Compression Fittings

Metric Union Nut (M)

Union nut. Metric nut thread. To DIN 3870. MotusCoat™ surface: up to 1,500 hours resistance to red rust in controlled testing, depending on specification and application. Steel. 28 sizes, each with its own part number.

28sizes
MLLN-08-MC to MHN-52-MC

Or call NZ 0800 668 874 · AU 1800 839 249 · US & CAN 437 245 6179

StandardDIN 3870
SurfaceMotusCoat™
MaterialSteel

Pick your size

Tick the sizes you need, then request a price.

IdentificationSeriesØ d2 mmG1L1 mmS1
LL4.0M 8 x 111.510
LL5.0M 10 x 112.012
LL6.0M 10 x 112.012
LL8.0M 12 x 112.514
LL10.0M 14 x 113.517
LL12.0M 16 x 113.519
LL16.0M 22 x 1.517.527
L6.0M 12 x 1.515.014
L8.0M 14 x 1.515.017
L10.0M 16 x 1.516.019
L12.0M 18 x 1.516.022
L15.0M 22 x 1.517.527
L18.0M 26 x 1.518.532
L18.0M 27 x 218.032
L22.0M 30 x 220.536
L28.0M 36 x 221.541
L35.3M 45 x 224.550
L42.0M 52 x 224.560
S6.0M 14 x 1.517.017
S8.0M 16 x 1.517.019
S10.0M 18 x 1.518.022
S12.0M 20 x 1.518.024
S14.0M 22 x 1.521.027
S16.0M 24 x 1.521.030
S20.0M 30 x 224.536
S25.0M 36 x 227.546
S30.0M 42 x 229.550
S38.0M 52 x 233.060

Series: LL = Very Light L = Light S = Heavy PN = Nominal pressure PB = Max. operating pressure Ø d2 = External pipe diameter Product Version: Stainless Steel (SS)

The details

Connection 1
Metric nut thread
Design
Union nut
Standard
DIN 3870
Material
Steel
Surface
MotusCoat™
Surface

MotusCoat™

In controlled testing, MotusCoat™ achieves up to 1,500 hours resistance to red rust, depending on specification and application.

Competitor coating after 1000-hour salt spray testing
A fitting with a competitor coating, covered in red rust
A fitting with MotusCoat, with no red rust
MotusCoat™After a 1000-hour salt spray test according to DIN EN ISO 9227

Goes with