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Bolt Hole Flange Protectors

In production

Flange Protection Discs are easy to fit. The disc has four pre-punched holes, through which cable ties can be easily attached for a secure fit. When needed other fastening products such as retainer plugs, pins and washers can also be applied.

These protective discs provide cost-effective full face protection for a flanges exposed sealing surface. They have a special design with multiple holes to match the flanges bolt hole diameter and bolt circle.

The extensive range covers a variety of sizes and pressure ratings. They includes options that are suitable for DIN flanges DN 10 to DN 600 - Pressure Groups PN 6, 10, 16, 15 and 40, and ANSI flanges 1/2 inch to 32 inches - Pressure Groups 150, 300, 600 and 900 pounds (lb).

Ensure you select an appropriate protector by first measuring both the Outside Diameter and Bolt Circle Diameter of your flange.

  • Easy and secure fitting with cable ties or other fastener solutions.
  • Cost-effective full face protection for a flanges exposed sealing surface.
  • Pre-punched hole design that matches a flange bolt hole diameter and bolt circle.
  • Options suitable for DIN flanges DN 10 to DN 600.
Material: PP Colour: Black Series Code: SR1172

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148 results
Product SKUs information
Essentra Part Number Price range Availability b1 Nominal Pipe Size Class Pressure Rating OD View
R 29,5189 - R 64,5954 Request the lead time here
19.1 mm
2"
600
165.1 mm
R 139,6176 - R 266,1113 Request the lead time here
28.6 mm
10"
300
444.5 mm
R 32,8037 - R 32,8037 Request the lead time here
22.2 mm
1 1/2"
300
155.6 mm
R 44,0522 - R 50,3373 Request the lead time here
22.2 mm
3 1/2"
300
228.6 mm
R 18,1515 - R 20,7271 Request the lead time here
15.9 mm
1/2"
300
95.3 mm
R 335,8822 - R 335,8822 Request the lead time here
34.9 mm
20"
300
774.7 mm
R 718,5672 - R 718,5672 Request the lead time here
41.3 mm
36"
150
1168.4 mm
R 111,015 - R 211,4536 Request the lead time here
25.4 mm
8"
300
381.0 mm
R 432,5018 - R 468,1205 Request the lead time here
34.9 mm
28"
150
927.1 mm
R 206,5117 - R 448,8558 Request the lead time here
31.8 mm
18"
150
635.0 mm
R 21,7698 - R 24,8663 Request the lead time here
19.1 mm
3/4"
600
117.5 mm
R 56,0889 - R 106,5549 Request the lead time here
22.2 mm
4"
300
254.0 mm
R 289,064 - R 550,4419 Request the lead time here
34.9 mm
18"
300
711.2 mm
R 654,4169 - R 654,4169 Request the lead time here
41.3 mm
34"
150
1111.3 mm
R 34,6296 - R 75,6374 Request the lead time here
22.2 mm
2 1/2"
600
190.5 mm
R 43,8417 - R 83,9189 Request the lead time here
22.2 mm
3"
300
209.6 mm
R 95,6518 - R 182,7445 Request the lead time here
28.6 mm
6"
600
355.6 mm
R 736,4328 - R 736,4328 Request the lead time here
50.8 mm
34"
300
1206.5 mm
R 188,4355 - R 215,3174 Request the lead time here
38.1 mm
14"
600
590.6 mm
R 24,6342 - R 28,1529 Request the lead time here
19.1 mm
1 1/4"
300
133.4 mm
  • of 8
Flange Protector 165.1 mm ANSI 600 2 Black PP

10387146

Price Range
R 64,5954 - R 29,5189

Stock Levels
Request the lead time here
Attributes
  • b1
    19.1 mm
  • OD
    165.1 mm
  • Nominal Pipe Size
    2"
  • Class Pressure Rating
    600
  • Colour
    Black
Flange Protector 444.5 mm ANSI 300 10 Black PP

10387221

Price Range
R 266,1113 - R 139,6176

Stock Levels
Request the lead time here
Attributes
  • b1
    28.6 mm
  • OD
    444.5 mm
  • Nominal Pipe Size
    10"
  • Class Pressure Rating
    300
  • Colour
    Black
Flange Protector 155.6 mm ANSI 300 1 1/2 Black PP

10387139

Price Range
R 32,8037 - R 32,8037

Stock Levels
Request the lead time here
Attributes
  • b1
    22.2 mm
  • OD
    155.6 mm
  • Nominal Pipe Size
    1 1/2"
  • Class Pressure Rating
    300
  • Colour
    Black
Flange Protector 228.6 mm ANSI 300 3 1/2 Black PP

10387177

Price Range
R 50,3373 - R 44,0522

Stock Levels
Request the lead time here
Attributes
  • b1
    22.2 mm
  • OD
    228.6 mm
  • Nominal Pipe Size
    3 1/2"
  • Class Pressure Rating
    300
  • Colour
    Black
Flange Protector 95.3 mm ANSI 300 1/2 Black PP

10387092

Price Range
R 20,7271 - R 18,1515

Stock Levels
Request the lead time here
Attributes
  • b1
    15.9 mm
  • OD
    95.3 mm
  • Nominal Pipe Size
    1/2"
  • Class Pressure Rating
    300
  • Colour
    Black
Flange Protector 774.7 mm ANSI 300 20 Black PP

