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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
$25.652 - $67.7913 3 In stock
600
44.500 in
30.000 in
$2.8454 - $6.6696 Request the lead time here
600
14.000 in
6.000 in
$1.2828 - $3.3816 95 In stock
1500
7.000 in
1-1/2 in
$25.4189 - $45.0077 Request the lead time here
1500
36.000 in
18.000 in
$4.5939 - $10.7973 15 In stock
1500
12.250 in
4.000 in
$6.3198 - $14.855 90 In stock
150
16.000 in
10.000 in
RFL150-18A $16.3475 - $28.8468 Request the lead time here
150
25.000 in
18.000 in
$27.9842 - $49.5084 13 In stock
150
32.000 in
24.000 in
$2.6585 - $6.2966 Request the lead time here
900
13.750 in
5.000 in
$1.1219 - $2.985 54 In stock
150
5.000 in
1-1/2 in
$1.4252 - $3.7779 61 In stock
150
6.000 in
2.000 in
$12.6861 - $22.3874 13 In stock
300
28.000 in
18.000 in
$28.6059 - $61.4483 Request the lead time here
300
33.000 in
22.000 in
$1.1054 - $2.9385 472 In stock
300
6.500 in
2.000 in
$22.947 - $40.5071 Request the lead time here
300
45.250 in
32.000 in
$23.1803 - $40.9266 Request the lead time here
900
42.750 in
26.000 in
$0.6507 - $1.7258 60 In stock
150
3.875 in
3/4 in
$25.652 - $67.7913 Request the lead time here
150
43.750 in
34.000 in
$1.7865 - $4.7342 68 In stock
150
10.000 in
5.000 in
$0.9236 - $2.4486 18 In stock
300
5.250 in
1-1/4 in
  • of 24
Bolt Hole Flange Protector - 30.000 in inch pipe size Bolt Circle Diameter 1022.4 mm | 40.250 in ; Pressboard

PRB600-30A

Price Range
$67.7913 - $25.652

Stock Levels
3 In stock
Attributes
  • Colour
    Natural
  • Full Material
    Pressboard
  • Class Pressure Rating
    600
  • Compatible Nominal Pipe Sizes (All)
    30.000 in
  • Outside Diameter
    44.500 in
Bolt Hole Flange Protector - 6.000 in inch pipe size Bolt Circle Diameter 292.1 mm | 11.500 in ; Pressboard

PRB600-6A

Price Range
$6.6696 - $2.8454

Stock Levels
Request the lead time here
Attributes
  • Colour
    Natural
  • Full Material
    Pressboard
  • Class Pressure Rating
    600
  • Compatible Nominal Pipe Sizes (All)
    6.000 in
  • Outside Diameter
    14.000 in
Bolt Hole Flange Protector - 1-1/2 in inch pipe size Bolt Circle Diameter 123.8 mm | 4.875 in ; Pressboard

PRB900-1-1/2A

Price Range
$3.3816 - $1.2828

Stock Levels
95 In stock
Attributes
  • Colour
    Natural
  • Full Material
    Pressboard
  • Class Pressure Rating
    1500
  • Class Pressure Rating
    900
  • Compatible Nominal Pipe Sizes (All)
    1-1/2 in
Bolt Hole Flange Protector - 18.000 in inch pipe size Bolt Circle Diameter 774.7 mm | 30.500 in ; HDPE

RFL1500-18A

Price Range
$45.0077 - $25.4189

Stock Levels
Request the lead time here
Attributes
  • Colour
    Black
  • Full Material
    High Density Polyethylene
  • Class Pressure Rating
    1500
  • Compatible Nominal Pipe Sizes (All)
    18.000 in
  • Outside Diameter
    36.000 in
Bolt Hole Flange Protector - 4.000 in inch pipe size Bolt Circle Diameter 241.3 mm | 9.500 in ; HDPE

RFL1500-4A

Price Range
$10.7973 - $4.5939

Stock Levels
15 In stock
Attributes
  • Colour
    Black
  • Full Material
    High Density Polyethylene
  • Class Pressure Rating
    1500
  • Compatible Nominal Pipe Sizes (All)
    4.000 in
  • Outside Diameter
    12.250 in
Bolt Hole Flange Protector - 10.000 in inch pipe size Bolt Circle Diameter 362 mm | 14.250 in ; HDPE

RFL150-10A

Price Range
$14.855 - $6.3198

Stock Levels
90 In stock
Attributes
  • Colour
    Black
  • Full Material
    High Density Polyethylene
  • Class Pressure Rating
    150
  • Compatible Nominal Pipe Sizes (All)
    10.000 in
  • Outside Diameter
    16.000 in
Bolt Hole Flange Protector - 18.000 in inch pipe size Bolt Circle Diameter 577.9 mm | 22.750 in ; HDPE

RFL150-18A

Price Range
$28.8468 - $16.3475

Stock Levels
Request the lead time here
Attributes
  • Colour
    Black
  • Full Material
    High Density Polyethylene
  • Class Pressure Rating
    150
  • Compatible Nominal Pipe Sizes (All)
    18.000 in
  • Outside Diameter
    25.000 in
Bolt Hole Flange Protector - 24.000 in inch pipe size Bolt Circle Diameter 749.3 mm | 29.500 in ; HDPE

RFL150-24A

Price Range
$49.5084 - $27.9842

Stock Levels
13 In stock
Attributes
  • Colour
    Black
  • Full Material
    High Density Polyethylene
  • Class Pressure Rating
    150
  • Compatible Nominal Pipe Sizes (All)
    24.000 in
  • Outside Diameter
    32.000 in
Bolt Hole Flange Protector - 5.000 in inch pipe size Bolt Circle Diameter 279.4 mm | 11.000 in ; Pressboard

