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Bolt Hole Flange Protectors

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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 ANSI B16.5 and ASME B16.47 flange dimensions - Pressure Groups 150, 300, 600, 9 00, 1500 and 2500 pounds (lb).

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

  • Material: Polypropylene (PP)
  • Colour: Black

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463 results
Product SKUs information
Item Code Price range Availability Class Pressure Rating Outside Diameter Compatible Nominal Pipe Sizes (All) View
$40.3437 - $67.0685 Request the lead time here
300
47.500 in
34.000 in
$56.2013 - $66.0191 Request the lead time here
300
57.750 in
48.000 in
$20.6616 - $34.4436 Request the lead time here
400
25.500 in
16.000 in
$37.079 - $61.8915 Request the lead time here
400
45.250 in
32.000 in
$57.3672 - $67.5117 Request the lead time here
400
59.500 in
48.000 in
$20.7783 - $34.6538 8 In stock
600
27.000 in
16.000 in
$2.4255 - $6.0867 Request the lead time here
600
9.000 in
3-1/2 in
$4.6877 - $11.0073 29 In stock
600
16.500 in
8.000 in
$19.5423 - $34.5137 192 In stock
900
31.000 in
18.000 in
$3.7779 - $8.9085 110 In stock
150
16.000 in
10.000 in
$34.7469 - $61.1685 Request the lead time here
150
41.750 in
32.000 in
$50.6045 - $59.4195 Request the lead time here
150
57.250 in
46.000 in
$2.1059 - $5.2472 32 In stock
2500
8.000 in
1-1/2 in
$5.3871 - $11.94 124 In stock
2500
14.000 in
4.000 in
$2.3928 - $5.0396 Request the lead time here
25
10.63 in
DN 125
$19.9806 - $42.0648 Request the lead time here
25
33.268 in
DN 600
$24.0197 - $40.1805 Request the lead time here
400
28.000 in
18.000 in
$42.2094 - $70.3331 Request the lead time here
400
47.500 in
34.000 in
$2.8218 - $7.0194 Request the lead time here
400
10.000 in
4.000 in
$24.4863 - $40.9502 14 In stock
600
29.250 in
18.000 in
  • of 24
Bolt Hole Flange Protector - 34.000 in inch pipe size Bolt Circle Diameter 1104.9 mm | 43.500 in ; HDPE

RFL300-34A

Price Range
$67.0685 - $40.3437

Stock Levels
Request the lead time here
Attributes
  • Colour
    Black
  • Full Material
    High Density Polyethylene
  • Class Pressure Rating
    300
  • Compatible Nominal Pipe Sizes (All)
    34.000 in
  • Outside Diameter
    47.500 in
Bolt Hole Flange Protector - 48.000 in inch pipe size Bolt Circle Diameter 1371.6 mm | 54.000 in ; HDPE

RFL300-48A

Price Range
$66.0191 - $56.2013

Stock Levels
Request the lead time here
Attributes
  • Colour
    Black
  • Full Material
    High Density Polyethylene
  • Class Pressure Rating
    300
  • Compatible Nominal Pipe Sizes (All)
    48.000 in
  • Outside Diameter
    57.750 in
Bolt Hole Flange Protector - 16.000 in inch pipe size Bolt Circle Diameter 571.5 mm | 22.500 in ; HDPE

RFL400-16A

Price Range
$34.4436 - $20.6616

Stock Levels
Request the lead time here
Attributes
  • Colour
    Black
  • Full Material
    High Density Polyethylene
  • Class Pressure Rating
    400
  • Compatible Nominal Pipe Sizes (All)
    16.000 in
  • Outside Diameter
    25.500 in
Bolt Hole Flange Protector - 32.000 in inch pipe size Bolt Circle Diameter 1054.1 mm | 41.500 in ; HDPE

