece(s)Available 17 Day(s) or more 10-69.443.53[Fluoroelastomer] Fluorine RubberClass 4 D232

MYR 5.66

1 Piece(s)Available 10 Day(s) or more 10-72.623.53Nitrile RubberA Type A233

MYR 25.72

1 Piece(s)Available 10 Day(s) or more 10-72.623.53[Fluoroelastomer] Fluorine RubberClass 4 D233

MYR 4.15

1 Piece(s)Available 10 Day(s) or more 10-75.793.53Nitrile RubberA Type A234

MYR 16.52

1 Piece(s)Available 17 Day(s) or more 10-75.793.53Silicone RubberClass 4 C234

MYR 27.31

1 Piece(s)Available 10 Day(s) or more 10-75.793.53[Fluoroelastomer] Fluorine RubberClass 4 D234

MYR 4.38

1 Piece(s)Available 4 Day(s) or more 10-78.973.53Nitrile RubberA Type A235

MYR 4.38

1 Piece(s)Available 10 Day(s) or more 10-82.143.53Nitrile RubberA Type A236

MYR 4.38

1 Piece(s)Available 10 Day(s) or more 10-85.323.53Nitrile RubberA Type A237

MYR 4.38

1 Piece(s)Available 12 Day(s) or more 10-88.493.53Nitrile RubberA Type A238

MYR 4.60

1 Piece(s)Available 10 Day(s) or more 10-91.673.53Nitrile RubberA Type A239

MYR 31.74

1 Piece(s)Available 10 Day(s) or more 10-91.673.53[Fluoroelastomer] Fluorine RubberClass 4 D239

MYR 4.60

1 Piece(s)Available 10 Day(s) or more 10-94.843.53Nitrile RubberA Type A240

MYR 21.96

1 Piece(s)Available 17 Day(s) or more 10-94.843.53Silicone RubberClass 4 C240

MYR 33.98

1 Piece(s)Available 17 Day(s) or more 10-94.843.53[Fluoroelastomer] Fluorine RubberClass 4 D240

MYR 7.30

1 Piece(s)Available 4 Day(s) or more 10-98.023.53Nitrile RubberA Type A241

MYR 33.98

1 Piece(s)Available 12 Day(s) or more 10-98.023.53[Fluoroelastomer] Fluorine RubberClass 4 D241

MYR 4.89

1 Piece(s)Available 10 Day(s) or more 10-101.193.53Nitrile RubberA Type A242

MYR 36.24

1 Piece(s)Available 17 Day(s) or more 10-101.193.53[Fluoroelastomer] Fluorine RubberClass 4 D242

MYR 7.69

1 Piece(s)Available 10 Day(s) or more 10-104.373.53Nitrile RubberA Type A243

MYR 36.24

1 Piece(s)Available 12 Day(s) or more 10-104.373.53[Fluoroelastomer] Fluorine RubberClass 4 D243

MYR 8.02

1 Piece(s)Available 10 Day(s) or more 10-107.543.53Nitrile RubberA Type A244

MYR 5.56

1 Piece(s)Available 10 Day(s) or more 10-110.723.53Nitrile RubberA Type A245

MYR 4.31

1 Piece(s)Available 18 Day(s) or more -O-Ring113.893.53Nitrile RubberClass 1 A246

MYR 40.84

1 Piece(s)Available 4 Day(s) or more 10-113.893.53[Fluoroelastomer] Fluorine RubberClass 4 D246

MYR 8.87

1 Piece(s)Available 10 Day(s) or more 10-117.073.53Nitrile RubberA Type A247

MYR 20.23

1 Piece(s)Available 12 Day(s) or more 10-117.073.53Silicone RubberClass 4 C247

MYR 6.35

1 Piece(s)Available 12 Day(s) or more 10-120.243.53Nitrile RubberA Type A248

MYR 6.68

1 Piece(s)Available 10 Day(s) or more 10-123.423.53Nitrile RubberA Type A249

MYR 6.80

1 Piece(s)Available 10 Day(s) or more 10-126.593.53Nitrile RubberA Type A250

MYR 10.38

1 Piece(s)Available 10 Day(s) or more 10-129.773.53Nitrile RubberA Type A251

MYR 49.83

1 Piece(s)Available 12 Day(s) or more 10-129.773.53[Fluoroelastomer] Fluorine RubberClass 4 D251

