Catalogue

Expand all | Collapse all | Show hidden lines

  • Banner

DELCO REMY 1891143 Seal Ring

1891143
£0.00
Tax included
Quantity
Out-of-Stock

  Security policy

(edit with the Customer Reassurance module)

  Delivery policy

(edit with the Customer Reassurance module)

  Return policy

(edit with the Customer Reassurance module)

Product Details
DELCO REMY
1891143
New product

Data sheet

Weight [g]
5
Component Number
1891143
New product
100 other products in the same category:
ELRING 562.920 Seal Ring Quick view

Reference: 562.920

Brand: ELRING

ELRING 562.920 Seal Ring

Material : FPM (fluoride rubber), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 268.372 Seal Ring Quick view

Reference: 268.372

Brand: ELRING

ELRING 268.372 Seal Ring

Shape : O-Ring, Material : FPM (fluoride ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 749.885 Seal Ring Quick view

Reference: 749.885

Brand: ELRING

ELRING 749.885 Seal Ring

Material : FPM (fluoride rubber), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 473.840 Seal Ring Quick view

Reference: 473.840

Brand: ELRING

ELRING 473.840 Seal Ring

Material : FPM (fluoride rubber), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 562.350 Seal Ring Quick view

Reference: 562.350

Brand: ELRING

ELRING 562.350 Seal Ring

Material : FPM (fluoride rubber), Height [mm] ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 424.841 Seal Ring Quick view

Reference: 424.841

Brand: ELRING

ELRING 424.841 Seal Ring

Material : PTFE (polytetrafluoroethylene)/ACM ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 928.490 Seal Ring Quick view

Reference: 928.490

Brand: ELRING

ELRING 928.490 Seal Ring

Material : ACM (Polyacrylate), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 982.670 Seal Ring Quick view

Reference: 982.670

Brand: ELRING

ELRING 982.670 Seal Ring

Material : PTFE (polytetrafluoroethylene), ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 232.149 Seal Ring Quick view

Reference: 232.149

Brand: ELRING

ELRING 232.149 Seal Ring

Shape : A-shape, Material : Aluminium, Inner ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 045.721 Seal Ring Quick view

Reference: 045.721

Brand: ELRING

ELRING 045.721 Seal Ring

Shape : A-shape, Material : NBR (nitrile ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 901.560 Seal Ring Quick view

Reference: 901.560

Brand: ELRING

ELRING 901.560 Seal Ring

Material : FPM (fluoride rubber), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 539.580 Seal Ring Quick view

Reference: 539.580

Brand: ELRING

ELRING 539.580 Seal Ring

Material : ACM (Polyacrylate), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 763.692 Seal Ring Quick view

Reference: 763.692

Brand: ELRING

ELRING 763.692 Seal Ring

Material : FPM (fluoride rubber), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 505.100 Seal Ring Quick view

Reference: 505.100

Brand: ELRING

ELRING 505.100 Seal Ring

Supplementary Article/Info 2 : with mounting ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 169.370 Seal Ring Quick view

Reference: 169.370

Brand: ELRING

ELRING 169.370 Seal Ring

Material : FPM (fluoride rubber), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 762.610 Seal Ring Quick view

Reference: 762.610

Brand: ELRING

ELRING 762.610 Seal Ring

Shape : O-Ring, Material : NBR (nitrile ...

(0)

Price £0.00
More
Out-of-Stock
DELCO REMY 10467744 Seal Ring Quick view

Reference: 10467744

Brand: DELCO REMY

DELCO REMY 10467744 Seal Ring

for OE number : ............,....,

(0)

Price £0.00
More
Out-of-Stock
ELRING 926.150 Seal Ring Quick view

Reference: 926.150

Brand: ELRING

ELRING 926.150 Seal Ring

Material : FPM (fluoride rubber), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 940.640 Seal Ring Quick view

Reference: 940.640

Brand: ELRING

ELRING 940.640 Seal Ring

Material : FPM (fluoride rubber), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 741.221 Seal Ring Quick view

Reference: 741.221

Brand: ELRING

ELRING 741.221 Seal Ring

Shape : O-Ring, Material : MVQ (Silicone ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 040.843 Seal Ring Quick view

Reference: 040.843

Brand: ELRING

ELRING 040.843 Seal Ring

Material : NBR (nitrile butadiene rubber), ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 966.950 Seal Ring Quick view

Reference: 966.950

Brand: ELRING

ELRING 966.950 Seal Ring

Material : PTFE (polytetrafluoroethylene)/ACM ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 045.632 Seal Ring Quick view

Reference: 045.632

Brand: ELRING

ELRING 045.632 Seal Ring

Shape : A-shape, Material : Felt, Height [mm] ...

