Threaded Caps and Plugs
Threaded caps and plugs used mainly in the automotive, radiator and valve manufacturing industries.
A selection of BSP, metric and UNF sizes. 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 |
| 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 |
4,000 |
| THC6 | 1 |
19.80 |
38.10 |
2,000 |
| THC7 | 1.1/4 |
20.00 |
44.60 |
1,000 |
| THC8 | 1.1/2 |
28.00 |
50.00 |
1,500 |
| THC9 | 2 |
21.10 |
62.20 |
1,000 |
| THC10 | 2.1/2 |
27.40 |
78.00 |
500 |
Measurements in millimetres.
Other sizes may be available upon request
METRIC CAPS |
||||
| Ref No. | Metric |
A |
B |
Bag Qty |
| 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 caps and plugs are manufactured in red LDPE.
Measurements in millimetres.
Other sizes may be available upon request
UNF CAPS |
||||
| Ref No. | UNF |
A
|
B
|
Bag Qty |
| THC50 | 3/8-24 |
11.3 |
13.6 |
5,000 |
| THC51 | 7/16-20 |
11.9 |
15.6 |
5,000 |
| THC52 | 1/2-20 |
14.1 |
17.0 |
5,000 |
| THC53 | 9/16-18 |
12.5 |
18.7 |
5,000 |
| THC54 | 5/8-18 |
18.0 |
20.3 |
5,000 |
| THC55 | 3/4-16 |
17.6 |
23.6 |
2,500 |
| THC56 | 11/16-16 |
14.2 |
21.2 |
2,500 |
| THC57 | 7/8-14 |
19.5 |
27.0 |
2,500 |
| THC58 | 1.1/16-12 |
20.1 |
31.7 |
2,500 |
| THC59 | 1.5/16-12 |
21.1 |
39.3 |
1,000 |
UNF caps and plugs are manufactured in red LDPE.
Measurements in millimetres.
Other sizes may be available upon request
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BSP PLUGS |
||||
| Ref No. | BSP
|
A
|
B
|
Bag Qty |
| 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 |
10,000 |
| THP4 | 1/2 |
9.00 |
27.90 |
5,000 |
| THP5 | 3/4 |
11.00 |
34.70 |
3,000 |
| THP5/8 | 5/8 |
9.70 |
29.90 |
3,000 |
| 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 |
1,000 |
| THP9 | 2 |
10.80 |
68.50 |
500 |
| THP10 | 2.1/2 |
23.32 |
93.65 |
300 |
| THP11 | 3 |
10.80 |
100.00 |
250 |
Measurements in millimetres.
Other sizes may be available upon request
METRIC PLUGS |
||||
| Ref No. | Metric |
A |
B |
Bag Qty |
| 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 |
Metric caps and plugs are manufactured in red LDPE.
Measurements in millimetres.
Other sizes may be available upon request
UNF PLUGS |
||||
| Ref No. | UNF |
A
|
B
|
Bag Qty |
| THP50 | 5/16-24 |
11.18 |
11.18 |
5,000 |
| THP51 | 3/18-24 |
11.68 |
12.70 |
5,000 |
| THP52 | 7/16-20 |
13.46 |
15.75 |
5,000 |
| THP53 | 1/2-20 |
13.46 |
17.27 |
5,000 |
| THP54 | 9/16-18 |
12.70 |
20.57 |
5,000 |
| THP55 | 5/8-18 |
14.99 |
20.57 |
5,000 |
| THP56 | 11/16-16 |
11.18 |
22.10 |
5,000 |
| THP57 | 3/4-16 |
19.05 |
23.88 |
2,500 |
| THP58 | 13/16-16 |
12.70 |
23.88 |
5,000 |
| 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 |
UNF caps and plugs are manufactured in red LDPE.
Measurements in millimetres.
Other sizes may be available upon request
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