RFL400-32A

Price Range
$61.8915 - $37.079

Stock Levels
Request the lead time here
Attributes
  • Colour
    Black
  • Full Material
    High Density Polyethylene
  • Class Pressure Rating
    400
  • Compatible Nominal Pipe Sizes (All)
    32.000 in
  • Outside Diameter
    45.250 in
Bolt Hole Flange Protector - 48.000 in inch pipe size Bolt Circle Diameter 1403.4 mm | 55.250 in ; HDPE

RFL400-48A

Price Range
$67.5117 - $57.3672

Stock Levels
Request the lead time here
Attributes
  • Colour
    Black
  • Full Material
    High Density Polyethylene
  • Class Pressure Rating
    400
  • Compatible Nominal Pipe Sizes (All)
    48.000 in
  • Outside Diameter
    59.500 in
Bolt Hole Flange Protector - 16.000 in inch pipe size Bolt Circle Diameter 603.3 mm | 23.750 in ; HDPE

RFL600-16A

Price Range
$34.6538 - $20.7783

Stock Levels
8 In stock
Attributes
  • Colour
    Black
  • Full Material
    High Density Polyethylene
  • Class Pressure Rating
    600
  • Compatible Nominal Pipe Sizes (All)
    16.000 in
  • Outside Diameter
    27.000 in
Bolt Hole Flange Protector - 3-1/2 in inch pipe size Bolt Circle Diameter 184.2 mm | 7.250 in ; HDPE

RFL600-3-1/2A

Price Range
$6.0867 - $2.4255

Stock Levels
Request the lead time here
Attributes
  • Colour
    Black
  • Full Material
    High Density Polyethylene
  • Class Pressure Rating
    600
  • Class Pressure Rating
    400
  • Compatible Nominal Pipe Sizes (All)
    3-1/2 in
Bolt Hole Flange Protector - 8.000 in inch pipe size Bolt Circle Diameter 349.3 mm | 13.750 in ; PP

PCF600-8A

Price Range
$11.0073 - $4.6877

Stock Levels
29 In stock
Attributes
  • Colour
    Black
  • Full Material
    Polypropylene
  • Class Pressure Rating
    600
  • Compatible Nominal Pipe Sizes (All)
    8.000 in
  • Outside Diameter
    16.500 in
Bolt Hole Flange Protector - 18.000 in inch pipe size Bolt Circle Diameter 685.8 mm | 27.000 in ; PP

PCF900-18A

Price Range
$34.5137 - $19.5423

Stock Levels
192 In stock
Attributes
  • Colour
    Black
  • Full Material
    Polypropylene
  • Class Pressure Rating
    900
  • Compatible Nominal Pipe Sizes (All)
    18.000 in
  • Outside Diameter
    31.000 in
Bolt Hole Flange Protector - 10.000 in inch pipe size Bolt Circle Diameter 362 mm | 14.250 in ; Pressboard

PRB150-10A

Price Range
$8.9085 - $3.7779

Stock Levels
110 In stock
Attributes
  • Colour
    Natural
  • Full Material
    Pressboard
  • Class Pressure Rating
    150
  • Compatible Nominal Pipe Sizes (All)
    10.000 in
  • Outside Diameter
    16.000 in
Bolt Hole Flange Protector - 32.000 in inch pipe size Bolt Circle Diameter 977.9 mm | 38.500 in ; HDPE

RFL150-32A

Price Range
$61.1685 - $34.7469

Stock Levels
Request the lead time here
Attributes
  • Colour
    Black
  • Full Material
    High Density Polyethylene
  • Class Pressure Rating
    150
  • Compatible Nominal Pipe Sizes (All)
    32.000 in
  • Outside Diameter
    41.750 in
Bolt Hole Flange Protector - 46.000 in inch pipe size Bolt Circle Diameter 1365.3 mm | 53.750 in ; HDPE

RFL150-46A

Price Range
$59.4195 - $50.6045

Stock Levels
Request the lead time here
Attributes
  • Colour
    Black
  • Full Material
    High Density Polyethylene
  • Class Pressure Rating
    150
  • Compatible Nominal Pipe Sizes (All)
    46.000 in
  • Outside Diameter
    57.250 in
Bolt Hole Flange Protector - 1-1/2 in inch pipe size Bolt Circle Diameter 146.1 mm | 5.750 in ; HDPE

