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Maestrini Bronze Flanged Lock Nut (4" BSP Female)

Part No. 415332

37.76 You pay €53.47 Incl VAT You pay €44.56 Excl VAT

RRP €59.40 €49.50

Save €5.93 (10.0%) Save €4.94 (10.0%)

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Overview
Brand Maestrini
Country of Origin Italy
Construction Bronze
Thread Size 4" BSP Female
Thread Gender Female
Diameter 147.5mm
Width Hex Nut: 129mm
Depth 18.5mm
Pressure Rating 232 PSI (16 Bar)
Description

The Maestrini 4" female BSP flanged locking nut is made from bronze. This material is tough and corrosion resistant making it suitable for exposure to sea water.

Please Note: All fittings used for through hull applications must be correctly electrically bonded to ensure protection from electrolytic corrosion. Bronze is highly suitable for below waterline through hull applications.

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FAQ's

  • How can I identify the correct BSP / NPT size fittings that I require? +

    Please refer to this useful guide:

    BSP / NPT Identification

  • How many threads per inch do your fittings have? +

    Our fittings come with standard BSP or NPT threads and therefore have a set number of threads per inch depending on the size of the pipe fitting. Please see below for our helpful guide:

    Nominal Pipe Size

    Threads per Inch

    NPT

    BSP

    1/16"

    27

    -

    1/8"

    27

    28

    1/4"

    18

    19

    3/8"

    18

    19

    1/2"

    14

    14

    3/4"

    14

    14

    1"

    11-1/2

    11

    1-1/4"

    11-1/2

    11

    1-1/2"

    11-1/2

    11

    2"

    11-1/2

    11

    2-1/2"

    8

    11

    3"

    8

    11

    3-1/2"

    8

    11

    4"

    8

    11

    5"

    8

    11

    6"

    8

    11

    8"

    8

    11

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