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Plastic caps, Vinyl caps and thread protectors including plastic end caps and plastic end plugs. Low cost and high quality manufactured plastic caps by Premier Vinyl Solutions.

End Caps, Plugs & Flange Protectors : Threaded Caps & Plugs

Threaded Caps and Plugs


Threaded Caps and Plugs DrawingThreaded Caps and Plugs Drawing

Used mainly in the automotive, radiator and valve manufacturing industries. A selection of BSP, metric and UNF sizes.

We are able to supply a variety of plastic injection moulded products, including tapered plugs, threaded caps and plugs, pipe end caps, round tube end plugs, square end plugs, a variety of flange protectors and any custom mouldings to your design specification.

See more plastic injection moulded products

BSP caps are usually manufactured in red or yellow LDPE.
However they can be made in any colour LDPE to suit the application.

BSP Caps   BSP Plugs
Ref No. BSP A B Bag Qty   Ref No. BSP A B Bag Qty
    Measurements in mm         Measurements in mm  
THC1 1/8  9.50 12.90 10,000   THP1 1/8  5.50 15.80 10,000
THC2 1/4  11.10 14.20 10,000   THP2 1/4  6.00 20.60 10,000
THC3 3/8  11.10 19.00 10,000   THP3 3/8  8.00 24.60 5,000
THC4 1/2  12.70 24.60 5,000   THP4 1/2  9.00 27.90 5,000
THC5/8 5/8  15.70 25.00 5,000   THP5 3/4  11.00 34.70 3,000
THC5 3/4  18.20 28.50 5,000   THP5/8 5/8  18.67 30.61 1,000
THC6 1 19.80 38.10 2,000   THP6 1 12.00 38.80 2,000
THC7 1.1/4 20.00 44.60 1,000   THP7 1.1/4 11.00 49.70 1,000
THC8 1.1/2 50.00 28.00 1,000   THP8 1.1/2 11.00 54.50 600
THC9 2 21.10 62.20 500   THP9 2 10.80 68.50 400
THC10 2.1/2 27.40 78.00 300   THP11 3 10.80 100.00 150

Manufactured in red LDPE.

Metric Caps   Metric Plugs
Ref No. Metric A B Bag Qty   Ref No. Metric A B Bag Qty
  Measurements in mm       Measurements in mm  
THC20 M8 x 1 10.0 9.9 5,000   THP20 M10 x 1 7.0 10.0 5,000
THC21 M10 x 1 10.0 11.9 5,000   THP21 M12x1.5 10.0 17.2 5,000
THC22 M12 x 1 12.0 13.8 5,000   THP22 M14 x 1.5 10.0 19.2 5,000
THC23 M12 x 1.5 12.0 14.0 5,000   THP23 M16 x 1.5 10.0 22.0 4,000
THC24 M14 x 1.5 12.0 15.9 5,000   THP24 M18 x 1.5 10.0 24.0 3,000
THC25 M16 x 1.5 12.0 17.9 4,000   THP25 M20 x 1.5 10.0 26.0 2,000
THC26 M18 x 1.5 14.0 19.7 4,000   THP26 M22 x 1.5 10.0 27.2 2,000
THC27 M20 x 1.5 14.0 21.9 4,000   THP27 M24 x 1.5 12.0 31.5 1,000
THC28 M22 x 1.5 13.8 24.3 3,000   THP28 M26 x 1.5 10.0 32.0 1,000
THC29 M24 x 1.5 14.0 26.2 3,000   THP29 M27 x 2 13.0 32.3 1,000
THC30 M25 x 1.5 14.0 27.2 2,000   THP30 M33 x 2 13.0 40.4 500
THC31 M26 x 1.5 14.0 28.3 2,000   THP31 M42 x 2 13.0 50.0 500
THC32 M28 x 1.5 14.0 32.0 2,000            
THC33 M30 x 2 14.0 34.0 1,500            
THC34 M36 x 2 16.0 38.8 1500            
THC35 M42 x 2 16.0 44.5 500            
THC36 M52 x 2 16.0 54.7 500            

UNF caps are manufactured in yellow LDPE.
UNF plugs are manufactured in red LDPE.

UNF Caps   UNF Plugs
Ref No. UNF A B Bag Qty   Ref No. UNF A B Bag Qty

 

Measurements in mm

 

 

 

Measurements in mm

 

THC50

3/8-24

11.3

13.6

5,000

 

THP50

5/16-24

11.18

11.18

5,000

THC51

7/16-20

11.9

15.6

5,000

 

THP51

3/18-24

11.68

12.70

5,000

THC52

1/2-20

14.1

17.0

5,000

 

THP52

7/16-20

13.46

15.75

5,000

THC53

9/16-18

12.5

18.7

5,000

 

THP53

1/2-20

13.46

17.27

5,000

THC54

5/8-18

18.0

20.3

5,000

 

THP54

9/16-18

12.70

20.57

5,000

THC55

3/4-16

17.6

23.6

2,500

 

THP55

5/8-18

14.99

20.57

5,000

THC56

11/16-16

14.2

21.2

2,500

 

THP56

11/16-16

11.18

22.10

5,000

THC57

7/8-14

19.5

27.0

2,500

 

THP57

3/4-16

19.05

23.88

2,500

THC58

1.1/16-12

20.1

31.7

2,500

 

THP58

13/16-16

12.70

23.88

5,000

THC59

1.5/16-12

21.1

39.3

1,000

 

THP59

7/8-14

22.10

26.93

2,500

 

 

 

 

 

 

THP60

1-14

14.99

29.47

2,500

 

 

 

 

 

 

THP61

1.1/16-12

22.61

31.75

2,500

 

 

 

 

 

 

THP62

1.1/16-14

28.45

33.28

1,000

 

 

 

 

 

 

THP63

1.3/16-12

23.62

35.56

2,500

 

 

 

 

 

 

THP64

1.5/16-12

23.62

38.10

1,000

 

 

 

 

 

 

THP65

1.7/16-12

19.05

41.40

1,000

 

 

 

 

 

 

THP66

1.1/2-12

23.62

44.45

1,000

 

 

 

 

 

 

THP67

1.5/8-12

23.62

50.80

1,000

 

 

 

 

 

 

THP68

1.3/4-12

24.13

55.63

1,000

 

 

 

 

 

 

THP69

1.7/8-12

29.21

58.68

500

 

 

 

 

 

 

THP70

2.1/4-12

33.28

66.80

500

 

 

 

 

 

 

THP71

2.1/2-12

33.28

74.68

500

Other sizes may be available upon request

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