STYLE HRU RUBBER U-SEALS

 

    
SEAL INFORMATION
MATERIAL80A BUNA-N RUBBER
90A FLUOROCARBON
TEMPERATURE RANGEBUNA-N: -40° to +250° F
FC: -20° to +400° F
PRESSURE RANGEBUNA-N: 0 to 1,250 PSI
FC: 0 to 2,000 PSI
SPEED3 FT/SEC
PART NUMBER(Prefix)(CS) - (Inside Dia) - (Height)


Style HRU u-seals are precision molded from 80 Durometer Buna-N rubber. Sizes include those found in Army-Navy sepc. AN6226 and narrow cross-section sizes found in J.I.C. cylinders and are sometimes popularly termed 'Huva Cup'.  This style can also be supplied in various materials including: H-NBR, X-NBR, Hytrel and others.  Call for more information.

 

Part #

Cross Section

A - Nom. I.D.

B - Nom. O.D.

C - Nom. Height

D - Groove Width

E - Rod Diameter

F - Throat Diameter

G - Housing Diameter

H - Groove Diameter

I - Piston Diameter

J - Bore Diameter

D1 – Groove Width with Backup

List
Price

HRU09-0.12-09

3/32

1/8

5/16

3/32

.125

.125

.126

.313

.125

.310

.313

.188

$2.18

HRU09-0.18-09

3/32

3/16

3/8

3/32

.125

.187

.188

.375

.187

.373

.375

.188

$2.18

HRU09-0.25-09

3/32

1/4

7/16

3/32

.125

.250

.251

.438

.250

.435

.438

.188

$2.18

HRU09-0.31-09

3/32

5/16

1/2

3/32

.125

.312

.313

.500

.312

.498

.500

.188

$2.18

HRU09-0.43-09

3/32

7/16

5/8

3/32

.125

.437

.438

.625

.437

.623

.625

.188

$2.18

HRU09-0.50-09

3/32

1/2

11/16

3/32

.125

.500

.501

.688

.500

.685

.688

.188

$2.18

HRU09-0.56-09

3/32

9/16

3/4

3/32

.125

.562

.563

.750

.562

.748

.750

.188

$2.18

HRU09-0.62-09

3/32

5/8

13/16

3/32

.125

.625

.626

.813

.625

.810

.813

.188

$2.18

HRU09-0.68-09

3/32

11/16

7/8

3/32

.125

.687

.688

.875

.687

.873

.875

.188

$2.32

HRU09-0.75-09

3/32

3/4

15/16

3/32

.125

.750

.751

.938

.750

.935

.938

.188

$2.66

HRU12-0.18-12

1/8

3/16

7/16

1/8

.156

.187

.188

.438

.187

.435

.438

.219

$2.18

HRU12-0.25-12

1/8

1/4

1/2

1/8

.156

.250

.251

.500

.250

.498

.500

.219

$2.18

HRU12-0.37-12

1/8

3/8

5/8

1/8

.156

.375

.376

.625

.375

.623

.625

.219

$2.18

HRU12-0.43-12

1/8

7/16

11/16

1/8

.156

.437

.438

.688

.437

.685

.688

.219

$2.18

HRU12-0.50-12

1/8

1/2

3/4

1/8

.156

.500

.501

.750

.500

.748

.750

.219

$2.18

HRU12-0.50-12V

1/8

1/2

3/4

1/8

.156

.500

.501

.750

.500

.748

.750

.219

$12.22

HRU12-0.56-12

1/8

9/16

13/16

1/8

.156

.562

.563

.813

.562

.810

.813

.219

$2.18

HRU12-0.62-12

1/8

5/8

7/8

1/8

.156

.625

.626

.875

.625

.873

.875

.219

$2.18

HRU12-0.62-12V

1/8

5/8

7/8

1/8

.156

.625

.626

.875

.625

.873

.875

.219

$9.93

HRU12-0.68-12

1/8

11/16

15/16

1/8

.156

.687

.688

.938

.687

.935

.938

.219

$2.18

HRU12-0.75-12

1/8

3/4

1

