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Open-End Pipe Caps

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Open-End Pipe Caps, are a pipe cap that protects external threads on pipe ends, rigid metal conduit ends (RMC) or intermediate metal conduit ends (IMC).

Our pipe thread cap range is made from Low Density Polyethylene (LDPE). The Pipe Thread Protector Caps are sized and designed for positive-gripping power over the threads of the pipe.

  • Colors: Black, Blue, Green, Orange, Red and Yellow.

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24 results
Product SKUs information
Item Code Price range Availability Compatible Thread Standard (All) Compatible Nominal Pipe Sizes (All) View
$0.3992 - $5.277 25200 In stock
RMC
2-1/2 in
$0.7705 - $10.1794 5572 In stock
IMC
3-1/2 in
$0.1616 - $2.0211 93559 In stock
RMC
1-1/2 in
$0.088 - $1.166 266000 In stock
RMC
1.0 in
$3.1405 - $41.3854 1024 In stock
RMC
8 in
$0.1448 - $1.8035 30956 In stock
RMC
1-1/4 in
$0.0696 - $0.8675 259615 In stock
RMC
3/4 in
$5.8146 - $16.3862 1590 In stock
RMC
10 in
$0.8699 - $11.5313 6314 In stock
IMC
4.0 in
RRO5A $1.8345 - $24.4394 Request the lead time here
RMC
5.0 in
$0.4448 - $5.277 3866 In stock
IMC
2-1/2 in
RRO2A $0.1914 - $2.5186 70465 In stock
RMC
2.0 in
$0.1616 - $2.0211 35292 In stock
IMC
1-1/2 in
$0.0498 - $0.6204 59887 In stock
IMC
1/2 in
$2.1826 - $28.7792 8317 In stock
RMC
6.0 in
$0.5408 - $7.15 7303 In stock
IMC
3.0 in
RRO4A $0.8026 - $10.6403 21684 In stock
RMC
4.0 in
$0.0934 - $1.166 87770 In stock
IMC
1.0 in
$0.2021 - $0.7851 134900 In stock
IMC
2.0 in
$0.1448 - $1.8035 47500 In stock
IMC
1-1/4 in
  • of 2
Open-End Pipe Cap - Compatible Nominal Pipe Sizes (All) - 2-1/2 in ; Compatible Thread Standard - RMC ; Inside Diameter - 73.4 mm | 2.891 in

RRO2-1/2A

Price Range
$5.277 - $0.3992

Stock Levels
25200 In stock
Attributes
  • Inside Diameter
    2.891 in
  • Inside Height
    1.580 in
  • Color
    Black
  • Compatible Nominal Pipe Sizes (All)
    2-1/2 in
  • Compatible Thread Standard
    RMC
Open-End Pipe Cap - Compatible Nominal Pipe Sizes (All) - 3-1/2 in ; Compatible Thread Standard - IMC ; Inside Diameter - 101.9 mm | 4.010 in

RRO3-1/2B

Price Range
$10.1794 - $0.7705

Stock Levels
5572 In stock
Attributes
  • Inside Diameter
    4.010 in
  • Inside Height
    1.750 in
  • Color
    Yellow
  • Compatible Nominal Pipe Sizes (All)
    3-1/2 in
  • Compatible Thread Standard
    IMC
Open-End Pipe Cap - Compatible Nominal Pipe Sizes (All) - 1-1/2 in ; Compatible Thread Standard - RMC ; Inside Diameter - 48 mm | 1.890 in

RRO1-1/2A

Price Range
$2.0211 - $0.1616

Stock Levels
93559 In stock
Attributes
  • Inside Diameter
    1.890 in
  • Inside Height
    1.030 in
  • Color
    Black
  • Compatible Nominal Pipe Sizes (All)
    1-1/2 in
  • Compatible Thread Standard
    RMC
Open-End Pipe Cap - Compatible Nominal Pipe Sizes (All) - 1.0 in ; Compatible Thread Standard - RMC ; Inside Diameter - 33.1 mm | 1.305 in

RRO1A

Price Range
$1.166 - $0.088

Stock Levels
266000 In stock
Attributes
  • Inside Diameter
    1.305 in
  • Inside Height
    0.940 in
  • Color
    Blue
  • Compatible Nominal Pipe Sizes (All)
    1.0 in
  • Compatible Thread Standard
    RMC
Open-End Pipe Cap - Compatible Nominal Pipe Sizes (All) - 8 in ; Compatible Thread Standard - RMC ; Inside Diameter - 219.1 mm | 8.625 in

