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Threaded Protection Caps - UNF/JIC Threads

In stock

Threaded Protection Caps for UNF /JIC 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 cap protects flared and flare less from 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 or pushing them in on the pipe or tube. They are ideal for UNF/JIC threads, and if you pick the yellow option, they are made of HDPE and have a long profile, which allows for more threading turns. It can withstand temperatures between Min. -30C, Max. +80C. The range of Protection caps can be used in various applications, including hydraulic and pneumatic systems, automotive, and industrial applications.

  • Material: Nylon, HDPE, LDPE
  • Colour: Red, Yellow

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55 results
Product SKUs information
Item Code Price range Availability Compatible Thread Sizes (All) View
£ 0.1548 - £ 0.7422 7754 In stock
1/2
£ 0.1862 - £ 0.1862 25000 In stock
13/16
£ 0.079 - £ 0.0805 39650 In stock
1/2
11053 £ 0.2751 - £ 0.2751 5120 In stock
1-5/8
£ 0.0718 - £ 0.0718 3926 In stock
7/16
12847 £ 0.1006 - £ 0.1006 59500 In stock
3/4
£ 0.2423 - £ 0.2423 4339 In stock
1-7/16
£ 0.0904 - £ 0.0904 19071 In stock
5/8
11089 £ 0.1423 - £ 0.1423 18150 In stock
7/8
£ 0.2245 - £ 0.2245 2397 In stock
1-3/8
£ 0.0728 - £ 0.1529 32152 In stock
11/16
£ 0.0654 - £ 0.0654 10931 In stock
3/8
10685 £ 0.1779 - £ 0.1779 22930 In stock
1-1/16
£ 0.308 - £ 0.308 2330 In stock
1-7/8
£ 0.1092 - £ 0.1092 17500 In stock
13/16
10151 £ 0.2067 - £ 0.2067 7165 In stock
1-5/16
£ 0.0718 - £ 0.0718 44300 In stock
7/16
11041 £ 0.0831 - £ 0.0831 327223 In stock
9/16
12075 £ 0.1423 - £ 0.1423 14772 In stock
7/8
12826 £ 0.1656 - £ 0.1656 4200 In stock
1
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Threaded Cap UNF 1/2 20 TPI HDPE Yellow

9225100

Price Range
£ 0.7422 - £ 0.1548

Stock Levels
7754 In stock
Attributes
  • Colour
    Yellow
  • Material
    HDPE
  • Compatible Thread Standard
    UNF
  • Pitch Diameter
    20.0 NaN
  • Overall Diameter
    19.0 mm
Threaded Cap UNF, JIC 13/16 12 TPI LDPE Red

10163

Price Range
£ 0.1862 - £ 0.1862

Stock Levels
25000 In stock
Attributes
  • Colour
    Red
  • Material
    LDPE
  • Compatible Thread Standard
    UNF
  • Compatible Thread Standard
    JIC
  • Pitch Diameter
    12.0 NaN
Threaded Cap UNF, JIC 1/2 20 TPI LDPE Red

10528

Price Range
£ 0.0805 - £ 0.079

Stock Levels
39650 In stock
Attributes
  • Colour
    Red
  • Material
    LDPE
  • Compatible Thread Standard
    UNF
  • Compatible Thread Standard
    JIC
  • Pitch Diameter
    20.0 NaN
Threaded Cap UNF, JIC 1-5/8 12 TPI LDPE Red

11053

Price Range
£ 0.2751 - £ 0.2751

Stock Levels
5120 In stock
Attributes
  • Colour
    Red
  • Material
    LDPE
  • Compatible Thread Standard
    UNF
  • Compatible Thread Standard
    JIC
  • Pitch Diameter
    12.0 NaN
Threaded Cap UNF, JIC 7/16 24 TPI LDPE Red

