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Threaded caps and plugs

Threaded Caps & Plugs

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

threaded cap and plug tech diagram 1 threaded cap and plug tech diagram 2
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
Ref No. BSP A B Bag Qty
    Measurements in mm  
THC1 1/8 9.50 12.90 10,000
THC2 1/4 11.10 14.20 10,000
THC3 3/8 11.10 19.00 10,000
THC4 1/2 12.70 24.60 5,000
THC5/8 5/8 15.70 25.00 5,000
THC5 3/4 18.20 28.50 5,000
THC6 1 19.80 38.10 2,000
THC7 1.1/4 20.00 44.60 1,000
THC8 1.1/2 50.00 28.00 1,000
THC9 2 21.10 62.20 500
THC10 2.1/2 27.40 78.00 300
BSP Plugs
Ref No. BSP A B Bag Qty
    Measurements in mm  
THP1 1/8 5.50 15.80 10,000
THP2 1/4 6.00 20.60 10,000
THP3 3/8 8.00 24.60 5,000
THP4 1/2 9.00 27.90 5,000
THP5 3/4 11.00 34.70 3,000
THP5/8 5/8 18.67 30.61 1,000
THP6 1 12.00 38.80 2,000
THP7 1.1/4 11.00 49.70 1,000
THP8 1.1/2 11.00 54.50 600
THP9 2 10.80 68.50 400
THP11 3 10.80 100.00 150
Metric caps are manufactured in red LDPE.
Metric Caps
Ref No. Metric A B Bag Qty
  Measurements in mm  
THC20 M8 x 1 10.0 9.9 5,000
THC21 M10 x 1 10.0 11.9 5,000
THC22 M12 x 1 12.0 13.8 5,000
THC23 M12 x 1.5 12.0 14.0 5,000
THC24 M14 x 1.5 12.0 15.9 5,000
THC25 M16 x 1.5 12.0 17.9 4,000
THC26 M18 x 1.5 14.0 19.7 4,000
THC27 M20 x 1.5 14.0 21.9 4,000
THC28 M22 x 1.5 13.8 24.3 3,000
THC29 M24 x 1.5 14.0 26.2 3,000
THC30 M25 x 1.5 14.0 27.2 2,000
THC31 M26 x 1.5 14.0 28.3 2,000
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
Metric Plugs
Ref No. Metric A B Bag Qty
  Measurements in mm  
THP20 M10 x 1 7.0 10.0 5,000
THP21 M12x1.5 10.0 17.2 5,000
THP22 M14 x 1.5 10.0 19.2 5,000
THP23 M16 x 1.5 10.0 22.0 4,000
THP24 M18 x 1.5 10.0 24.0 3,000
THP25 M20 x 1.5 10.0 26.0 2,000
THP26 M22 x 1.5 10.0 27.2 2,000
THP27 M24 x 1.5 12.0 31.5 1,000
THP28 M26 x 1.5 10.0 32.0 1,000
THP29 M27 x 2 13.0 32.3 1,000
THP30 M33 x 2 13.0 40.4 500
THP31 M42 x 2 13.0 50.0 500

 

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