1/8

.156

.750

.751

1.000

.750

.998

1.000

.219

$2.18

HRU12-0.75-12V

1/8

3/4

1

1/8

.156

.750

.751

1.000

.750

.998

1.000

.219

$13.69

HRU12-0.81-12

1/8

13/16

1-1/16

1/8

.156

.812

.813

1.063

.812

1.060

1.063

.219

$2.35

HRU12-0.87-12

1/8

7/8

1-1/8

1/8

.156

.875

.876

1.125

.875

1.123

1.125

.219

$2.35

HRU12-0.87-12V

1/8

7/8

1-1/8

1/8

.156

.875

.876

1.125

.875

1.123

1.125

.219

$14.22

HRU12-1.00-12

1/8

1

1-1/4

1/8

.156

1.000

1.001

1.250

1.000

1.248

1.250

.219

$2.35

HRU12-1.00-12V

1/8

1

1-1/4

1/8

.156

1.000

1.001

1.250

1.000

1.248

1.250

.219

$14.90

HRU12-1.12-12

1/8

1-1/8

1-3/8

1/8

.156

1.125

1.126

1.375

1.125

1.373

1.375

.219

$2.45

HRU12-1.25-12

1/8

1-1/4

1-1/2

1/8

.156

1.250

1.251

1.500

1.250

1.498

1.500

.219

$2.76

HRU12-1.37-12

1/8

1-3/8

1-5/8

1/8

.156

1.375

1.376

1.625

1.375

1.623

1.625

.219

$2.45

HRU12-1.50-12

1/8

1-1/2

1-3/4

1/8

.156

1.500

1.501

1.750

1.500

1.748

1.750

.219

$2.45

HRU12-1.75-12

1/8

1-3/4

2

1/8

.156

1.750

1.751

2.000

1.750

1.998

2.000

.219

$2.45

HRU12-2.00-12

1/8

2

2-1/4

1/8

.156

2.000

2.001

2.250

2.000

2.248

2.250

.219

$2.45

HRU15-0.50-15

5/32

1/2

13/16

5/32

.188

.500

.501

.813

.500

.810

.813

.250

$2.45

HRU15-0.68-15

5/32

11/16

1

5/32

.188

.687

.688

1.000

.687

.998

1.000

.250

$2.54

HRU15-0.75-15

5/32

3/4

1-1/16

5/32

.188

.750

.751

1.063

.750

1.060

1.063

.250

$2.54

HRU15-0.93-15

5/32

15/16

1-1/4

5/32

.188

.937

.938

1.250

.937

1.248

1.250

.250

$2.54

HRU15-1.00-15

5/32

1

1-5/16

5/32

.188

1.000

1.001

1.313

1.000

1.310

1.313

.250

$2.59

HRU15-1.00-15V

5/32

1

1-5/16

5/32

.188

1.000

1.001

1.313

1.000

1.310

1.313

.250

$16.75

HRU15-1.06-15

5/32

1-1/16

1-3/8

5/32

.188

1.062

1.063

1.375

1.062

1.373

1.375

.250

$2.62

HRU15-1.18-15

5/32

1-3/16

1-1/2

5/32

.188

1.187

1.188

1.500

1.187

1.498

1.500

.250

$2.71

HRU15-1.18-15V

5/32

1-3/16

1-1/2

5/32

.188

1.187

1.188

1.500

1.187

1.498

1.500

.250

$17.58

HRU15-1.25-15

5/32

1-1/4

1-9/16

5/32

.188

1.250

1.251

1.563

1.250

1.560

1.563

.250

$2.89

HRU15-1.31-15

5/32

1-5/16

1-5/8

5/32

.188

1.312

1.313

1.625

1.312

1.623

1.625

.250

$3.16

HRU15-1.37-15

5/32

1-3/8

1-11/16

5/32

.188

1.375

1.376

1.688

1.375

1.685

1.688

.250

$3.07

HRU15-1.37-15V

5/32

1-3/8

1-11/16

5/32

.188

1.375

1.376

1.688

1.375

1.685

1.688

.250

$19.25

HRU15-1.43-15

5/32

1-7/16

1-3/4

5/32

.188

1.437

1.438

1.750

1.437

1.748

1.750

.250

$3.07

HRU15-1.50-15

5/32

1-1/2

1-13/16

5/32

.188

1.500

1.501

1.813

1.500

1.810

1.813

.250

$3.15

HRU18-0.62-18