12652

Price Range
£ 0.0718 - £ 0.0718

Stock Levels
3926 In stock
Attributes
  • Colour
    Red
  • Material
    LDPE
  • Compatible Thread Standard
    UNF
  • Compatible Thread Standard
    JIC
  • Pitch Diameter
    24.0 NaN
Threaded Cap UNF, JIC 3/4 16 TPI LDPE Red

12847

Price Range
£ 0.1006 - £ 0.1006

Stock Levels
59500 In stock
Attributes
  • Colour
    Red
  • Material
    LDPE
  • Compatible Thread Standard
    UNF
  • Compatible Thread Standard
    JIC
  • Pitch Diameter
    16.0 NaN
Threaded Cap UNF, JIC 1-7/16 12 TPI LDPE Red

10185

Price Range
£ 0.2423 - £ 0.2423

Stock Levels
4339 In stock
Attributes
  • Colour
    Red
  • Material
    LDPE
  • Compatible Thread Standard
    UNF
  • Compatible Thread Standard
    JIC
  • Pitch Diameter
    12.0 NaN
Threaded Cap UNF, JIC 5/8 18 TPI LDPE Red

10653

Price Range
£ 0.0904 - £ 0.0904

Stock Levels
19071 In stock
Attributes
  • Colour
    Red
  • Material
    LDPE
  • Compatible Thread Standard
    UNF
  • Compatible Thread Standard
    JIC
  • Pitch Diameter
    18.0 NaN
Threaded Cap UNF, JIC 7/8 14 TPI LDPE Red

11089

Price Range
£ 0.1423 - £ 0.1423

Stock Levels
18150 In stock
Attributes
  • Colour
    Red
  • Material
    LDPE
  • Compatible Thread Standard
    UNF
  • Compatible Thread Standard
    JIC
  • Pitch Diameter
    14.0 NaN
Threaded Cap UNF, JIC 1-3/8 12 TPI LDPE Red

12654

Price Range
£ 0.2245 - £ 0.2245

Stock Levels
2397 In stock
Attributes
  • Colour
    Red
  • Material
    LDPE
  • Compatible Thread Standard
    UNF
  • Compatible Thread Standard
    JIC
  • Pitch Diameter
    12.0 NaN
Threaded Cap UNF, JIC 11/16 16 TPI Nylon Red

12835

Price Range
£ 0.1529 - £ 0.0728

Stock Levels
32152 In stock
Attributes
  • Colour
    Red
  • Material
    Nylon
  • Compatible Thread Standard
    UNF
  • Compatible Thread Standard
    JIC
  • Pitch Diameter
    16.0 NaN
Threaded Cap UNF, JIC 3/8 24 TPI LDPE Red

10251

Price Range
£ 0.0654 - £ 0.0654

Stock Levels
10931 In stock
Attributes
  • Colour
    Red
  • Material
    LDPE
  • Compatible Thread Standard
    UNF
  • Compatible Thread Standard
    JIC
  • Pitch Diameter
    24.0 NaN
Threaded Cap UNF, JIC 1-1/16 12 TPI LDPE Red

10685

Price Range
£ 0.1779 - £ 0.1779

Stock Levels
22930 In stock
Attributes
  • Colour
    Red
  • Material
    LDPE
  • Compatible Thread Standard
    UNF
  • Compatible Thread Standard
    JIC
  • Pitch Diameter
    12.0 NaN
Threaded Cap UNF, JIC 1-7/8 12 TPI LDPE Red

11804

Price Range
£ 0.308 - £ 0.308

Stock Levels
2330 In stock
Attributes
  • Colour
    Red
  • Material
    LDPE
  • Compatible Thread Standard
    UNF
  • Compatible Thread Standard
    JIC
  • Pitch Diameter
    12.0 NaN
Threaded Cap UNF, JIC 13/16 16 TPI LDPE Red

