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Threaded Protection Caps - Metric Threads

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Threaded Protection Caps for Metric Threads threads and fittings protect threads and fittings from damage during production, storage, and shipment, ensuring that they remain in good condition and are ready for use when needed. The protection cap keeps contaminants like dirt, dust, debris, and moisture out of the hole.

Features a knurled head design that makes them easy to install and remove by hand by twisting them onto the pipe or tube. Suitable for Metric threads. Used in various applications, including hydraulic and pneumatic systems, automotive, and industrial applications.

  • Material: LDPE
  • Colour: Red

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20 results
Product SKUs information
Item Code Price range Availability Compatible Thread Sizes (All) View
12103A $0.1585 - $2.2405 3597 In stock
M12
$0.2151 - $2.6945 70382 In stock
M20
$0.3618 - $4.5264 3600 In stock
M26
$0.5875 - $7.3268 500 In stock
M52
$0.3845 - $4.7987 7975 In stock
M28
$0.4042 - $5.0713 2826 In stock
M30
12102A $0.1529 - $1.9226 26901 In stock
M12
12106A $0.2089 - $2.6038 36000 In stock
M18
$0.2513 - $3.1337 4000 In stock
M25
$0.4572 - $5.7223 3350 In stock
M42
12845A $0.2923 - $3.6634 4896 In stock
M22
12101A $0.1651 - $2.0741 82000 In stock
M10
$0.1998 - $2.4978 37689 In stock
M16
$0.2771 - $3.4818 270 In stock
M24
$0.4269 - $5.3134 1557 In stock
M36
$0.1832 - $2.2858 19345 In stock
M16
$0.1314 - $1.635 18500 In stock
M8
$0.1939 - $2.4222 33400 In stock
M14
12108A $0.2832 - $3.5271 6000 In stock
M22
12650A $0.1727 - $2.1497 8000 In stock
M14
Metric Threaded Protection Cap Compatible Thread Sizes M12 Threaded Height 9.5 mm | 0.374 in Overall Diameter 15.7 mm | 0.618 in

12103A

Price Range
$2.2405 - $0.1585

Stock Levels
3597 In stock
Attributes
  • Fitting Style
    Threaded
  • Full Material
    Low-Density Polyethylene
  • Color
    Red
  • Compatible Thread Sizes (All)
    M12
  • Compatible Thread Standard (All)
    Metric
Metric Threaded Protection Cap Compatible Thread Sizes M20 Threaded Height 9.5 mm | 0.374 in Overall Diameter 23.5 mm | 0.925 in

12107A

Price Range
$2.6945 - $0.2151

Stock Levels
70382 In stock
Attributes
  • Fitting Style
    Threaded
  • Full Material
    Low-Density Polyethylene
  • Color
    Red
  • Compatible Thread Sizes (All)
    M20
  • Compatible Thread Standard (All)
    Metric
Metric Threaded Protection Cap Compatible Thread Sizes M26 Threaded Height 11.5 mm | 0.453 in Overall Diameter 30 mm | 1.181 in

12111A

Price Range
$4.5264 - $0.3618

Stock Levels
3600 In stock
Attributes
  • Fitting Style
    Threaded
  • Full Material
    Low-Density Polyethylene
  • Color
    Red
  • Compatible Thread Sizes (All)
    M26
  • Compatible Thread Standard (All)
    Metric
Metric Threaded Protection Cap Compatible Thread Sizes M52 Threaded Height 13.5 mm | 0.531 in Overall Diameter 56.5 mm | 2.224 in

12126A

Price Range
$7.3268 - $0.5875

Stock Levels
500 In stock
Attributes
  • Fitting Style
    Threaded
  • Full Material
    Low-Density Polyethylene
  • Color
    Red
  • Compatible Thread Sizes (All)
    M52
  • Compatible Thread Standard (All)
    Metric
Metric Threaded Protection Cap Compatible Thread Sizes M28 Threaded Height 14 mm | 0.551 in Overall Diameter 32 mm | 1.260 in