3/16

5/8

1

3/16

.218

.625

.626

1.000

.625

.998

1.000

.281

$2.52

HRU18-0.75-18

3/16

3/4

1-1/8

3/16

.218

.750

.751

1.125

.750

1.123

1.125

.281

$2.52

HRU18-1.00-18

3/16

1

1-3/8

3/16

.218

1.000

1.001

1.375

1.000

1.373

1.375

.281

$2.63

HRU18-1.25-18

3/16

1-1/4

1-5/8

3/16

.218

1.250

1.251

1.625

1.250

1.623

1.625

.281

$2.63

HRU18-1.37-18

3/16

1-3/8

1-3/4

3/16

.218

1.375

1.376

1.750

1.375

1.748

1.750

.281

$2.92

HRU18-1.37-18V

3/16

1-3/8

1-3/4

3/16

.218

1.375

1.376

1.750

1.375

1.748

1.750

.281

$26.15

HRU18-1.50-18

3/16

1-1/2

1-7/8

3/16

.218

1.500

1.501

1.875

1.500

1.873

1.875

.281

$2.92

HRU18-1.62-18

3/16

1-5/8

2

3/16

.218

1.625

1.626

2.000

1.625

1.998

2.000

.281

$3.07

HRU18-1.62-18V

3/16

1-5/8

2

3/16

.218

1.625

1.626

2.000

1.625

1.998

2.000

.281

$20.57

HRU18-1.75-18

3/16

1-3/4

2-1/8

3/16

.218

1.750

1.751

2.125

1.750

2.123

2.125

.281

$3.07

HRU18-1.75-18V

3/16

1-3/4

2-1/8

3/16

.218

1.750

1.751

2.125

1.750

2.123

2.125

.281

$21.45

HRU18-1.87-18

3/16

1-7/8

2-1/4

3/16

.218

1.875

1.876

2.250

1.875

2.248

2.250

.281

$3.07

HRU18-2.00-18

3/16

2

2-3/8

3/16

.218

2.000

2.001

2.375

2.000

2.373

2.375

.281

$3.30

HRU18-2.00-18V

3/16

2

2-3/8

3/16

.218

2.000

2.001

2.375

2.000

2.373

2.375

.281

$21.98

HRU18-2.12-18

3/16

2-1/8

2-1/2

3/16

.218

2.125

2.126

2.500

2.125

2.498

2.500

.281

$3.30

HRU18-2.12-18V

3/16

2-1/8

2-1/2

3/16

.218

2.125

2.126

2.500

2.125

2.498

2.500

.281

$21.98

HRU18-2.25-18

3/16

2-1/4

2-5/8

3/16

.218

2.250

2.251

2.625

2.250

2.624

2.625

.281

$4.28

HRU18-2.37-18

3/16

2-3/8

2-3/4

3/16

.218

2.375

2.376

2.750

2.375

2.748

2.750

.281

$3.30

HRU18-2.50-18

3/16

2-1/2

2-7/8

3/16

.218

2.500

2.501

2.875

2.500

2.874

2.875

.281

$4.68

HRU18-2.62-18

3/16

2-5/8

3

3/16

.218

2.625

2.626

3.000

2.625

2.998

3.000

.281

$4.14

HRU18-2.87-18

3/16

2-7/8

3-1/4

3/16

.218

2.875

2.876

3.250

2.875

3.248

3.250

.281

$4.38

HRU18-3.00-18

3/16

3

3-3/8

3/16

.218

3.000

3.001

3.375

3.000

3.373

3.375

.281

$2.75

HRU18-3.25-18

3/16

3-1/4

3-5/8

3/16

.218

3.250

3.251

3.625

3.250

3.623

3.625

.281

$7.60

HRU18-3.37-18

3/16

3-3/8

3-3/4

3/16

.218

3.375

3.376

3.750

3.375

3.748

3.750

.281

$7.74

HRU21-2.50-21

7/32

2-1/2

2-15/16

7/32

.250

2.500

2.501

2.938

2.500

2.935

2.938

.312

$4.55

HRU21-2.50-21V

7/32

2-1/2

2-15/16

7/32

.250

2.500

2.501

2.938

2.500

2.935

2.938

.312

$24.18

HRU21-2.56-21

7/32

2-9/16

3

7/32

.250

2.562

2.563

3.000

2.562

2.998

3.000

.312

$4.78

 

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