10387276

Price Range
R 335,8822 - R 335,8822

Stock Levels
Request the lead time here
Attributes
  • b1
    34.9 mm
  • OD
    774.7 mm
  • Nominal Pipe Size
    20"
  • Class Pressure Rating
    300
  • Colour
    Black
Flange Protector 1168.4 mm ANSI 150 36 Black PP

10387085

Price Range
R 718,5672 - R 718,5672

Stock Levels
Request the lead time here
Attributes
  • b1
    41.3 mm
  • OD
    1168.4 mm
  • Nominal Pipe Size
    36"
  • Class Pressure Rating
    150
  • Colour
    Black
Flange Protector 381.0 mm ANSI 300 8 Black PP

10387214

Price Range
R 211,4536 - R 111,015

Stock Levels
Request the lead time here
Attributes
  • b1
    25.4 mm
  • OD
    381.0 mm
  • Nominal Pipe Size
    8"
  • Class Pressure Rating
    300
  • Colour
    Black
Flange Protector 927.1 mm ANSI 150 28 Black PP

10387047

Price Range
R 468,1205 - R 432,5018

Stock Levels
Request the lead time here
Attributes
  • b1
    34.9 mm
  • OD
    927.1 mm
  • Nominal Pipe Size
    28"
  • Class Pressure Rating
    150
  • Colour
    Black
Flange Protector 635.0 mm ANSI 150 18 Black PP

10386996

Price Range
R 448,8558 - R 206,5117

Stock Levels
Request the lead time here
Attributes
  • b1
    31.8 mm
  • OD
    635.0 mm
  • Nominal Pipe Size
    18"
  • Class Pressure Rating
    150
  • Colour
    Black
Flange Protector 117.5 mm ANSI 600 3/4 Black PP

10387108

Price Range
R 24,8663 - R 21,7698

Stock Levels
Request the lead time here
Attributes
  • b1
    19.1 mm
  • OD
    117.5 mm
  • Nominal Pipe Size
    3/4"
  • Class Pressure Rating
    600
  • Colour
    Black
Flange Protector 254.0 mm ANSI 300 4 Black PP

10387184

Price Range
R 106,5549 - R 56,0889

Stock Levels
Request the lead time here
Attributes
  • b1
    22.2 mm
  • OD
    254.0 mm
  • Nominal Pipe Size
    4"
  • Class Pressure Rating
    300
  • Colour
    Black
Flange Protector 711.2 mm ANSI 300 18 Black PP

10387269

Price Range
R 550,4419 - R 289,064

Stock Levels
Request the lead time here
Attributes
  • b1
    34.9 mm
  • OD
    711.2 mm
  • Nominal Pipe Size
    18"
  • Class Pressure Rating
    300
  • Colour
    Black
Flange Protector 1111.3 mm ANSI 150 34 Black PP

10387078

Price Range
R 654,4169 - R 654,4169

Stock Levels
Request the lead time here
Attributes
  • b1
    41.3 mm
  • OD
    1111.3 mm
  • Nominal Pipe Size
    34"
  • Class Pressure Rating
    150
  • Colour
    Black
Flange Protector 190.5 mm ANSI 600 2 1/2 Black PP

10387153

Price Range
R 75,6374 - R 34,6296

Stock Levels
Request the lead time here
Attributes
  • b1
    22.2 mm
  • OD
    190.5 mm
  • Nominal Pipe Size
    2 1/2"
  • Class Pressure Rating
    600
  • Colour
    Black
Flange Protector 209.6 mm ANSI 300 3 Black PP

10387160

Price Range
R 83,9189 - R 43,8417

Stock Levels
Request the lead time here
Attributes
  • b1
    22.2 mm
  • OD
    209.6 mm
  • Nominal Pipe Size
    3"
  • Class Pressure Rating
    300
  • Colour
    Black
Flange Protector 355.6 mm ANSI 600 6 Black PP

10387375

Price Range
R 182,7445 - R 95,6518

Stock Levels
Request the lead time here
Attributes
  • b1
    28.6 mm
  • OD
    355.6 mm
  • Nominal Pipe Size
    6"
  • Class Pressure Rating
    600
  • Colour
    Black
Flange Protector ANSI 34 300 PP Black PP

10645543

Price Range
R 736,4328 - R 736,4328

Stock Levels
Request the lead time here
Attributes
  • b1
    50.8 mm
  • OD
    1206.5 mm
  • Nominal Pipe Size
    34"
  • Class Pressure Rating
    300
  • Colour
    Black
Flange Protector 590.6 mm ANSI 600 14 Black PP

10387412

Price Range
R 215,3174 - R 188,4355

Stock Levels
Request the lead time here
Attributes
  • b1
    38.1 mm
  • OD
    590.6 mm
  • Nominal Pipe Size
    14"
  • Class Pressure Rating
    600
  • Colour
    Black
Flange Protector 133.4 mm ANSI 300 1 1/4 Black PP

10387122

Price Range
R 28,1529 - R 24,6342

Stock Levels
Request the lead time here
Attributes
  • b1
    19.1 mm
  • OD
    133.4 mm
  • Nominal Pipe Size
    1 1/4"
  • Class Pressure Rating
    300
  • Colour
    Black