RFL2500-1-1/2A

Price Range
$5.2472 - $2.1059

Stock Levels
32 In stock
Attributes
  • Colour
    Black
  • Full Material
    High Density Polyethylene
  • Class Pressure Rating
    2500
  • Compatible Nominal Pipe Sizes (All)
    1-1/2 in
  • Outside Diameter
    8.000 in
Bolt Hole Flange Protector - 4.000 in inch pipe size Bolt Circle Diameter 273.1 mm | 10.750 in ; HDPE

RFL2500-4A

Price Range
$11.94 - $5.3871

Stock Levels
124 In stock
Attributes
  • Colour
    Black
  • Full Material
    High Density Polyethylene
  • Class Pressure Rating
    2500
  • Compatible Nominal Pipe Sizes (All)
    4.000 in
  • Outside Diameter
    14.000 in
Bolt Hole Flange Protector - DN 125 inch pipe size Bolt Circle Diameter 220.0 mm | 8.661 in ; Corrugated PP

PCL2540DN125A

Price Range
$5.0396 - $2.3928

Stock Levels
Request the lead time here
Attributes
  • Colour
    Black
  • Full Material
    PolyCor Corrugated Polypropylene
  • Class Pressure Rating
    25
  • Compatible Nominal Pipe Sizes (All)
    DN 125
  • Outside Diameter
    10.63 in
Bolt Hole Flange Protector - DN 600 inch pipe size Bolt Circle Diameter 770.0 mm | 30.315 in ; Corrugated PP

PCL25DN600A

Price Range
$42.0648 - $19.9806

Stock Levels
Request the lead time here
Attributes
  • Colour
    Black
  • Full Material
    PolyCor Corrugated Polypropylene
  • Class Pressure Rating
    25
  • Compatible Nominal Pipe Sizes (All)
    DN 600
  • Outside Diameter
    33.268 in
Bolt Hole Flange Protector - 18.000 in inch pipe size Bolt Circle Diameter 628.7 mm | 24.750 in ; HDPE

RFL400-18A

Price Range
$40.1805 - $24.0197

Stock Levels
Request the lead time here
Attributes
  • Colour
    Black
  • Full Material
    High Density Polyethylene
  • Class Pressure Rating
    400
  • Compatible Nominal Pipe Sizes (All)
    18.000 in
  • Outside Diameter
    28.000 in
Bolt Hole Flange Protector - 34.000 in inch pipe size Bolt Circle Diameter 1104.9 mm | 43.500 in ; HDPE

RFL400-34A

Price Range
$70.3331 - $42.2094

Stock Levels
Request the lead time here
Attributes
  • Colour
    Black
  • Full Material
    High Density Polyethylene
  • Class Pressure Rating
    400
  • Compatible Nominal Pipe Sizes (All)
    34.000 in
  • Outside Diameter
    47.500 in
Bolt Hole Flange Protector - 4.000 in inch pipe size Bolt Circle Diameter 200 mm | 7.875 in ; HDPE

RFL400-4A

Price Range
$7.0194 - $2.8218

Stock Levels
Request the lead time here
Attributes
  • Colour
    Black
  • Full Material
    High Density Polyethylene
  • Class Pressure Rating
    400
  • Compatible Nominal Pipe Sizes (All)
    4.000 in
  • Outside Diameter
    10.000 in
Bolt Hole Flange Protector - 18.000 in inch pipe size Bolt Circle Diameter 654.1 mm | 25.750 in ; HDPE

RFL600-18A

Price Range
$40.9502 - $24.4863

Stock Levels
14 In stock
Attributes
  • Colour
    Black
  • Full Material
    High Density Polyethylene
  • Class Pressure Rating
    600
  • Compatible Nominal Pipe Sizes (All)
    18.000 in
  • Outside Diameter
    29.250 in