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Threaded Protection Plugs - NPT Threads

In stock

Threaded Protection Plugs for NPT Threads protect threads and fittings from damage during production, storage, and shipment, ensuring that they remain in good condition and ready for use when needed. The protection plug protects from contaminants like dirt, dust, debris, and moisture from the hole.

It may be installed by hand or with a 12-point socket head, screwdriver or wrench. This threaded plug is suggested for usage where strength and abrasion resistance are required since it can tolerate temperatures ranging from -40F to 230F | -40C to 110C. Suitable for Metric threads. Used in various applications, including hydraulic, pneumatic and general engineering industries.

  • Material: HDPE, PA, Nylon
  • Colour: Red, Natural, Blue, Black

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33 results
Product SKUs information
Item Code Price range Availability Compatible Thread Standard (All) Overall Diameter Colour Material Compatible Thread Sizes (All) View
$0.5686 - $1.0473 900 In stock
NPT
38.9 mm
Natural
Nylon
1-11-1/2
$0.3072 - $0.5659 In production
NPT
38.9 mm
Black
HDPE
1-11-1/2
$0.2377 - $0.4378 5 In stock
NPT
21.6 mm
Natural
Nylon
3/8
$0.1519 - $0.1683 72 In stock
NPT
8.7 mm
Blue
HDPE
1/4
$0.1307 - $0.2408 In production
NPT
21.6 mm
Black
HDPE
3/8
$0.4198 - $0.4652 In production
NPT
14.3 mm
Natural
Nylon
1/2-14
$0.3599 - $0.3988 In production
NPT
11.1 mm
Natural
PA GF
3/8
$0.6071 - $0.6727 In production
NPT
19.1 mm
Natural
Nylon
1-11-1/2
$0.2993 - $0.3316 2 In stock
NPT
11.1 mm
Blue
HDPE
3/8
$0.1879 - $0.3462 In production
NPT
18.8 mm
Natural
Nylon
1/4
$0.5182 - $0.5742 In production
NPT
28.5 mm
Blue
HDPE
1-1/2-11-1/2
$0.4366 - $0.8043 In production
NPT
33.3 mm
Natural
Nylon
3/4-14
$0.1159 - $0.2134 2 In stock
NPT
18.8 mm
Black
HDPE
1/4
$0.5974 - $0.6619 In production
NPT
17.4 mm
Natural
Nylon
3/4-14
$0.3041 - $0.5602 In production
NPT
26.4 mm
Natural
Nylon
1/2-14
$0.2487 - $0.2756 6601 In stock
NPT
14.3 mm
Blue
HDPE
1/2-14
$0.1684 - $0.3102 In production
NPT
14.2 mm
Natural
Nylon
1/8
$0.3131 - $0.3469 19998 In stock
NPT
19.1 mm
Blue
HDPE
1-11-1/2
$0.1742 - $0.193 92 In stock
NPT
7.1 mm
Blue
HDPE
1/8
$0.2279 - $0.2525 In production
NPT
7.1 mm
Natural
PA GF
1/8
  • of 2
Threaded Protection Plug - 1.530 in ; 1-11-1/2 ; Nylon ; Natural

PFP1C

Price Range
$1.0473 - $0.5686

Stock Levels
900 In stock
Attributes
  • Colour
    Natural
  • Full Material
    Nylon
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Protection Plug - 1.530 in ; 1-11-1/2 ; HDPE ; Black

PFP1A

Price Range
$0.5659 - $0.3072

Stock Levels
In production
Attributes
  • Colour
    Black
  • Full Material
    High Density Polyethylene
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Protection Plug - 0.850 in ; 3/8-18 ; Nylon ; Natural

PFP3/8C

Price Range
$0.4378 - $0.2377

Stock Levels
5 In stock
Attributes
  • Colour
    Natural
  • Full Material
    Nylon
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Protection Plug - 0.343 in ; 1/4-18 ; HDPE ; Blue

R1/4A

Price Range
$0.1683 - $0.1519

Stock Levels
72 In stock
Attributes
  • Colour
    Blue
  • Full Material
    High Density Polyethylene
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Protection Plug - 0.850 in ; 3/8-18 ; HDPE ; Black

PFP3/8A

Price Range
$0.2408 - $0.1307

Stock Levels
In production
Attributes
  • Colour
    Black
  • Full Material
    High Density Polyethylene
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Protection Plug - 0.562 in ; 1/2-14 ; Nylon ; Natural

R1/2D

Price Range
$0.4652 - $0.4198

Stock Levels
In production
Attributes
  • Colour
    Natural
  • Full Material
    Glass Filled Nylon
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Protection Plug - 0.437 in ; 3/8 ; PA GF ; Natural

R3/8B

Price Range
$0.3988 - $0.3599

Stock Levels
In production
Attributes
  • Colour
    Natural
  • Full Material
    Glass Filled Nylon
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Protection Plug - 0.750 in ; 1-11-1/2 ; Nylon ; Natural

R1B

Price Range
$0.6727 - $0.6071

Stock Levels
In production
Attributes
  • Colour
    Natural
  • Full Material
    Glass Filled Nylon
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Protection Plug - 0.437 in ; 3/8-18 ; HDPE ; Blue

R3/8A

Price Range
$0.3316 - $0.2993

Stock Levels
2 In stock
Attributes
  • Colour
    Blue
  • Full Material
    High Density Polyethylene
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Protection Plug - 0.740 in ; 1/4-18 ; Nylon ; Natural

PFP1/4C

Price Range
$0.3462 - $0.1879

Stock Levels
In production
Attributes
  • Colour
    Natural
  • Full Material
    Nylon
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Protection Plug - 1.124 in ; 1-1/2-11-1/2 ; HDPE ; Blue