12825

Price Range
£ 0.1092 - £ 0.1092

Stock Levels
17500 In stock
Attributes
  • Colour
    Red
  • Material
    LDPE
  • Compatible Thread Standard
    UNF
  • Compatible Thread Standard
    JIC
  • Pitch Diameter
    16.0 NaN
Threaded Cap UNF, JIC 1-5/16 12 TPI LDPE Red

10151

Price Range
£ 0.2067 - £ 0.2067

Stock Levels
7165 In stock
Attributes
  • Colour
    Red
  • Material
    LDPE
  • Compatible Thread Standard
    UNF
  • Compatible Thread Standard
    JIC
  • Pitch Diameter
    12.0 NaN
Threaded Cap UNF, JIC 7/16 20 TPI LDPE Red

10332

Price Range
£ 0.0718 - £ 0.0718

Stock Levels
44300 In stock
Attributes
  • Colour
    Red
  • Material
    LDPE
  • Compatible Thread Standard
    UNF
  • Compatible Thread Standard
    JIC
  • Pitch Diameter
    20.0 NaN
Threaded Cap UNF, JIC 9/16 18 TPI LDPE Red

11041

Price Range
£ 0.0831 - £ 0.0831

Stock Levels
327223 In stock
Attributes
  • Colour
    Red
  • Material
    LDPE
  • Compatible Thread Standard
    UNF
  • Compatible Thread Standard
    JIC
  • Pitch Diameter
    18.0 NaN
Threaded Cap UNF, JIC 7/8 18 TPI LDPE Red

12075

Price Range
£ 0.1423 - £ 0.1423

Stock Levels
14772 In stock
Attributes
  • Colour
    Red
  • Material
    LDPE
  • Compatible Thread Standard
    UNF
  • Compatible Thread Standard
    JIC
  • Pitch Diameter
    18.0 NaN
Threaded Cap UNF, JIC 1 14 TPI LDPE Red

12826

Price Range
£ 0.1656 - £ 0.1656

Stock Levels
4200 In stock
Attributes
  • Colour
    Red
  • Material
    LDPE
  • Compatible Thread Standard
    UNF
  • Compatible Thread Standard
    JIC
  • Pitch Diameter
    14.0 NaN
Threaded Cap UNF 1-1/2 12 TPI HDPE Yellow

9238000

Price Range
£ 1.7999 - £ 0.4533

Stock Levels
In production
Attributes
  • Colour
    Yellow
  • Material
    HDPE
  • Compatible Thread Standard
    UNF
  • Pitch Diameter
    12.0 NaN
  • Overall Diameter
    45.0 mm
Threaded Cap UNF 1 16 TPI HDPE Yellow

9232000

Price Range
£ 0.6168 - £ 0.3247

Stock Levels
497 In stock
Attributes
  • Colour
    Yellow
  • Material
    HDPE
  • Compatible Thread Standard
    UNF
  • Pitch Diameter
    16.0 NaN
  • Overall Diameter
    32.0 mm
Threaded Cap UNF 3/4 16 TPI HDPE Yellow

9306000

Price Range
£ 0.6076 - £ 0.219

Stock Levels
1000 In stock
Attributes
  • Colour
    Yellow
  • Material
    HDPE
  • Compatible Thread Standard
    UNF
  • Pitch Diameter
    16.0 NaN
  • Overall Diameter
    25.0 mm
Threaded Cap UNF 7/8 14 TPI HDPE Yellow

9307000

Price Range
£ 0.6168 - £ 0.2321

Stock Levels
2299 In stock
Attributes
  • Colour
    Yellow
  • Material
    HDPE
  • Compatible Thread Standard
    UNF
  • Pitch Diameter
    14.0 NaN
  • Overall Diameter
    29.0 mm
Threaded Cap UNF 1-1/16 16 TPI HDPE Yellow

9305000

Price Range
£ 1.225 - £ 0.3191

Stock Levels
894 In stock
Attributes
  • Colour
    Yellow
  • Material
    HDPE
  • Compatible Thread Standard
    UNF
  • Pitch Diameter
    16.0 NaN
  • Overall Diameter
    23.0 mm
Threaded Cap UNF 13/16 16 TPI HDPE Yellow