12967A

Price Range
$4.7987 - $0.3845

Stock Levels
7975 In stock
Attributes
  • Fitting Style
    Threaded
  • Full Material
    Low-Density Polyethylene
  • Color
    Red
  • Compatible Thread Sizes (All)
    M28
  • Compatible Thread Standard (All)
    Metric
Metric Threaded Protection Cap Compatible Thread Sizes M30 Threaded Height 15.5 mm | 0.610 in Overall Diameter 34 mm | 1.339 in

12122A

Price Range
$5.0713 - $0.4042

Stock Levels
2826 In stock
Attributes
  • Fitting Style
    Threaded
  • Full Material
    Low-Density Polyethylene
  • Color
    Red
  • Compatible Thread Sizes (All)
    M30
  • Compatible Thread Standard (All)
    Metric
Metric Threaded Protection Cap Compatible Thread Sizes M12 Threaded Height 9.5 mm | 0.374 in Overall Diameter 15.8 mm | 0.622 in

12102A

Price Range
$1.9226 - $0.1529

Stock Levels
26901 In stock
Attributes
  • Fitting Style
    Threaded
  • Full Material
    Low-Density Polyethylene
  • Color
    Red
  • Compatible Thread Sizes (All)
    M12
  • Compatible Thread Standard (All)
    Metric
Metric Threaded Protection Cap Compatible Thread Sizes M18 Threaded Height 11.5 mm | 0.453 in Overall Diameter 21.6 mm | 0.850 in

12106A

Price Range
$2.6038 - $0.2089

Stock Levels
36000 In stock
Attributes
  • Fitting Style
    Threaded
  • Full Material
    Low-Density Polyethylene
  • Color
    Red
  • Compatible Thread Sizes (All)
    M18
  • Compatible Thread Standard (All)
    Metric
Metric Threaded Protection Cap Compatible Thread Sizes M25 Threaded Height 11.5 mm | 0.453 in Overall Diameter 28.5 mm | 1.122 in

12110A

Price Range
$3.1337 - $0.2513

Stock Levels
4000 In stock
Attributes
  • Fitting Style
    Threaded
  • Full Material
    Low-Density Polyethylene
  • Color
    Red
  • Compatible Thread Sizes (All)
    M25
  • Compatible Thread Standard (All)
    Metric
Metric Threaded Protection Cap Compatible Thread Sizes M42 Threaded Height 13.5 mm | 0.531 in Overall Diameter 46.5 mm | 1.831 in

12124A

Price Range
$5.7223 - $0.4572

Stock Levels
3350 In stock
Attributes
  • Fitting Style
    Threaded
  • Full Material
    Low-Density Polyethylene
  • Color
    Red
  • Compatible Thread Sizes (All)
    M42
  • Compatible Thread Standard (All)
    Metric
Metric Threaded Protection Cap Compatible Thread Sizes M22 Threaded Height 17.5 mm | 0.689 in Overall Diameter 26 mm | 1.024 in

12845A

Price Range
$3.6634 - $0.2923

Stock Levels
4896 In stock
Attributes
  • Fitting Style
    Threaded
  • Full Material
    Low-Density Polyethylene
  • Color
    Red
  • Compatible Thread Sizes (All)
    M22
  • Compatible Thread Standard (All)
    Metric
Metric Threaded Protection Cap Compatible Thread Sizes M10 Threaded Height 7.5 mm | 0.295 in Overall Diameter 13.7 mm | 0.539 in

12101A

Price Range
$2.0741 - $0.1651

Stock Levels
82000 In stock
Attributes
  • Fitting Style
    Threaded
  • Full Material
    Low-Density Polyethylene
  • Color
    Red
  • Compatible Thread Sizes (All)
    M10
  • Compatible Thread Standard (All)
    Metric
Metric Threaded Protection Cap Compatible Thread Sizes M16 Threaded Height 9.5 mm | 0.374 in Overall Diameter 19.7 mm | 0.776 in

