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LM4 Connector


Product Description:

LM4 is a 100% woven polyester connector used in higher temperature environments.

Atex Compliant: IBExU tested. Can be used in all explosion hazardous areas. (A copy of certification is available on request).

Complies with:

FDA 21 CFR 177.2800, (EC) 1935/2004, 2023/2006 & 10/2011

Key features/uses:

  • Used for higher temperature environments (up to 130°C / 266°F)

Available Sizes:

Diameters: Ø100mm (4"), Ø125mm (5"), Ø150mm (6") through to Ø1,650mm (65") in 50mm (2") increments

Lengths:  80mm (3"), 100mm (4") then in 50mm (2") increments up to 1,500mm (4ft 11")

NB: Some length restrictions apply for connectors over Ø650mm and diameter/length restrictions apply for those with Tool Release options. Refer to the Quick Reference Limitations Summary for more information.


Available with SS Rings? Yes (≤ ⌀500mm)
Available with Plastic Rings? Yes (≤ ⌀1000mm)
Available as TR (Tool Release) option? Yes (≤ ⌀650mm)


 Contact a local BFM® fitting expert    Download LM4 Product Spec Sheet 

Physical Properties

Fibre 100% Polyester
Colour White
Construction/Finish Multi-filament plain weave, calendered
Weight 393 g/m^2 / 11.6oz/yd^2
Max. Operating Temp 130°C / 266°F
Max. Surge Temp 150°C / 302°F
Low Temp Flexibility Good
Surface Resistivity (Ohms) 109 (Tested to ASTMD-257)
Average Tensile Strength (kg) Warp 522 Weft 745 (Test Standard: ASTM 5034)
Air Permeability 0.4 (cm3/cm2/sec at125Pa) / 0.8 (ft3/ft2/min at 0.5 inch wg) NB: 125Pa = 0.5 inch wg

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