9305500

Price Range
£ 1.225 - £ 0.3084

Stock Levels
3413 In stock
Attributes
  • Colour
    Yellow
  • Material
    HDPE
  • Compatible Thread Standard
    UNF
  • Pitch Diameter
    16.0 NaN
  • Overall Diameter
    27.0 mm
Threaded Cap UNF 7/16 20 TPI HDPE Yellow

9224000

Price Range
£ 0.3165 - £ 0.1383

Stock Levels
396 In stock
Attributes
  • Colour
    Yellow
  • Material
    HDPE
  • Compatible Thread Standard
    UNF
  • Pitch Diameter
    20.0 NaN
  • Overall Diameter
    17.0 mm
Threaded Cap UNF 3/8 24 TPI HDPE Yellow

9223000

Price Range
£ 0.8076 - £ 0.3314

Stock Levels
6881 In stock
Attributes
  • Colour
    Yellow
  • Material
    HDPE
  • Compatible Thread Standard
    UNF
  • Pitch Diameter
    24.0 NaN
  • Overall Diameter
    15.0 mm
Threaded Cap UNF 5/16 24 TPI HDPE Yellow

9222000

Price Range
£ 0.8381 - £ 0.344

Stock Levels
In production
Attributes
  • Colour
    Yellow
  • Material
    HDPE
  • Compatible Thread Standard
    UNF
  • Pitch Diameter
    24.0 NaN
  • Overall Diameter
    13.5 mm
Threaded Cap UNF 1-1/16 12 TPI HDPE Yellow

9308000

Price Range
£ 0.6919 - £ 0.3672

Stock Levels
171 In stock
Attributes
  • Colour
    Yellow
  • Material
    HDPE
  • Compatible Thread Standard
    UNF
  • Pitch Diameter
    12.0 NaN
  • Overall Diameter
    32.0 mm
Threaded Cap UNF 1-1/16 16 TPI HDPE Yellow

9233000

Price Range
£ 1.4821 - £ 0.377

Stock Levels
In production
Attributes
  • Colour
    Yellow
  • Material
    HDPE
  • Compatible Thread Standard
    UNF
  • Pitch Diameter
    16.0 NaN
  • Overall Diameter
    34.0 mm
Threaded Cap UNF 1-3/4 12 TPI HDPE Yellow

9240000

Price Range
£ 1.9915 - £ 0.5023

Stock Levels
100 In stock
Attributes
  • Colour
    Yellow
  • Material
    HDPE
  • Compatible Thread Standard
    UNF
  • Pitch Diameter
    12.0 NaN
  • Overall Diameter
    51.0 mm
Threaded Cap UNF 1/2 20 TPI HDPE Yellow

9301000

Price Range
£ 0.8417 - £ 0.1874

Stock Levels
6922 In stock
Attributes
  • Colour
    Yellow
  • Material
    HDPE
  • Compatible Thread Standard
    UNF
  • Pitch Diameter
    20.0 NaN
  • Overall Diameter
    20.0 mm
Threaded Cap UNF 3/16 32 TPI HDPE Yellow

9222500

Price Range
£ 0.7753 - £ 0.3182

Stock Levels
1900 In stock
Attributes
  • Colour
    Yellow
  • Material
    HDPE
  • Compatible Thread Standard
    UNF
  • Pitch Diameter
    32.0 NaN
  • Overall Diameter
    8.0 mm
Threaded Cap UNF 13/16 12 TPI HDPE Yellow

9235000

Price Range
£ 0.7057 - £ 0.377

Stock Levels
2250 In stock
Attributes
  • Colour
    Yellow
  • Material
    HDPE
  • Compatible Thread Standard
    UNF
  • Pitch Diameter
    12.0 NaN
  • Overall Diameter
    37.0 mm
Threaded Cap UNF 1-3/8 12 TPI HDPE Yellow