PRB900-5A

Price Range
$6.2966 - $2.6585

Stock Levels
Request the lead time here
Attributes
  • Colour
    Natural
  • Full Material
    Pressboard
  • Class Pressure Rating
    900
  • Compatible Nominal Pipe Sizes (All)
    5.000 in
  • Outside Diameter
    13.750 in
Bolt Hole Flange Protector - 1-1/2 in inch pipe size Bolt Circle Diameter 98.4 mm | 3.875 in ; HDPE

RFD150-1-1/2A

Price Range
$2.985 - $1.1219

Stock Levels
54 In stock
Attributes
  • Colour
    Black
  • Full Material
    High Density Polyethylene
  • Class Pressure Rating
    150
  • Compatible Nominal Pipe Sizes (All)
    1-1/2 in
  • Outside Diameter
    5.000 in
Bolt Hole Flange Protector - 2.000 in inch pipe size Bolt Circle Diameter 120.7 mm | 4.750 in ; HDPE

RFL150-2A

Price Range
$3.7779 - $1.4252

Stock Levels
61 In stock
Attributes
  • Colour
    Black
  • Full Material
    High Density Polyethylene
  • Class Pressure Rating
    150
  • Compatible Nominal Pipe Sizes (All)
    2.000 in
  • Outside Diameter
    6.000 in
Bolt Hole Flange Protector - 18.000 in inch pipe size Bolt Circle Diameter 628.7 mm | 24.750 in ; PP

PCF300-18A

Price Range
$22.3874 - $12.6861

Stock Levels
13 In stock
Attributes
  • Colour
    Black
  • Full Material
    Polypropylene
  • Class Pressure Rating
    300
  • Compatible Nominal Pipe Sizes (All)
    18.000 in
  • Outside Diameter
    28.000 in
Bolt Hole Flange Protector - 22.000 in inch pipe size Bolt Circle Diameter 743 mm | 29.250 in ; PP

PCF300-22A

Price Range
$61.4483 - $28.6059

Stock Levels
Request the lead time here
Attributes
  • Colour
    Black
  • Full Material
    Polypropylene
  • Class Pressure Rating
    300
  • Compatible Nominal Pipe Sizes (All)
    22.000 in
  • Outside Diameter
    33.000 in
Bolt Hole Flange Protector - 2.000 in inch pipe size Bolt Circle Diameter 127 mm | 5.000 in ; PP

PCF300-2A

Price Range
$2.9385 - $1.1054

Stock Levels
472 In stock
Attributes
  • Colour
    Black
  • Full Material
    Polypropylene
  • Class Pressure Rating
    400
  • Class Pressure Rating
    300
  • Class Pressure Rating
    600
Bolt Hole Flange Protector - 32.000 in inch pipe size Bolt Circle Diameter 1054.1 mm | 41.500 in ; PP

PCF300-32A

Price Range
$40.5071 - $22.947

Stock Levels
Request the lead time here
Attributes
  • Colour
    Black
  • Full Material
    Polypropylene
  • Class Pressure Rating
    300
  • Compatible Nominal Pipe Sizes (All)
    32.000 in
  • Outside Diameter
    45.250 in
Bolt Hole Flange Protector - 26.000 in inch pipe size Bolt Circle Diameter 952.5 mm | 37.500 in ; PP

PCF900-26A

Price Range
$40.9266 - $23.1803

Stock Levels
Request the lead time here
Attributes
  • Colour
    Black
  • Full Material
    Polypropylene
  • Class Pressure Rating
    900
  • Compatible Nominal Pipe Sizes (All)
    26.000 in
  • Outside Diameter
    42.750 in
Bolt Hole Flange Protector - 3/4 in inch pipe size Bolt Circle Diameter 69.9 mm | 2.750 in ; Pressboard

PRB150-3/4A

Price Range
$1.7258 - $0.6507

Stock Levels
60 In stock
Attributes
  • Colour
    Natural
  • Full Material
    Pressboard
  • Class Pressure Rating
    150
  • Compatible Nominal Pipe Sizes (All)
    3/4 in
  • Outside Diameter
    3.875 in
Bolt Hole Flange Protector - 34.000 in inch pipe size Bolt Circle Diameter 1028.7 mm | 40.500 in ; Pressboard

PRB150-34A

Price Range
$67.7913 - $25.652

Stock Levels
Request the lead time here
Attributes
  • Colour
    Natural
  • Full Material
    Pressboard
  • Class Pressure Rating
    150
  • Compatible Nominal Pipe Sizes (All)
    34.000 in
  • Outside Diameter
    43.750 in
Bolt Hole Flange Protector - 5.000 in inch pipe size Bolt Circle Diameter 215.9 mm | 8.500 in ; Pressboard

PRB150-5A

Price Range
$4.7342 - $1.7865

Stock Levels
68 In stock
Attributes
  • Colour
    Natural
  • Full Material
    Pressboard
  • Class Pressure Rating
    150
  • Compatible Nominal Pipe Sizes (All)
    5.000 in
  • Outside Diameter
    10.000 in
Bolt Hole Flange Protector - 1-1/4 in inch pipe size Bolt Circle Diameter 98.4 mm | 3.875 in ; Pressboard

PRB300-1-1/4A

Price Range
$2.4486 - $0.9236

Stock Levels
18 In stock
Attributes
  • Colour
    Natural
  • Full Material
    Pressboard
  • Class Pressure Rating
    300
  • Class Pressure Rating
    600
  • Class Pressure Rating
    400