MYR 7.30

1 Piece(s)Available 12 Day(s) or more 10-132.943.53Nitrile RubberA Type A252

MYR 7.53

1 Piece(s)Available 10 Day(s) or more 10-136.123.53Nitrile RubberA Type A253

MYR 8.08

1 Piece(s)Available 10 Day(s) or more 10-142.473.53Nitrile RubberA Type A255

MYR 12.19

1 Piece(s)Available 10 Day(s) or more 10-145.643.53Nitrile RubberA Type A256

MYR 12.52

1 Piece(s)Available 10 Day(s) or more 10-148.823.53Nitrile RubberA Type A257

MYR 13.03

1 Piece(s)Available 10 Day(s) or more 10-151.993.53Nitrile RubberA Type A258

MYR 9.44

1 Piece(s)Available 11 Day(s) or more 10-158.343.53Nitrile RubberA Type A259

MYR 9.94

1 Piece(s)Available 4 Day(s) or more 10-164.693.53Nitrile RubberA Type A260

MYR 10.38

1 Piece(s)Available 4 Day(s) or more 10-171.043.53Nitrile RubberA Type A261

MYR 15.56

1 Piece(s)Available 4 Day(s) or more 10-177.393.53Nitrile RubberA Type A262

MYR 11.07

1 Piece(s)Available 10 Day(s) or more 10-183.743.53Nitrile RubberA Type A263

MYR 67.98

1 Piece(s)Available 12 Day(s) or more 10-183.743.53[Fluoroelastomer] Fluorine RubberClass 4 D263

MYR 14.61

1 Piece(s)Available 10 Day(s) or more 10-190.093.53Nitrile RubberA Type A264

MYR 70.23

1 Piece(s)Available 10 Day(s) or more 10-190.093.53[Fluoroelastomer] Fluorine RubberClass 4 D264

MYR 15.34

1 Piece(s)Available 4 Day(s) or more 10-196.443.53Nitrile RubberA Type A265

MYR 15.89

1 Piece(s)Available 12 Day(s) or more 10-202.793.53Nitrile RubberA Type A266

MYR 23.71

1 Piece(s)Available 10 Day(s) or more 10-209.143.53Nitrile RubberA Type A267

MYR 23.71

1 Piece(s)Available 4 Day(s) or more 10-215.493.53Nitrile RubberA Type A268

MYR 99.29

1 Piece(s)Available 12 Day(s) or more 10-215.493.53[Fluoroelastomer] Fluorine RubberClass 4 D268

MYR 101.14

1 Piece(s)Available 10 Day(s) or more 10-221.843.53[Fluoroelastomer] Fluorine RubberClass 4 D269

MYR 25.17

1 Piece(s)Available 10 Day(s) or more 10-228.193.53Nitrile RubberA Type A270

MYR 27.47

1 Piece(s)Available 17 Day(s) or more 10-228.193.53Nitrile RubberClass 2270

MYR 103.95

1 Piece(s)Available 10 Day(s) or more 10-228.193.53[Fluoroelastomer] Fluorine RubberClass 4 D270

MYR 26.01

1 Piece(s)Available 10 Day(s) or more 10-234.543.53Nitrile RubberA Type A271

MYR 105.86

1 Piece(s)Available 11 Day(s) or more 10-234.543.53[Fluoroelastomer] Fluorine RubberClass 4 D271

MYR 26.01

1 Piece(s)Available 4 Day(s) or more 10-240.893.53Nitrile RubberA Type A272

MYR 108.67

1 Piece(s)Available 11 Day(s) or more 10-240.893.53[Fluoroelastomer] Fluorine RubberClass 4 D272

MYR 27.75

1 Piece(s)Available 10 Day(s) or more 10-247.243.53Nitrile RubberA Type A273

MYR 27.75

1 Piece(s)Available 4 Day(s) or more 10-253.593.53Nitrile RubberA Type A274

MYR 55.73

1 Piece(s)Available 4 Day(s) or more 10-266.293.53Nitrile RubberA Type A275

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Basic Information

Standard for AS568 (ARP568) Aircraft

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