9310000

Price Range
£ 0.76 - £ 0.4032

Stock Levels
In production
Attributes
  • Colour
    Yellow
  • Material
    HDPE
  • Compatible Thread Standard
    UNF
  • Pitch Diameter
    12.0 NaN
  • Overall Diameter
    41.0 mm
Threaded Cap UNF 5/8 18 TPI HDPE Yellow

9227000

Price Range
£ 1.0649 - £ 0.1721

Stock Levels
1139 In stock
Attributes
  • Colour
    Yellow
  • Material
    HDPE
  • Compatible Thread Standard
    UNF
  • Pitch Diameter
    18.0 NaN
  • Overall Diameter
    21.5 mm
Threaded Cap UNF 1-1/16 12 TPI HDPE Yellow

9234000

Price Range
£ 0.7057 - £ 0.256

Stock Levels
750 In stock
Attributes
  • Colour
    Yellow
  • Material
    HDPE
  • Compatible Thread Standard
    UNF
  • Pitch Diameter
    12.0 NaN
  • Overall Diameter
    34.0 mm
Threaded Cap UNF 1/4 28 TPI HDPE Yellow

9221000

Price Range
£ 0.8783 - £ 0.3962

Stock Levels
2000 In stock
Attributes
  • Colour
    Yellow
  • Material
    HDPE
  • Compatible Thread Standard
    UNF
  • Pitch Diameter
    28.0 NaN
  • Overall Diameter
    11.0 mm
Threaded Cap UNF 1-1/16 16 TPI HDPE Yellow

9304000

Price Range
£ 0.6076 - £ 0.3084

Stock Levels
406 In stock
Attributes
  • Colour
    Yellow
  • Material
    HDPE
  • Compatible Thread Standard
    UNF
  • Pitch Diameter
    16.0 NaN
  • Overall Diameter
    24.0 mm
Threaded Cap UNF 3/4 16 TPI HDPE Yellow

9229000

Price Range
£ 0.5071 - £ 0.1721

Stock Levels
418 In stock
Attributes
  • Colour
    Yellow
  • Material
    HDPE
  • Compatible Thread Standard
    UNF
  • Pitch Diameter
    16.0 NaN
  • Overall Diameter
    26.0 mm
Threaded Cap UNF 1-7/8 12 TPI HDPE Yellow

9241000

Price Range
£ 0.9991 - £ 0.5274

Stock Levels
2998 In stock
Attributes
  • Colour
    Yellow
  • Material
    HDPE
  • Compatible Thread Standard
    UNF
  • Pitch Diameter
    12.0 NaN
  • Overall Diameter
    55.0 mm
Threaded Cap UNF 1-5/16 16 TPI HDPE Yellow

9307500

Price Range
£ 1.2953 - £ 0.4226

Stock Levels
488 In stock
Attributes
  • Colour
    Yellow
  • Material
    HDPE
  • Compatible Thread Standard
    UNF
  • Pitch Diameter
    16.0 NaN
  • Overall Diameter
    30.0 mm
Threaded Cap UNF 9/16 18 TPI HDPE Yellow

9302000

Price Range
£ 0.4412 - £ 0.2005

Stock Levels
2998 In stock
Attributes
  • Colour
    Yellow
  • Material
    HDPE
  • Compatible Thread Standard
    UNF
  • Pitch Diameter
    18.0 NaN
  • Overall Diameter
    21.0 mm
Threaded Cap UNF 7/8 14 TPI HDPE Yellow

9231000

Price Range
£ 0.6353 - £ 0.2266

Stock Levels
998 In stock
Attributes
  • Colour
    Yellow
  • Material
    HDPE
  • Compatible Thread Standard
    UNF
  • Pitch Diameter
    14.0 NaN
  • Overall Diameter
    29.0 mm
Threaded Cap UNF 1-3/8 12 TPI HDPE Yellow

