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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 21,7698 - R 47,4252 Request the lead time here
14.0 mm
DN 25
16
115.0 mm
R 19,1616 - R 41,7386 Request the lead time here
14.0 mm
DN 20
16
105.0 mm
R 39,9214 - R 86,6794 Request the lead time here
18.0 mm
DN 100
10
220.0 mm
R 34,6296 - R 75,6374 Request the lead time here
18.0 mm
DN 65
10
185.0 mm
R 183,9244 - R 350,5823 Request the lead time here
22.0 mm
DN 400
6
540.0 mm
R 374,3082 - R 771,8333 Request the lead time here
33.0 mm
DN 600
16
840.0 mm
R 146,2377 - R 301,4456 Request the lead time here
30.0 mm
DN 300
25
485.0 mm
R 122,2545 - R 232,9854 Request the lead time here
26.0 mm
DN 250
16
405.0 mm
R 293,9462 - R 318,1766 Request the lead time here
42.0 mm
DN 500
40
755.0 mm
R 71,5811 - R 155,6917 Request the lead time here
26.0 mm
DN 150
25
300.0 mm
R 190,3735 - R 362,7285 Request the lead time here
26.0 mm
DN 350
16
520.0 mm
R 228,8997 - R 261,5621 Request the lead time here
39.0 mm
DN 400
40
660.0 mm
R 58,5554 - R 126,9825 Request the lead time here
26.0 mm
DN 125
25
270.0 mm
R 206,5117 - R 448,8558 Request the lead time here
36.0 mm
DN 400
25
620.0 mm
R 79,4809 - R 173,3588 Request the lead time here
22.0 mm
DN 200
16
340.0 mm
R 37,2981 - R 81,1584 Request the lead time here
18.0 mm
DN 80
25
200.0 mm
R 160,1529 - R 330,1547 Request the lead time here
33.0 mm
DN 250
40
450.0 mm
R 91,6473 - R 199,3074 Request the lead time here
30.0 mm
DN 200
40
375.0 mm
R 163,1832 - R 354,447 Request the lead time here
33.0 mm
DN 300
40
515.0 mm
R 34,6296 - R 75,6374 Request the lead time here
18.0 mm
DN 65
25
185.0 mm
  • of 8
Flange Protector 115.0 mm DIN 16 DN25 Black PP

10387894

Price Range
R 47,4252 - R 21,7698

Stock Levels
Request the lead time here
Attributes
  • b1
    14.0 mm
  • OD
    115.0 mm
  • Nominal Pipe Size
    DN 25
  • Class Pressure Rating
    16
  • Colour
    Black
Flange Protector 105.0 mm DIN 16 DN 20 Black PP

10387887

Price Range
R 41,7386 - R 19,1616

Stock Levels
Request the lead time here
Attributes
  • b1
    14.0 mm
  • OD
    105.0 mm
  • Nominal Pipe Size
    DN 20
  • Class Pressure Rating
    16
  • Colour
    Black
Flange Protector 220.0 mm DIN 10 DN100 Black PP

10387955

Price Range
R 86,6794 - R 39,9214

Stock Levels
Request the lead time here
Attributes
  • b1
    18.0 mm
  • OD
    220.0 mm
  • Nominal Pipe Size
    DN 100
  • Class Pressure Rating
    10
  • Colour
    Black
Flange Protector 185.0 mm DIN 10 DN65 Black PP

10387931

Price Range
R 75,6374 - R 34,6296

Stock Levels
Request the lead time here
Attributes
  • b1
    18.0 mm
  • OD
    185.0 mm
  • Nominal Pipe Size
    DN 65
  • Class Pressure Rating
    10
  • Colour
    Black
Flange Protector 540.0 mm DIN 6 DN 400 Black PP

10387856

Price Range
R 350,5823 - R 183,9244

Stock Levels
Request the lead time here
Attributes
  • b1
    22.0 mm
  • OD
    540.0 mm
  • Nominal Pipe Size
    DN 400
  • Class Pressure Rating
    6
  • Colour
    Black
Flange Protector 840.0 mm DIN 16 DN 600 Black PP

10388112

Price Range
R 771,8333 - R 374,3082

Stock Levels
Request the lead time here
Attributes
  • b1
    33.0 mm
  • OD
    840.0 mm
  • Nominal Pipe Size
    DN 600
  • Class Pressure Rating
    16
  • Colour
    Black
Flange Protector 485.0 mm DIN 25 DN 300 Black PP

10388198

Price Range
R 301,4456 - R 146,2377

Stock Levels
Request the lead time here
Attributes
  • b1
    30.0 mm
  • OD
    485.0 mm
  • Nominal Pipe Size
    DN 300
  • Class Pressure Rating
    25
  • Colour
    Black
Flange Protector 405.0 mm DIN 16 DN 250 Black PP