RRO8A

Price Range
$41.3854 - $3.1405

Stock Levels
1024 In stock
Attributes
  • Inside Diameter
    8.625 in
  • Inside Height
    2.210 in
  • Color
    Black
  • Compatible Nominal Pipe Sizes (All)
    8 in
  • Compatible Thread Standard
    RMC
Open-End Pipe Cap - Compatible Nominal Pipe Sizes (All) - 1-1/4 in ; Compatible Thread Standard - RMC ; Inside Diameter - 42 mm | 1.653 in

RRO1-1/4A

Price Range
$1.8035 - $0.1448

Stock Levels
30956 In stock
Attributes
  • Inside Diameter
    1.653 in
  • Inside Height
    0.980 in
  • Color
    Red
  • Compatible Nominal Pipe Sizes (All)
    1-1/4 in
  • Compatible Thread Standard
    RMC
Open-End Pipe Cap - Compatible Nominal Pipe Sizes (All) - 3/4 in ; Compatible Thread Standard - RMC ; Inside Diameter - 26.6 mm | 1.048 in

RRO3/4A

Price Range
$0.8675 - $0.0696

Stock Levels
259615 In stock
Attributes
  • Inside Diameter
    1.048 in
  • Inside Height
    0.747 in
  • Color
    Red
  • Compatible Nominal Pipe Sizes (All)
    3/4 in
  • Compatible Thread Standard
    RMC
Open-End Pipe Cap - Compatible Nominal Pipe Sizes (All) - 10 in ; Compatible Thread Standard - RMC ; Inside Diameter - 275.6 mm | 10.850 in

RRO10A

Price Range
$16.3862 - $5.8146

Stock Levels
1590 In stock
Attributes
  • Inside Diameter
    10.850 in
  • Inside Height
    2.410 in
  • Color
    Black
  • Compatible Nominal Pipe Sizes (All)
    10 in
  • Compatible Thread Standard
    RMC
Open-End Pipe Cap - Compatible Nominal Pipe Sizes (All) - 4.0 in ; Compatible Thread Standard - IMC ; Inside Diameter - 115.1 mm | 4.530 in

RRO4C

Price Range
$11.5313 - $0.8699

Stock Levels
6314 In stock
Attributes
  • Inside Diameter
    4.530 in
  • Inside Height
    1.870 in
  • Color
    Orange
  • Compatible Nominal Pipe Sizes (All)
    4.0 in
  • Compatible Thread Standard
    IMC
Open-End Pipe Cap - Compatible Nominal Pipe Sizes (All) - 5.0 in ; Compatible Thread Standard - RMC ; Inside Diameter - 140.5 mm | 5.531 in

RRO5A

Price Range
$24.4394 - $1.8345

Stock Levels
Request the lead time here
Attributes
  • Inside Diameter
    5.531 in
  • Inside Height
    1.870 in
  • Color
    Blue
  • Compatible Nominal Pipe Sizes (All)
    5.0 in
  • Compatible Thread Standard
    RMC
Open-End Pipe Cap - Compatible Nominal Pipe Sizes (All) - 2-1/2 in ; Compatible Thread Standard - IMC ; Inside Diameter - 73.4 mm | 2.891 in

RRO2-1/2B

Price Range
$5.277 - $0.4448

Stock Levels
3866 In stock
Attributes
  • Inside Diameter
    2.891 in
  • Inside Height
    1.580 in
  • Color
    Yellow
  • Compatible Nominal Pipe Sizes (All)
    2-1/2 in
  • Compatible Thread Standard
    IMC
Open-End Pipe Cap - Compatible Nominal Pipe Sizes (All) - 2.0 in ; Compatible Thread Standard - RMC ; Inside Diameter - 60.3 mm | 2.375 in

RRO2A

Price Range
$2.5186 - $0.1914

Stock Levels
70465 In stock
Attributes
  • Inside Diameter
    2.375 in
  • Inside Height
    1.157 in
  • Color
    Blue
  • Compatible Nominal Pipe Sizes (All)
    2.0 in
  • Compatible Thread Standard
    RMC
Open-End Pipe Cap - Compatible Nominal Pipe Sizes (All) - 1-1/2 in ; Compatible Thread Standard - IMC ; Inside Diameter - 48 mm | 1.890 in