9237000

Price Range
£ 1.7295 - £ 0.4424

Stock Levels
896 In stock
Attributes
  • Colour
    Yellow
  • Material
    HDPE
  • Compatible Thread Standard
    UNF
  • Pitch Diameter
    12.0 NaN
  • Overall Diameter
    42.0 mm
Threaded Cap UNF 1-1/2 12 TPI HDPE Yellow

9311000

Price Range
£ 0.5532 - £ 0.2634

Stock Levels
100 In stock
Attributes
  • Colour
    Yellow
  • Material
    HDPE
  • Compatible Thread Standard
    UNF
  • Pitch Diameter
    12.0 NaN
  • Overall Diameter
    44.5 mm
Threaded Cap UNF 5/8 18 TPI HDPE Yellow

9303000

Price Range
£ 1.1934 - £ 0.304

Stock Levels
1500 In stock
Attributes
  • Colour
    Yellow
  • Material
    HDPE
  • Compatible Thread Standard
    UNF
  • Pitch Diameter
    18.0 NaN
  • Overall Diameter
    21.0 mm
Threaded Cap UNF 1-5/16 12 TPI HDPE Yellow

9236000

Price Range
£ 0.7647 - £ 0.4032

Stock Levels
In production
Attributes
  • Colour
    Yellow
  • Material
    HDPE
  • Compatible Thread Standard
    UNF
  • Pitch Diameter
    12.0 NaN
  • Overall Diameter
    40.0 mm
Threaded Cap UNF 1/2 20 TPI HDPE Yellow

9225000

Price Range
£ 0.3546 - £ 0.1547

Stock Levels
1984 In stock
Attributes
  • Colour
    Yellow
  • Material
    HDPE
  • Compatible Thread Standard
    UNF
  • Pitch Diameter
    20.0 NaN
  • Overall Diameter
    19.0 mm
Threaded Cap UNF 13/16 16 TPI HDPE Yellow

9230000

Price Range
£ 1.1231 - £ 0.2866

Stock Levels
4994 In stock
Attributes
  • Colour
    Yellow
  • Material
    HDPE
  • Compatible Thread Standard
    UNF
  • Pitch Diameter
    16.0 NaN
  • Overall Diameter
    28.0 mm
Threaded Cap UNF 1-5/8 12 TPI HDPE Yellow

9239000

Price Range
£ 0.9079 - £ 0.4805

Stock Levels
1775 In stock
Attributes
  • Colour
    Yellow
  • Material
    HDPE
  • Compatible Thread Standard
    UNF
  • Pitch Diameter
    12.0 NaN
  • Overall Diameter
    48.0 mm
Threaded Cap UNF 13/16 12 TPI HDPE Yellow

9309000

Price Range
£ 1.453 - £ 0.3672

Stock Levels
1458 In stock
Attributes
  • Colour
    Yellow
  • Material
    HDPE
  • Compatible Thread Standard
    UNF
  • Pitch Diameter
    12.0 NaN
  • Overall Diameter
    36.5 mm
Threaded Cap UNF 9/16 18 TPI HDPE Yellow

9226000

Price Range
£ 0.3754 - £ 0.1689

Stock Levels
3898 In stock
Attributes
  • Colour
    Yellow
  • Material
    HDPE
  • Compatible Thread Standard
    UNF
  • Pitch Diameter
    18.0 NaN
  • Overall Diameter
    21.0 mm
Threaded Cap UNF 1-1/16 16 TPI HDPE Yellow

9228000

Price Range
£ 0.5071 - £ 0.1721

Stock Levels
5767 In stock
Attributes
  • Colour
    Yellow
  • Material
    HDPE
  • Compatible Thread Standard
    UNF
  • Pitch Diameter
    16.0 NaN
  • Overall Diameter
    24.0 mm