R1-1/2A

Price Range
$0.5742 - $0.5182

Stock Levels
In production
Attributes
  • Colour
    Blue
  • Full Material
    High Density Polyethylene
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Protection Plug - 1.310 in ; 3/4-14 ; Nylon ; Natural

PFP3/4C

Price Range
$0.8043 - $0.4366

Stock Levels
In production
Attributes
  • Colour
    Natural
  • Full Material
    Nylon
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Protection Plug - 0.740 in ; 1/4-18 ; HDPE ; Black

PFP1/4A

Price Range
$0.2134 - $0.1159

Stock Levels
2 In stock
Attributes
  • Colour
    Black
  • Full Material
    High Density Polyethylene
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Protection Plug - 0.687 in ; 3/4-14 ; Nylon ; Natural

R3/4B

Price Range
$0.6619 - $0.5974

Stock Levels
In production
Attributes
  • Colour
    Natural
  • Full Material
    Glass Filled Nylon
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Protection Plug - 1.040 in ; 1/2-14 ; Nylon ; Natural

PFP1/2C

Price Range
$0.5602 - $0.3041

Stock Levels
In production
Attributes
  • Colour
    Natural
  • Full Material
    Nylon
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Protection Plug - 0.562 in ; 1/2-14 ; HDPE ; Blue

R1/2A

Price Range
$0.2756 - $0.2487

Stock Levels
6601 In stock
Attributes
  • Colour
    Blue
  • Full Material
    High Density Polyethylene
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Protection Plug - 0.560 in ; 1/8-27 ; Nylon ; Natural

PFP1/8C

Price Range
$0.3102 - $0.1684

Stock Levels
In production
Attributes
  • Colour
    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
$0.3469 - $0.3131

Stock Levels
19998 In stock
Attributes
  • Colour
    Blue
  • Full Material
    High Density Polyethylene
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Protection Plug - 0.281 in ; 1/8-27 ; HDPE ; Blue

R1/8A

Price Range
$0.193 - $0.1742

Stock Levels
92 In stock
Attributes
  • Colour
    Blue
  • Full Material
    High Density Polyethylene
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Protection Plug - 0.281 in ; 1/8 ; PA GF ; Natural

R1/8C

Price Range
$0.2525 - $0.2279

Stock Levels
In production
Attributes
  • Colour
    Natural
  • Full Material
    Glass Filled Nylon
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Protection Plug - 1.250 in ; 2-11-1/2 ; HDPE ; Blue

R2A

Price Range
$0.6408 - $0.5783

Stock Levels
390 In stock
Attributes
  • Colour
    Blue
  • Full Material
    High Density Polyethylene
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Protection Plug - 1.040 in ; 1/2-14 ; HDPE ; Black

PFP1/2A

Price Range
$0.2969 - $0.1612

Stock Levels
In production
Attributes
  • Colour
    Black
  • Full Material
    High Density Polyethylene
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Protection Plug - 0.560 in ; 1/8-27 ; HDPE ; Black

PFP1/8A

Price Range
$0.1957 - $0.1063

Stock Levels
In production
Attributes
  • Colour
    Black
  • Full Material
    High Density Polyethylene
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Protection Plug - 0.343 in ; 1/4 ; PA GF ; Natural

R1/4C

Price Range
$0.2913 - $0.2629

Stock Levels
In production
Attributes
  • Colour
    Natural
  • Full Material
    Glass Filled Nylon
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Protection Plug - 1.310 in ; 3/4-14 ; HDPE ; Black

PFP3/4A

Price Range
$0.6864 - $0.3726

Stock Levels
In production
Attributes
  • Colour
    Black
  • Full Material
    High Density Polyethylene
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Protection Plug - 0.687 in ; 3/4-14 ; HDPE ; Blue

R3/4A

Price Range
$0.3191 - $0.288

Stock Levels
1 In stock
Attributes
  • Colour
    Blue
  • Full Material
    High Density Polyethylene
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Protection Plug - 0.937 in ; 1-1/4-11-1/2 ; HDPE ; Blue

R1-1/4A

Price Range
$0.4743 - $0.4281

Stock Levels
In production
Attributes
  • Colour
    Blue
  • Full Material
    High Density Polyethylene
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Protection Plug - 0.937 in ; 1-1/4-11-1/2 ; Nylon ; Natural

R1-1/4C

Price Range
$0.9492 - $0.8566

Stock Levels
In production
Attributes
  • Colour
    Natural
  • Full Material
    Glass Filled Nylon
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Plug NPT 1/2-14 HDPE Red

PT1/2A

Price Range
$0.2145 - $0.1936

Stock Levels
10 In stock
Attributes
  • Colour
    Red
  • Full Material
    High Density Polyethylene
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Protection Plugs - NPT Threads - 18.4 mm ; 1/4-18 ; HDPE ; Red

PT1/4A

Price Range
$0.1992 - $0.1798

Stock Levels
In production
Attributes
  • Colour
    Red
  • Full Material
    High Density Polyethylene
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Plug NPT 1-11-1/2 HDPE Red

PT1A

Price Range
$0.5559 - $0.5017

Stock Levels
10 In stock
Attributes
  • Colour
    Red
  • Full Material
    High Density Polyethylene
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Plug NPT 3/4 HDPE Red

PT3/4C

Price Range
$0.3751 - $0.3386

Stock Levels
10 In stock
Attributes
  • Colour
    Red
  • Full Material
    High Density Polyethylene
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT
Threaded Plug NPT 3/8-18 HDPE Red

PT3/8A

Price Range
$0.225 - $0.203

Stock Levels
11 In stock
Attributes
  • Colour
    Red
  • Full Material
    High Density Polyethylene
  • Fitting Style
    Threaded
  • Thread Engagement
    Fully Threaded
  • Compatible Thread Standard (All)
    NPT