RRO1-1/2B

Price Range
$2.0211 - $0.1616

Stock Levels
35292 In stock
Attributes
  • Inside Diameter
    1.890 in
  • Inside Height
    1.030 in
  • Color
    Yellow
  • Compatible Nominal Pipe Sizes (All)
    1-1/2 in
  • Compatible Thread Standard
    IMC
Open-End Pipe Cap - Compatible Nominal Pipe Sizes (All) - 1/2 in ; Compatible Thread Standard - IMC ; Inside Diameter - 21.2 mm | 0.835 in

RRO1/2B

Price Range
$0.6204 - $0.0498

Stock Levels
59887 In stock
Attributes
  • Inside Diameter
    0.835 in
  • Inside Height
    0.750 in
  • Color
    Yellow
  • Compatible Nominal Pipe Sizes (All)
    1/2 in
  • Compatible Thread Standard
    IMC
Open-End Pipe Cap - Compatible Nominal Pipe Sizes (All) - 6.0 in ; Compatible Thread Standard - RMC ; Inside Diameter - 167.3 mm | 6.586 in

RRO6A

Price Range
$28.7792 - $2.1826

Stock Levels
8317 In stock
Attributes
  • Inside Diameter
    6.586 in
  • Inside Height
    2.180 in
  • Color
    Blue
  • Compatible Nominal Pipe Sizes (All)
    6.0 in
  • Compatible Thread Standard
    RMC
Open-End Pipe Cap - Compatible Nominal Pipe Sizes (All) - 3.0 in ; Compatible Thread Standard - IMC ; Inside Diameter - 88 mm | 3.465 in

RRO3C

Price Range
$7.15 - $0.5408

Stock Levels
7303 In stock
Attributes
  • Inside Diameter
    3.465 in
  • Inside Height
    1.750 in
  • Color
    Orange
  • Compatible Nominal Pipe Sizes (All)
    3.0 in
  • Compatible Thread Standard
    IMC
Open-End Pipe Cap - Compatible Nominal Pipe Sizes (All) - 4.0 in ; Compatible Thread Standard - RMC ; Inside Diameter - 115.1 mm | 4.530 in

RRO4A

Price Range
$10.6403 - $0.8026

Stock Levels
21684 In stock
Attributes
  • Inside Diameter
    4.530 in
  • Inside Height
    1.870 in
  • Color
    Blue
  • Compatible Nominal Pipe Sizes (All)
    4.0 in
  • Compatible Thread Standard
    RMC
Open-End Pipe Cap - Compatible Nominal Pipe Sizes (All) - 1.0 in ; Compatible Thread Standard - IMC ; Inside Diameter - 33.1 mm | 1.305 in

RRO1D

Price Range
$1.166 - $0.0934

Stock Levels
87770 In stock
Attributes
  • Inside Diameter
    1.305 in
  • Inside Height
    0.940 in
  • Color
    Orange
  • Compatible Nominal Pipe Sizes (All)
    1.0 in
  • Compatible Thread Standard
    IMC
Open-End Pipe Cap - Compatible Nominal Pipe Sizes (All) - 2.0 in ; Compatible Thread Standard - IMC ; Inside Diameter - 60.3 mm | 2.375 in

RRO2E

Price Range
$0.7851 - $0.2021

Stock Levels
134900 In stock
Attributes
  • Inside Diameter
    2.375 in
  • Inside Height
    1.157 in
  • Color
    Orange
  • Compatible Nominal Pipe Sizes (All)
    2.0 in
  • Compatible Thread Standard
    IMC
Open-End Pipe Cap - Compatible Nominal Pipe Sizes (All) - 1-1/4 in ; Compatible Thread Standard - IMC ; Inside Diameter - 42 mm | 1.653 in

RRO1-1/4C

Price Range
$1.8035 - $0.1448

Stock Levels
47500 In stock
Attributes
  • Inside Diameter
    1.653 in
  • Inside Height
    0.980 in
  • Color
    Green
  • Compatible Nominal Pipe Sizes (All)
    1-1/4 in
  • Compatible Thread Standard
    IMC