(0)

Price £0.00
More
Out-of-Stock
DELCO REMY 1876805 Seal Ring Quick view

Reference: 1876805

Brand: DELCO REMY

DELCO REMY 1876805 Seal Ring

for OE number : ..........,,,,...., Weight [g] : 1

(0)

Price £0.00
More
Out-of-Stock
ELRING 742.950 Seal Ring Quick view

Reference: 742.950

Brand: ELRING

ELRING 742.950 Seal Ring

Material : FPM (fluoride rubber), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 008.304 Seal Ring Quick view

Reference: 008.304

Brand: ELRING

ELRING 008.304 Seal Ring

Material : NBR (nitrile butadiene rubber), ...

(0)

Price £0.00
More
Out-of-Stock
DELCO REMY 19025139 Seal Ring Quick view

Reference: 19025139

Brand: DELCO REMY

DELCO REMY 19025139 Seal Ring

for OE number : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 567.108 Seal Ring Quick view

Reference: 567.108

Brand: ELRING

ELRING 567.108 Seal Ring

Material : NBR (nitrile butadiene rubber), ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 038.806 Seal Ring Quick view

Reference: 038.806

Brand: ELRING

ELRING 038.806 Seal Ring

Material : NBR (nitrile butadiene rubber), ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 034.520 Seal Ring Quick view

Reference: 034.520

Brand: ELRING

ELRING 034.520 Seal Ring

Material : FPM (fluoride rubber), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 511.930 Seal Ring Quick view

Reference: 511.930

Brand: ELRING

ELRING 511.930 Seal Ring

Material : FPM (fluoride rubber), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 135.000 Seal Ring Quick view

Reference: 135.000

Brand: ELRING

ELRING 135.000 Seal Ring

Shape : O-Ring, Material : FPM (fluoride ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 812.943 Seal Ring Quick view

Reference: 812.943

Brand: ELRING

ELRING 812.943 Seal Ring

Shape : C-Shape, Material : Copper, Inner ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 203.157 Seal Ring Quick view

Reference: 203.157

Brand: ELRING

ELRING 203.157 Seal Ring

Shape : O-Ring, Material : NBR (nitrile ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 758.876 Seal Ring Quick view

Reference: 758.876

Brand: ELRING

ELRING 758.876 Seal Ring

Material : FPM (fluoride rubber), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 309.028 Seal Ring Quick view

Reference: 309.028

Brand: ELRING

ELRING 309.028 Seal Ring

Material : FPM (fluoride rubber)/ACM ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 287.300 Seal Ring Quick view

Reference: 287.300

Brand: ELRING

ELRING 287.300 Seal Ring

Material : FPM (fluoride rubber), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 447.610 Seal Ring Quick view

Reference: 447.610

Brand: ELRING

ELRING 447.610 Seal Ring

Material : FPM (fluoride rubber), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 108.103 Seal Ring Quick view

Reference: 108.103

Brand: ELRING

ELRING 108.103 Seal Ring

Shape : A-shape, Material : Copper, Inner ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 311.940 Seal Ring Quick view

Reference: 311.940

Brand: ELRING

ELRING 311.940 Seal Ring

Material : FPM (fluoride rubber)/ACM ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 539.590 Seal Ring Quick view

Reference: 539.590

Brand: ELRING

ELRING 539.590 Seal Ring

Material : FPM (fluoride rubber), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 570.311 Seal Ring Quick view

Reference: 570.311

Brand: ELRING

ELRING 570.311 Seal Ring

Shape : O-Ring, Material : NBR (nitrile ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 451.130 Seal Ring Quick view

Reference: 451.130

Brand: ELRING

ELRING 451.130 Seal Ring

Material : NBR (nitrile butadiene rubber), ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 339.480 Seal Ring Quick view

Reference: 339.480

Brand: ELRING

ELRING 339.480 Seal Ring

Shape : O-Ring, Material : FPM (fluoride ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 812.757 Seal Ring Quick view

Reference: 812.757

Brand: ELRING

ELRING 812.757 Seal Ring

Shape : C-Shape, Material : Steel, Inner ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 919.994 Seal Ring Quick view

Reference: 919.994

Brand: ELRING

ELRING 919.994 Seal Ring

Material : FPM (fluoride rubber), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 875.750 Seal Ring Quick view

Reference: 875.750

Brand: ELRING

ELRING 875.750 Seal Ring

Material : ACM (Polyacrylate), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 933.180 Seal Ring Quick view

Reference: 933.180

Brand: ELRING

ELRING 933.180 Seal Ring

Material : FPM (fluoride rubber)/ACM ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 232.602 Seal Ring Quick view

Reference: 232.602

Brand: ELRING

ELRING 232.602 Seal Ring

Shape : A-shape, Material : Aluminium, Inner ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 315.621 Seal Ring Quick view

