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Threaded Protection Plugs - NPT Threads

In stock

This range of Pipe Thread Plugs are a Threaded Protection Plug that is suitable for National Pipe Threads (NPT).

These Threaded Plugs protect NPT threads against contaminants and moisture. The square head design allows the user to install or remove the plug by hand - without any need for use of a wrench or other assembly tools.

These Protection Plugs are available in High-Density Polyethylene (HDPE) for everyday applications or in Nylon, which is recommended when abrasion or heat are an environmental factor.

  • Colors: Black, Blue, Natural and Red.

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36 results
Product SKUs information
Item Code Price range Availability Compatible Thread Standard (All) Compatible Thread Sizes (All) View
$0.1253 - $1.6538 17900 In stock
NPT
1/8 in
$0.6266 - $8.319 3000 In stock
NPT
1.000 in
$0.1807 - $2.3928 17315 In stock
NPT
1/2 in
$0.3368 - $4.4575 3500 In stock
NPT
1/2 in
$0.4829 - $6.3881 2946 In stock
NPT
3/4 in
$0.1331 - $1.7574 157228 In stock
NPT
1/4 in
$0.1406 - $1.8589 20018 In stock
NPT
3/8 in
$0.4231 - $5.6084 7166 In stock
NPT
1.000 in
$0.191 - $2.5267 14500 In stock
NPT
1/8 in
$0.2138 - $2.8142 14386 In stock
NPT
1/4 in
$0.2336 - $3.0818 18065 In stock
NPT
3/4 in
$0.2692 - $3.5741 54523 In stock
NPT
3/8 in
R1A $0.2441 - $3.2183 28116 In stock
NPT
1-11-1/2
$0.0637 - $0.796 34893 In stock
NPT
1/4
$0.182 - $2.2778 83199 In stock
NPT
1/2
$0.1093 - $1.446 114065 In stock
NPT
1/2
$0.3588 - $4.7521 2435 In stock
NPT
1-11-1/2
$0.3809 - $5.0371 10000 In stock
NPT
1-1/4-11-1/2
$0.5604 - $7.4231 4500 In stock
NPT
1-1/4-11-1/2
$0.1742 - $2.1766 101186 In stock
NPT
3/4
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NPT Threaded Protection Plug: NPT Compatible Thread Sizes - 1/8 in Fully Threaded

PFP1/8A

Price Range
$1.6538 - $0.1253

Stock Levels
17900 In stock
Attributes
  • Color
    Black
  • Full Material
    High-Density Polyethylene
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
NPT Threaded Protection Plug: NPT Compatible Thread Sizes - 1.000 in Fully Threaded

PFP1C

Price Range
$8.319 - $0.6266

Stock Levels
3000 In stock
Attributes
  • Color
    Natural
  • Full Material
    Nylon
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
NPT Threaded Protection Plug: NPT Compatible Thread Sizes - 1/2 in Fully Threaded

PFP1/2A

Price Range
$2.3928 - $0.1807

Stock Levels
17315 In stock
Attributes
  • Color
    Black
  • Full Material
    High-Density Polyethylene
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
NPT Threaded Protection Plug: NPT Compatible Thread Sizes - 1/2 in Fully Threaded

PFP1/2C

Price Range
$4.4575 - $0.3368

Stock Levels
3500 In stock
Attributes
  • Color
    Natural
  • Full Material
    Nylon
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
NPT Threaded Protection Plug: NPT Compatible Thread Sizes - 3/4 in Fully Threaded

PFP3/4C

Price Range
$6.3881 - $0.4829

Stock Levels
2946 In stock
Attributes
  • Color
    Natural
  • Full Material
    Nylon
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
NPT Threaded Protection Plug: NPT Compatible Thread Sizes - 1/4 in Fully Threaded

PFP1/4A

Price Range
$1.7574 - $0.1331

Stock Levels
157228 In stock
Attributes
  • Color
    Black
  • Full Material
    High-Density Polyethylene
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
NPT Threaded Protection Plug: NPT Compatible Thread Sizes - 3/8 in Fully Threaded