10388068

Price Range
R 232,9854 - R 122,2545

Stock Levels
Request the lead time here
Attributes
  • b1
    26.0 mm
  • OD
    405.0 mm
  • Nominal Pipe Size
    DN 250
  • Class Pressure Rating
    16
  • Colour
    Black
Flange Protector DN 500 40 PP Black PP

10628966

Price Range
R 318,1766 - R 293,9462

Stock Levels
Request the lead time here
Attributes
  • b1
    42.0 mm
  • OD
    755.0 mm
  • Nominal Pipe Size
    DN 500
  • Class Pressure Rating
    40
  • Colour
    Black
Flange Protector 300.0 mm DIN 25 DN150 Black PP

10388167

Price Range
R 155,6917 - R 71,5811

Stock Levels
Request the lead time here
Attributes
  • b1
    26.0 mm
  • OD
    300.0 mm
  • Nominal Pipe Size
    DN 150
  • Class Pressure Rating
    25
  • Colour
    Black
Flange Protector 520.0 mm DIN 16 DN 350 Black PP

10388082

Price Range
R 362,7285 - R 190,3735

Stock Levels
Request the lead time here
Attributes
  • b1
    26.0 mm
  • OD
    520.0 mm
  • Nominal Pipe Size
    DN 350
  • Class Pressure Rating
    16
  • Colour
    Black
Flange Protector 660.0 mm DIN 40 DN 400 Black PP

10388266

Price Range
R 261,5621 - R 228,8997

Stock Levels
Request the lead time here
Attributes
  • b1
    39.0 mm
  • OD
    660.0 mm
  • Nominal Pipe Size
    DN 400
  • Class Pressure Rating
    40
  • Colour
    Black
Flange Protector 270.0 mm DIN 25 DN125 Black PP

10388150

Price Range
R 126,9825 - R 58,5554

Stock Levels
Request the lead time here
Attributes
  • b1
    26.0 mm
  • OD
    270.0 mm
  • Nominal Pipe Size
    DN 125
  • Class Pressure Rating
    25
  • Colour
    Black
Flange Protector 620.0 mm DIN 25 DN 400 Black PP

10388204

Price Range
R 448,8558 - R 206,5117

Stock Levels
Request the lead time here
Attributes
  • b1
    36.0 mm
  • OD
    620.0 mm
  • Nominal Pipe Size
    DN 400
  • Class Pressure Rating
    25
  • Colour
    Black
Flange Protector 340.0 mm DIN 16 DN 200 Black PP

10388051

Price Range
R 173,3588 - R 79,4809

Stock Levels
Request the lead time here
Attributes
  • b1
    22.0 mm
  • OD
    340.0 mm
  • Nominal Pipe Size
    DN 200
  • Class Pressure Rating
    16
  • Colour
    Black
Flange Protector 200.0 mm DIN 25 DN80 Black PP

10388136

Price Range
R 81,1584 - R 37,2981

Stock Levels
Request the lead time here
Attributes
  • b1
    18.0 mm
  • OD
    200.0 mm
  • Nominal Pipe Size
    DN 80
  • Class Pressure Rating
    25
  • Colour
    Black
Flange Protector 450.0 mm DIN 40 DN 250 Black PP

10388235

Price Range
R 330,1547 - R 160,1529

Stock Levels
Request the lead time here
Attributes
  • b1
    33.0 mm
  • OD
    450.0 mm
  • Nominal Pipe Size
    DN 250
  • Class Pressure Rating
    40
  • Colour
    Black
Flange Protector 375.0 mm DIN 40 DN 200 Black PP

10388228

Price Range
R 199,3074 - R 91,6473

Stock Levels
Request the lead time here
Attributes
  • b1
    30.0 mm
  • OD
    375.0 mm
  • Nominal Pipe Size
    DN 200
  • Class Pressure Rating
    40
  • Colour
    Black
Flange Protector 515.0 mm DIN 40 DN 300 Black PP

10388242

Price Range
R 354,447 - R 163,1832

Stock Levels
Request the lead time here
Attributes
  • b1
    33.0 mm
  • OD
    515.0 mm
  • Nominal Pipe Size
    DN 300
  • Class Pressure Rating
    40
  • Colour
    Black
Flange Protector 185.0 mm DIN 25 DN65 Black PP

10388129

Price Range
R 75,6374 - R 34,6296

Stock Levels
Request the lead time here
Attributes
  • b1
    18.0 mm
  • OD
    185.0 mm
  • Nominal Pipe Size
    DN 65
  • Class Pressure Rating
    25
  • Colour
    Black