Reference: 315.621

Brand: ELRING

ELRING 315.621 Seal Ring

Shape : O-Ring, Material : NBR (nitrile ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 164.500 Seal Ring Quick view

Reference: 164.500

Brand: ELRING

ELRING 164.500 Seal Ring

Material : NBR (nitrile butadiene rubber), ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 249.173 Seal Ring Quick view

Reference: 249.173

Brand: ELRING

ELRING 249.173 Seal Ring

Material : MVQ (Silicone Elastomer), Dust ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 374.360 Seal Ring Quick view

Reference: 374.360

Brand: ELRING

ELRING 374.360 Seal Ring

Material : FPM (fluoride rubber), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 964.880 Seal Ring Quick view

Reference: 964.880

Brand: ELRING

ELRING 964.880 Seal Ring

Material : ACM (Polyacrylate), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 430.020 Seal Ring Quick view

Reference: 430.020

Brand: ELRING

ELRING 430.020 Seal Ring

Material : ACM (Polyacrylate), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 338.920 Seal Ring Quick view

Reference: 338.920

Brand: ELRING

ELRING 338.920 Seal Ring

Material : FPM (fluoride rubber), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
DELCO REMY 1986928 Seal Ring Quick view

Reference: 1986928

Brand: DELCO REMY

DELCO REMY 1986928 Seal Ring

for OE number : ........,.,,,,,,.,, Weight [g] : 1

(0)

Price £0.00
More
Out-of-Stock
ELRING 227.290 Seal Ring Quick view

Reference: 227.290

Brand: ELRING

ELRING 227.290 Seal Ring

Material : PTFE (polytetrafluoroethylene)/ACM ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 102.032 Seal Ring Quick view

Reference: 102.032

Brand: ELRING

ELRING 102.032 Seal Ring

Shape : O-Ring, Material : NBR (nitrile ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 375.770 Seal Ring Quick view

Reference: 375.770

Brand: ELRING

ELRING 375.770 Seal Ring

Shape : O-Ring, Material : EPDM (ethylene ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 471.060 Seal Ring Quick view

Reference: 471.060

Brand: ELRING

ELRING 471.060 Seal Ring

Material : FPM (fluoride rubber), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 746.240 Seal Ring Quick view

Reference: 746.240

Brand: ELRING

ELRING 746.240 Seal Ring

Material : ACM (Polyacrylate), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 431.050 Seal Ring Quick view

Reference: 431.050

Brand: ELRING

ELRING 431.050 Seal Ring

Material : ACM (Polyacrylate), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 362.740 Seal Ring Quick view

Reference: 362.740

Brand: ELRING

ELRING 362.740 Seal Ring

Material : FPM (fluoride rubber), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 508.544 Seal Ring Quick view

Reference: 508.544

Brand: ELRING

ELRING 508.544 Seal Ring

Material : FPM (fluoride rubber), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 919.179 Seal Ring Quick view

Reference: 919.179

Brand: ELRING

ELRING 919.179 Seal Ring

Colour : Green, Shape : O-Ring, Material : FPM ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 905.920 Seal Ring Quick view

Reference: 905.920

Brand: ELRING

ELRING 905.920 Seal Ring

Material : ACM (Polyacrylate), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 562.653 Seal Ring Quick view

Reference: 562.653

Brand: ELRING

ELRING 562.653 Seal Ring

Material : FPM (fluoride rubber), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 042.935 Seal Ring Quick view

Reference: 042.935

Brand: ELRING

ELRING 042.935 Seal Ring

Material : NBR (nitrile butadiene rubber), ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 520.690 Seal Ring Quick view

Reference: 520.690

Brand: ELRING

ELRING 520.690 Seal Ring

Material : FPM (fluoride rubber), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 914.932 Seal Ring Quick view

Reference: 914.932

Brand: ELRING

ELRING 914.932 Seal Ring

Material : FPM (fluoride rubber), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
DELCO REMY 19025675 Seal Ring Quick view

Reference: 19025675

Brand: DELCO REMY

DELCO REMY 19025675 Seal Ring

for OE number : .........,.,.,,.,.

(0)

Price £0.00
More
Out-of-Stock
ELRING 562.661 Seal Ring Quick view

Reference: 562.661

Brand: ELRING

ELRING 562.661 Seal Ring

Material : FPM (fluoride rubber), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 954.400 Seal Ring Quick view

Reference: 954.400

Brand: ELRING

ELRING 954.400 Seal Ring

Material : PTFE (polytetrafluoroethylene), ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 281.514 Seal Ring Quick view

Reference: 281.514

Brand: ELRING

ELRING 281.514 Seal Ring

Material : NBR (nitrile butadiene rubber), ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 707.460 Seal Ring Quick view

Reference: 707.460

Brand: ELRING

ELRING 707.460 Seal Ring

Material : FPM (fluoride rubber), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 084.891 Seal Ring Quick view

Reference: 084.891

Brand: ELRING

ELRING 084.891 Seal Ring

Material : NBR (nitrile butadiene rubber), ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 135.151 Seal Ring Quick view

Reference: 135.151

Brand: ELRING

ELRING 135.151 Seal Ring

Material : FPM (fluoride rubber)/ACM ...