PFP3/8A

Price Range
$1.8589 - $0.1406

Stock Levels
20018 In stock
Attributes
  • Color
    Black
  • Full Material
    High-Density Polyethylene
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
NPT Threaded Protection Plug: NPT Compatible Thread Sizes - 1.000 in Fully Threaded

PFP1A

Price Range
$5.6084 - $0.4231

Stock Levels
7166 In stock
Attributes
  • Color
    Black
  • Full Material
    High-Density Polyethylene
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
NPT Threaded Protection Plug: NPT Compatible Thread Sizes - 1/8 in Fully Threaded

PFP1/8C

Price Range
$2.5267 - $0.191

Stock Levels
14500 In stock
Attributes
  • Color
    Natural
  • Full Material
    Nylon
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
NPT Threaded Protection Plug: NPT Compatible Thread Sizes - 1/4 in Fully Threaded

PFP1/4C

Price Range
$2.8142 - $0.2138

Stock Levels
14386 In stock
Attributes
  • Color
    Natural
  • Full Material
    Nylon
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
NPT Threaded Protection Plug: NPT Compatible Thread Sizes - 3/4 in Fully Threaded

PFP3/4A

Price Range
$3.0818 - $0.2336

Stock Levels
18065 In stock
Attributes
  • Color
    Black
  • Full Material
    High-Density Polyethylene
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
NPT Threaded Protection Plug: NPT Compatible Thread Sizes - 3/8 in Fully Threaded

PFP3/8C

Price Range
$3.5741 - $0.2692

Stock Levels
54523 In stock
Attributes
  • Color
    Natural
  • Full Material
    Nylon
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Protection Plug - 0.750 in ; 1-11-1/2 ; HDPE ; Blue

R1A

Price Range
$3.2183 - $0.2441

Stock Levels
28116 In stock
Attributes
  • Color
    Blue
  • Full Material
    High-Density Polyethylene
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Protection Plug - 0.344 in ; 1/4 ; HDPE ; Blue

R1/4A

Price Range
$0.796 - $0.0637

Stock Levels
34893 In stock
Attributes
  • Color
    Blue
  • Full Material
    High-Density Polyethylene
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Protection Plug - 0.563 in ; 1/2 ; PA GF ; Natural

R1/2D

Price Range
$2.2778 - $0.182

Stock Levels
83199 In stock
Attributes
  • Color
    Natural
  • Full Material
    Glass-Filled Nylon
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Protection Plug - 0.563 in ; 1/2 ; HDPE ; Blue

R1/2A

Price Range
$1.446 - $0.1093

Stock Levels
114065 In stock
Attributes
  • Color
    Blue
  • Full Material
    High-Density Polyethylene
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Protection Plug - 0.750 in ; 1-11-1/2 ; PA GF ; Natural

R1B

Price Range
$4.7521 - $0.3588

Stock Levels
2435 In stock
Attributes
  • Color
    Natural
  • Full Material
    Glass-Filled Nylon
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Protection Plug - 0.938 in ; 1-1/4-11-1/2 ; HDPE ; Blue

R1-1/4A

Price Range
$5.0371 - $0.3809

Stock Levels
10000 In stock
Attributes
  • Color
    Blue
  • Full Material
    High-Density Polyethylene
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Protection Plug - 0.938 in ; 1-1/4-11-1/2 ; PA GF ; Natural

R1-1/4C

Price Range
$7.4231 - $0.5604

Stock Levels
4500 In stock
Attributes
  • Color
    Natural
  • Full Material
    Glass-Filled Nylon
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Protection Plug - 0.688 in ; 3/4 ; HDPE ; Blue

R3/4A

Price Range
$2.1766 - $0.1742

Stock Levels
101186 In stock
Attributes
  • Color
    Blue
  • Full Material
    High-Density Polyethylene
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT