Hotline: +44 191 442 4242

ProteC CaPtoP® EP 445

Threaded sealing plugs with drain head design


CaPtoP® EP 445

Threaded sealing plugs with drain head design


YOUR CAPTOP® ADVANTAGE:   Best Price in the Market

Special head design allows all fluids to drain off. Perfectly seal internal threads to avoid unwanted fluid leakage.

To protect unified/straight threaded ports and fittings according to DIN 3852-1 Metric, ISO 6149-1 BSP, SAE J 1926 UN/UNF.

This plug is engineered with five complete threads to provide a tight fit.

The "sealing lip" enables each plug to provide a secure seal to a specific torque for each size.

Standard Colour: yellow
Material: Premium, impact resistant Nylon ( PA 6 )

PROTEC CAPTOP EP 445
d1 D L1 H SW Reference No. Bookmark
  Metric DIN 3852-1 / DIN ISO 6149-1
M 10 x 1    14.2   8.0 15.0   7.0 EP 445 - M 10 x 1
M 12 x 1.5 17.2 11.0 18.0 10.0 EP 445 - M 12 x 1.5
M 14 x 1.5 19.3 11.0 19.0 10.0 EP 445 - M 14 x 1.5
M 16 x 1.5 22.0 11.0 21.0 13.0 EP 445 - M 16 x 1.5
M 18 x 1.5 24.1 11.0 21.0 13.0 EP 445 - M 18 x 1.5
M 20 x 1.5 26.0 11.0 21.0 15.0 EP 445 - M 20 x 1.5
M 22 x 1.5 27.2 11.0 21.0 15.0 EP 445 - M 22 x 1.5
M 26 x 1.5 32.0 13.5 23.5 19.0 EP 445 - M 26 x 1.5
M 27 x 2 32.3 11.0 21.0 19.0 EP 445 - M 27 x 2
M 33 x 2 40.4 13.5 23.5 24.0 EP 445 - M 33 x 2
M 42 x 2 50.0 13.5 23.5 24.0 EP 445 - M 42 x 2
M 48 x 2 55.4 13.5 24.5 30.0 EP 445 - M 48 x 2
M 60 x 2 68.5 13.5 24.5 30.0 EP 445 - M 60 x 2
  DIN EN ISO 228-1 / DIN 3852-2
G   .1/4" 19.4   7.5 15.8 10.0 EP 445 - G   .1/4"
G   .3/8" 22.4   7.5 17.5 13.0 EP 445 - G   .3/8"
G   .1/2" 27.4   9.5 19.5 15.0 EP 445 - G   .1/2"
G   .3/4" 32.4   9.5 19.5 19.0 EP 445 - G   .3/4"
G  1." 40.0   9.5 21.5 24.0 EP 445 - G  1."
G  1.1/4" 50.4 11.5 22.5 24.0 EP 445 - G  1.1/4"
G  1.1/2" 55.4 11.5 22.5 30.0 EP 445 - G  1.1/2"
  ISO 11926-1
.9/16" - 18 UNF 17.8 11.0 18.0 10.0 EP 445 - 9/16" - 18 UNF
d1 D L1 H SW Reference No.
  Metric DIN 3852-1 / DIN ISO 6149-1
M 10 x 1    14.2   8.0 15.0   7.0 EP 445 - M 10 x 1
M 12 x 1.5 17.2 11.0 18.0 10.0 EP 445 - M 12 x 1.5
M 14 x 1.5 19.3 11.0 19.0 10.0 EP 445 - M 14 x 1.5
M 16 x 1.5 22.0 11.0 21.0 13.0 EP 445 - M 16 x 1.5
M 18 x 1.5 24.1 11.0 21.0 13.0 EP 445 - M 18 x 1.5
M 20 x 1.5 26.0 11.0 21.0 15.0 EP 445 - M 20 x 1.5
M 22 x 1.5 27.2 11.0 21.0 15.0 EP 445 - M 22 x 1.5
M 26 x 1.5 32.0 13.5 23.5 19.0 EP 445 - M 26 x 1.5
M 27 x 2 32.3 11.0 21.0 19.0 EP 445 - M 27 x 2
M 33 x 2 40.4 13.5 23.5 24.0 EP 445 - M 33 x 2
M 42 x 2 50.0 13.5 23.5 24.0 EP 445 - M 42 x 2
M 48 x 2 55.4 13.5 24.5 30.0 EP 445 - M 48 x 2
M 60 x 2 68.5 13.5 24.5 30.0 EP 445 - M 60 x 2
  DIN EN ISO 228-1 / DIN 3852-2
G   .1/4" 19.4   7.5 15.8 10.0 EP 445 - G   .1/4"
G   .3/8" 22.4   7.5 17.5 13.0 EP 445 - G   .3/8"
G   .1/2" 27.4   9.5 19.5 15.0 EP 445 - G   .1/2"
G   .3/4" 32.4   9.5 19.5 19.0 EP 445 - G   .3/4"
G  1." 40.0   9.5 21.5 24.0 EP 445 - G  1."
G  1.1/4" 50.4 11.5 22.5 24.0 EP 445 - G  1.1/4"
G  1.1/2" 55.4 11.5 22.5 30.0 EP 445 - G  1.1/2"
  ISO 11926-1
.9/16" - 18 UNF 17.8 11.0 18.0 10.0 EP 445 - 9/16" - 18 UNF
  Metric DIN 3852-1 / DIN ISO 6149-1
Thread d1
M 10 x 1   

Flange D
14.2

Thread Length L1
  8.0

Head Lengt L2
15.0

Spannersize SW
  7.0

Reference No.   EP 445 - M 10 x 1

Thread d1
M 12 x 1.5

Flange D
17.2

Thread Length L1
11.0

Head Lengt L2
18.0

Spannersize SW
10.0

Reference No.   EP 445 - M 12 x 1.5

Thread d1
M 14 x 1.5

Flange D
19.3

Thread Length L1
11.0

Head Lengt L2
19.0

Spannersize SW
10.0

Reference No.   EP 445 - M 14 x 1.5

Thread d1
M 16 x 1.5

Flange D
22.0

Thread Length L1
11.0

Head Lengt L2
21.0

Spannersize SW
13.0

Reference No.   EP 445 - M 16 x 1.5

Thread d1
M 18 x 1.5

Flange D
24.1

Thread Length L1
11.0

Head Lengt L2
21.0

Spannersize SW
13.0

Reference No.   EP 445 - M 18 x 1.5

Thread d1
M 20 x 1.5

Flange D
26.0

Thread Length L1
11.0

Head Lengt L2
21.0

Spannersize SW
15.0

Reference No.   EP 445 - M 20 x 1.5

Thread d1
M 22 x 1.5

Flange D
27.2

Thread Length L1
11.0

Head Lengt L2
21.0

Spannersize SW
15.0

Reference No.   EP 445 - M 22 x 1.5

Thread d1
M 26 x 1.5

Flange D
32.0

Thread Length L1
13.5

Head Lengt L2
23.5

Spannersize SW
19.0

Reference No.   EP 445 - M 26 x 1.5

Thread d1
M 27 x 2

Flange D
32.3

Thread Length L1
11.0

Head Lengt L2
21.0

Spannersize SW
19.0

Reference No.   EP 445 - M 27 x 2

Thread d1
M 33 x 2

Flange D
40.4

Thread Length L1
13.5

Head Lengt L2
23.5

Spannersize SW
24.0

Reference No.   EP 445 - M 33 x 2

Thread d1
M 42 x 2

Flange D
50.0

Thread Length L1
13.5

Head Lengt L2
23.5

Spannersize SW
24.0

Reference No.   EP 445 - M 42 x 2

Thread d1
M 48 x 2

Flange D
55.4

Thread Length L1
13.5

Head Lengt L2
24.5

Spannersize SW
30.0

Reference No.   EP 445 - M 48 x 2

Thread d1
M 60 x 2

Flange D
68.5

Thread Length L1
13.5

Head Lengt L2
24.5

Spannersize SW
30.0

Reference No.   EP 445 - M 60 x 2

  DIN EN ISO 228-1 / DIN 3852-2
Thread d1
G   .1/4"

Flange D
19.4

Thread Length L1
  7.5

Head Lengt L2
15.8

Spannersize SW
10.0

Reference No.   EP 445 - G   .1/4"

Thread d1
G   .3/8"

Flange D
22.4

Thread Length L1
  7.5

Head Lengt L2
17.5

Spannersize SW
13.0

Reference No.   EP 445 - G   .3/8"

Thread d1
G   .1/2"

Flange D
27.4

Thread Length L1
  9.5

Head Lengt L2
19.5

Spannersize SW
15.0

Reference No.   EP 445 - G   .1/2"

Thread d1
G   .3/4"

Flange D
32.4

Thread Length L1
  9.5

Head Lengt L2
19.5

Spannersize SW
19.0

Reference No.   EP 445 - G   .3/4"

Thread d1
G  1."

Flange D
40.0

Thread Length L1
  9.5

Head Lengt L2
21.5

Spannersize SW
24.0

Reference No.   EP 445 - G  1."

Thread d1
G  1.1/4"

Flange D
50.4

Thread Length L1
11.5

Head Lengt L2
22.5

Spannersize SW
24.0

Reference No.   EP 445 - G  1.1/4"

Thread d1
G  1.1/2"

Flange D
55.4

Thread Length L1
11.5

Head Lengt L2
22.5

Spannersize SW
30.0

Reference No.   EP 445 - G  1.1/2"

  ISO 11926-1
Thread d1
.9/16" - 18 UNF

Flange D
17.8

Thread Length L1
11.0

Head Lengt L2
18.0

Spannersize SW
10.0

Reference No.   EP 445 - 9/16" - 18 UNF

PROTEC products and specifications are subject to improvement and change without notice.

CAPTOP® EP 445 Individual Productions:
On request we develop and produce individually tailored solutions along with the standard items of this range: If you require additional dimensions, different materials and new colours. We would be pleased to assist you.

Delivery Service:
Orders that arrive before midday can be despatched on the same day, using either our standard service or via a faster service if required.

EP 445 plugs can be fitted and removed with a screwdriver, socket wrench, power tool or by hand.

Nylon offers high resistance against hydraulic fluids, acids, base alkalines and solvents.

On request we develop and produce individually tailored solutions along with the standard items of this range: If you require additional dimensions, different materials and new colours. We would be pleased to assist you.

Ask for free no-obligation samples and more information on our contact form.
We will promptly take care of your request and get in touch with you.
Please click here.


You will finde more details on how we protect you data during the chat session in our privacy policy.

You might also be interested in these PROTEC series

CAPTOP® EP 250

Open bevel edge protectors for pipe ends

CAPTOP® EP 300

Valve flange protection plugs

CAPTOP® EP 185

Pressure pipe protection uniplugs

CAPTOP® EP 210

Flexible pull tab caps

Certified production & quality management

PROTEC meets the most stringent demands of safety and operations reliability. International approvals and certifications such as UL, CSA, VDE, VDA 6.1 and DIN EN ISO 9001: 2015 demonstrate total quality commitment on superior level.

Be the first to know - Join our newsletter!

Stay on top of the latest news and upcoming events and event information from PROTEC and its partner. Be the first to know when new products are on the market. Get periodic specials and news delivered directly to your email inbox! You can un-subscribe anytime.

Sign our free newsletter now

Imprint | Contact form | Privacy policy | Jobs at PROTEC | Certifications

copyright (c) 2020 PROTEC PLASTICS THE CAP COMPANY LTD