(0)

Price £0.00
More
Out-of-Stock
DELCO REMY 19025679 Seal Ring Quick view

Reference: 19025679

Brand: DELCO REMY

DELCO REMY 19025679 Seal Ring

for OE number : .........,.,.,,,,.

(0)

Price £0.00
More
Out-of-Stock
ELRING 208.302 Seal Ring Quick view

Reference: 208.302

Brand: ELRING

ELRING 208.302 Seal Ring

Material : NBR (nitrile butadiene rubber), ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 112.909 Seal Ring Quick view

Reference: 112.909

Brand: ELRING

ELRING 112.909 Seal Ring

Shape : A-shape, Material : Copper, Inner ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 331.163 Seal Ring Quick view

Reference: 331.163

Brand: ELRING

ELRING 331.163 Seal Ring

Material : NBR (nitrile butadiene rubber), ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 365.940 Seal Ring Quick view

Reference: 365.940

Brand: ELRING

ELRING 365.940 Seal Ring

Material : FPM (fluoride rubber), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 562.390 Seal Ring Quick view

Reference: 562.390

Brand: ELRING

ELRING 562.390 Seal Ring

Material : FPM (fluoride rubber), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 575.450 Seal Ring Quick view

Reference: 575.450

Brand: ELRING

ELRING 575.450 Seal Ring

Material : FPM (fluoride rubber), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 576.160 Seal Ring Quick view

Reference: 576.160

Brand: ELRING

ELRING 576.160 Seal Ring

Material : FPM (fluoride rubber), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 725.770 Seal Ring Quick view

Reference: 725.770

Brand: ELRING

ELRING 725.770 Seal Ring

Material : MVQ (Silicone Elastomer), Dust ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 843.630 Seal Ring Quick view

Reference: 843.630

Brand: ELRING

ELRING 843.630 Seal Ring

Material : FPM (fluoride rubber), Height [mm] ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 210.382 Seal Ring Quick view

Reference: 210.382

Brand: ELRING

ELRING 210.382 Seal Ring

Material : NBR (nitrile butadiene rubber), ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 195.740 Seal Ring Quick view

Reference: 195.740

Brand: ELRING

ELRING 195.740 Seal Ring

Material : FPM (fluoride rubber), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 237.760 Seal Ring Quick view

Reference: 237.760

Brand: ELRING

ELRING 237.760 Seal Ring

Material : NBR (nitrile butadiene rubber), ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 904.820 Seal Ring Quick view

Reference: 904.820

Brand: ELRING

ELRING 904.820 Seal Ring

Material : PTFE (polytetrafluoroethylene)/ACM ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 803.910 Seal Ring Quick view

Reference: 803.910

Brand: ELRING

ELRING 803.910 Seal Ring

Shape : O-Ring, Material : NBR (nitrile ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 253.309 Seal Ring Quick view

Reference: 253.309

Brand: ELRING

ELRING 253.309 Seal Ring

Material : NBR (nitrile butadiene rubber), ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 582.689 Seal Ring Quick view

Reference: 582.689

Brand: ELRING

ELRING 582.689 Seal Ring

Material : FPM (fluoride rubber)/ACM ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 349.844 Seal Ring Quick view

Reference: 349.844

Brand: ELRING

ELRING 349.844 Seal Ring

Material : NBR (nitrile butadiene rubber), ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 515.350 Seal Ring Quick view

Reference: 515.350

Brand: ELRING

ELRING 515.350 Seal Ring

Material : ACM (Polyacrylate), Dust Cover : ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 105.368 Seal Ring Quick view

Reference: 105.368

Brand: ELRING

ELRING 105.368 Seal Ring

Material : NBR (nitrile butadiene rubber), ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 750.450 Seal Ring Quick view

Reference: 750.450

Brand: ELRING

ELRING 750.450 Seal Ring

Shape : O-Ring, Material : ACM (Polyacrylate), ...

(0)

Price £0.00
More
Out-of-Stock
ELRING 826.715 Seal Ring Quick view

Reference: 826.715

Brand: ELRING

ELRING 826.715 Seal Ring

Shape : A-shape, Material : Sheet Steel, Inner ...

(0)

Price £0.00
More
Out-of-Stock

Follow us on Facebook

Facebook