12105A

Price Range
$2.4978 - $0.1998

Stock Levels
37689 In stock
Attributes
  • Fitting Style
    Threaded
  • Full Material
    Low-Density Polyethylene
  • Color
    Red
  • Compatible Thread Sizes (All)
    M16
  • Compatible Thread Standard (All)
    Metric
Metric Threaded Protection Cap Compatible Thread Sizes M24 Threaded Height 11.5 mm | 0.453 in Overall Diameter 29 mm | 1.142 in

12109A

Price Range
$3.4818 - $0.2771

Stock Levels
270 In stock
Attributes
  • Fitting Style
    Threaded
  • Full Material
    Low-Density Polyethylene
  • Color
    Red
  • Compatible Thread Sizes (All)
    M24
  • Compatible Thread Standard (All)
    Metric
Metric Threaded Protection Cap Compatible Thread Sizes M36 Threaded Height 13.5 mm | 0.531 in Overall Diameter 40.3 mm | 1.587 in

12123A

Price Range
$5.3134 - $0.4269

Stock Levels
1557 In stock
Attributes
  • Fitting Style
    Threaded
  • Full Material
    Low-Density Polyethylene
  • Color
    Red
  • Compatible Thread Sizes (All)
    M36
  • Compatible Thread Standard (All)
    Metric
Metric Threaded Protection Cap Compatible Thread Sizes M16 Threaded Height 9 mm | 0.354 in Overall Diameter 20 mm | 0.787 in

12651A

Price Range
$2.2858 - $0.1832

Stock Levels
19345 In stock
Attributes
  • Fitting Style
    Threaded
  • Full Material
    Low-Density Polyethylene
  • Color
    Red
  • Compatible Thread Sizes (All)
    M16
  • Compatible Thread Standard (All)
    Metric
Metric Threaded Protection Cap Compatible Thread Sizes M8 Threaded Height 7.5 mm | 0.295 in Overall Diameter 12 mm | 0.472 in

12100A

Price Range
$1.635 - $0.1314

Stock Levels
18500 In stock
Attributes
  • Fitting Style
    Threaded
  • Full Material
    Low-Density Polyethylene
  • Color
    Red
  • Compatible Thread Sizes (All)
    M8
  • Compatible Thread Standard (All)
    Metric
Metric Threaded Protection Cap Compatible Thread Sizes M14 Threaded Height 9.5 mm | 0.374 in Overall Diameter 17.7 mm | 0.697 in

12104A

Price Range
$2.4222 - $0.1939

Stock Levels
33400 In stock
Attributes
  • Fitting Style
    Threaded
  • Full Material
    Low-Density Polyethylene
  • Color
    Red
  • Compatible Thread Sizes (All)
    M14
  • Compatible Thread Standard (All)
    Metric
Metric Threaded Protection Cap Compatible Thread Sizes M22 Threaded Height 11.5 mm | 0.453 in Overall Diameter 26 mm | 1.024 in

12108A

Price Range
$3.5271 - $0.2832

Stock Levels
6000 In stock
Attributes
  • Fitting Style
    Threaded
  • Full Material
    Low-Density Polyethylene
  • Color
    Red
  • Compatible Thread Sizes (All)
    M22
  • Compatible Thread Standard (All)
    Metric
Metric Threaded Protection Cap Compatible Thread Sizes M14 Threaded Height 9 mm | 0.354 in Overall Diameter 17.8 mm | 0.701 in

12650A

Price Range
$2.1497 - $0.1727

Stock Levels
8000 In stock
Attributes
  • Fitting Style
    Threaded
  • Full Material
    Low-Density Polyethylene
  • Color
    Red
  • Compatible Thread Sizes (All)
    M14
  • Compatible Thread Standard (All)
    Metric